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mk 21 dive helmet

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Navy diver aboard USS Safeguard

Navy diver aboard USS Safeguard

At sea aboard USS Safeguard (Aug. 20, 2000) Lieutenant Junior Grade Rebecca Aten, from Arlington, VA, peers out through an MK-21 dive helmet before entering the ocean in Lumut, Malaysia. Lieutenant Junior Grad... more

US Navy (USN) Interior Communications Electrician Third Class (IC3) Diver (DV) Garret Herman, onboard the USS GRAPPLE (ASR 53), gets his MK 21 diver hat leak tested before a dive. The Grapple is over the historical wreck of the USS Monitor, 17 miles off the coast of North Carolina, during the first phase of Monitor Expedition 2001

US Navy (USN) Interior Communications Electrician Third Class (IC3) Di...

The original finding aid described this photograph as: Base: Uss Grapple (ASR 53) Country: Atlantic Ocean (AOC) Scene Camera Operator: PH2 Isaac Merriman Release Status: Released to Public Combined Military... more

US Navy (USN) Boatswain Mate CHIEF, 1ST Class Diver/Surface Warfare, Michael Hardgraves wears his MK 21 diver hat and suit onboard the USS GRAPPLE (ASR 53) as he prepares for a dive over the historical wreck of the USS Monitor, 17 miles off the coast of North Carolina, during the first phase of Monitor Expedition 2001

US Navy (USN) Boatswain Mate CHIEF, 1ST Class Diver/Surface Warfare, M...

The original finding aid described this photograph as: Base: Uss Grapple (ASR 53) Country: Atlantic Ocean (AOC) Scene Camera Operator: PH2 Isaac Merriman Release Status: Released to Public Combined Military... more

US Navy (USN) Lieutenant Commander (LCDR) Ed Eidson, Executive Officer, Mobile Diving and Salvage Unit Two (MDSU-2), wares the MK 21 Mod One diving helmet, with video camera and lights mounted on the sides, as he prepares for a dive, during Phase II of the Monitor 2001 Expedition

US Navy (USN) Lieutenant Commander (LCDR) Ed Eidson, Executive Officer...

The original finding aid described this photograph as: Base: Mason-Gulf Derrick Barge Wotan Scene Camera Operator: PH2 (Dv) Eric Lippmann, USN Release Status: Released to Public Combined Military Service Dig... more

US Navy (USN) CHIEF Hospital Corpsman (HMC) Mike Cockrill, Mobile Diving and Salvage Unit Two (MDSU-2), holds his MK 21 Mod One diving helmet, as the prepares for a dive, onboard the Derrick Barge, WOTAN, during Phase II of the Monitor 2001 Expedition

US Navy (USN) CHIEF Hospital Corpsman (HMC) Mike Cockrill, Mobile Divi...

The original finding aid described this photograph as: Base: Mason-Gulf Derrick Barge Wotan Scene Camera Operator: PH2 (Dv) Eric Lippmann, USN Release Status: Released to Public Combined Military Service Dig... more

US Navy (USN) Commander (CDR) Bobbie Scholley, Commanding Officer, Mobile Diving and Salvage Unit Two (MDSU-2), wares the MK 21 Mod One diving helmet, with video camera and lights mounted on the sides, as he prepares for a dive, during Phase II of the Monitor 2001 Expedition

US Navy (USN) Commander (CDR) Bobbie Scholley, Commanding Officer, Mob...

The original finding aid described this photograph as: Base: Mason-Gulf Derrick Barge Wotan Scene Camera Operator: PH2 (Dv) Eric Lippmann, USN Release Status: Released to Public Combined Military Service Dig... more

Close up of the Mk 21 Dive Helmet worn by US Navy (USN) Hull Maintenance Technician PETTY Officer First Class (HT1) Diver (DV) John M. O'Donnell, as he prepares for a dive, during the recover of the sunken Japanese fishing vessel Ehime Maru

Close up of the Mk 21 Dive Helmet worn by US Navy (USN) Hull Maintenan...

The original finding aid described this photograph as: Base: Crowley 450-10 Barge Scene Major Command Shown: CINCPACFLT Scene Camera Operator: PH3 Joshua L. Pritekel, USN Release Status: Released to Public ... more

A US Navy (USN) diver assigned Mobile Diving and Salvage Unit One (MDSU-1) conducts a pre-dive check on his MK-21 helmet just below the surface before heading down to the Japanese Fishing Vessel Ehime Maru, during recovery operations

A US Navy (USN) diver assigned Mobile Diving and Salvage Unit One (MDS...

The original finding aid described this photograph as: Country: Pacific Ocean (POC) Scene Major Command Shown: CINCPACFLT Scene Camera Operator: PHC(Sw/Dv) Andrew Mckaskle, USN Release Status: Released to P... more

Onboard the Crowley Marine, 450-10 Barge, US Navy (USN) Hull Maintenance Technician PETTY Officer First Class (HT1) Diver (DV) John M. O'Donnell gets assistance with his Mk 21 Dive Helmet, during the recover of the sunken Japanese fishing vessel Ehime Maru

Onboard the Crowley Marine, 450-10 Barge, US Navy (USN) Hull Maintenan...

The original finding aid described this photograph as: Base: Crowley 450-10 Barge Scene Major Command Shown: CINCPACFLT Scene Camera Operator: PH3 Joshua L. Pritekel, USN Release Status: Released to Public ... more

Close up view of a diver from the Japanese Maritime Self Defense Force wearing the MK-21 diving helmet, during the recovery of the sunken Japanese fishing vessel, Ehime Maru

Close up view of a diver from the Japanese Maritime Self Defense Force...

The original finding aid described this photograph as: Base: Crowley 450-10 Barge Scene Major Command Shown: CINCPACFLT Scene Camera Operator: PHC(Sw/Nac) Spike Call, USN Release Status: Released to Public ... more

Onboard the Crowley Marine, 450-10 Barge US Navy (USN) divers assigned to Mobile Diving Salvage Unit One (MDSU-1), and divers from the Japanese Maritime Self Defense Force, perform pre-dive checks on the Emergency Gas Supply for the MK 21 dive system, during recovery operations from the Japanese fishing vessel Ehime Maru

Onboard the Crowley Marine, 450-10 Barge US Navy (USN) divers assigned...

The original finding aid described this photograph as: Base: Crowley 450-10 Barge Scene Major Command Shown: CINCPACFLT Scene Camera Operator: PHC(Sw/Nac) Spike Call, USN Release Status: Released to Public ... more

Onboard the Crowley Marine, 450-10 Barge, US Navy (USN) Machinist's Mate CHIEF PETTY Officer (MMC) Diver (DV) Duane Clark from Mobile Diving and Salvage Unit One, has his MK-21 dive helmet removed by fellow divers, during the recover of the sunken Japanese fishing vessel Ehime Maru

Onboard the Crowley Marine, 450-10 Barge, US Navy (USN) Machinist's Ma...

The original finding aid described this photograph as: Base: Crowley 450-10 Barge Scene Camera Operator: PHC(Sw/Dv) Andrew Mckaskle, USN Release Status: Released to Public Combined Military Service Digital P... more

A view onboard the Crowley Marine 450-10 Barge showing US Navy (USN) divers assigned to Mobile Diving Salvage Unit One (MDSU-1), and a diver from the Japanese Maritime Self Defense Force, assisting a fellow diver with his MK-21 helmet and diving suite, during the recovery of the sunken Japanese fishing vessel, Ehime Maru

A view onboard the Crowley Marine 450-10 Barge showing US Navy (USN) d...

The original finding aid described this photograph as: Base: Crowley 450-10 Barge Scene Camera Operator: PHC(Sw/Dv) Andrew Mckaskle, USN Release Status: Released to Public Combined Military Service Digital P... more

Onboard the Crowley Marine 450-10 Barge, a US Navy (USN) diver assigned to Mobile Diving Salvage Unit One (MDSU-1), wearing a MK-21 helmet and diving suite, get an assist onto a diving stage, during the recovery of the sunken Japanese fishing vessel, Ehime Maru

Onboard the Crowley Marine 450-10 Barge, a US Navy (USN) diver assigne...

The original finding aid described this photograph as: Base: Crowley 450-10 Barge Scene Major Command Shown: CINCPACFLT Scene Camera Operator: PHC(Sw/Dv) Andrew Mckaskle, USN Release Status: Released to Pub... more

Personnel onboard the Crowley Marine, 450-10 Barge rush to prepare a MK- 21 dive helmet during recovery of the sunken Japanese fishing vessel, Ehime Maru

Personnel onboard the Crowley Marine, 450-10 Barge rush to prepare a M...

The original finding aid described this photograph as: Base: Crowley 450-10 Barge Scene Major Command Shown: CINCPACFLT Scene Camera Operator: PH3 Joshua L. Pritekel, USN Release Status: Released to Public ... more

US Navy (USN) Interior Communications Electrician Third Class (IC3) Richie Ross assists Boatswains Mate PETTY Officer Second Class (BM2) Diver Dan Cash with his MK-21 dive helmet and suite, in preparation for a dive, during recovery of the sunken Japanese fishing vessel, Ehime Maru

US Navy (USN) Interior Communications Electrician Third Class (IC3) Ri...

The original finding aid described this photograph as: Base: Crowley 450-10 Barge Scene Major Command Shown: CINCPACFLT Scene Camera Operator: PH3 Jennifer A. Smith, USN Release Status: Released to Public C... more

Onboard the Crowley Marine 450-10 Barge, US Navy (USN) divers assigned to Mobile Diving Salvage Unit One (MDSU-1), wearing MK-21 diving helmets and suites man the dive stage, during recovery of the sunken Japanese fishing vessel Ehime Maru

Onboard the Crowley Marine 450-10 Barge, US Navy (USN) divers assigned...

The original finding aid described this photograph as: Base: Crowley 450-10 Barge Scene Major Command Shown: CINCPACFLT Scene Camera Operator: PH3 Joshua L. Pritekel, USN Release Status: Released to Public ... more

A member of the Japanese Self Defense Force Diving Team is fitted with a MK-21 dive helmet aboard the Crowley 450-10 barge, during recovery operations for the Japanese fishing vessel Ehime Maru

A member of the Japanese Self Defense Force Diving Team is fitted with...

The original finding aid described this photograph as: Base: Crowley 450-10 Barge Scene Camera Operator: PHC(Sw/Dv) Andrew Mckaskle, USN Release Status: Released to Public Combined Military Service Digital P... more

A view of the MK-21 dive helmet worn by a diver assigned to Mobile Diving and Salvage Unit One (MDSU-1), during recovery operations for the Japanese fishing vessel Ehime Maru. The helmet is equipped with lights , remote camera and audio equipment

A view of the MK-21 dive helmet worn by a diver assigned to Mobile Div...

The original finding aid described this photograph as: Base: Crowley 450-10 Barge Scene Camera Operator: PHC(Sw/Dv) Andrew Mckaskle, USN Release Status: Released to Public Combined Military Service Digital P... more

U.S. Navy diver gives instruction in underwater emergency procedures for the MK-21 Dive Helmet to a Baltic States Navy Diver.

U.S. Navy diver gives instruction in underwater emergency procedures f...

Baltic Sea Diving Center, Liepaja, Latvia (Jul. 18, 2002) Construction Electrician Todd Horne from Underwater Construction Team One (UCT 1), Little Creek, Va., gives instruction in underwater emergency procedur... more

U.S. Navy divers from Little Creek, Va., provide instruction to an Estonian Navy Diver before his familiarization training with underwater emergency procedures on the MK-21 Dive Helmet.

U.S. Navy divers from Little Creek, Va., provide instruction to an Est...

Liepaja, Latvia (Jul. 20, 2002) Underwater Construction Team One (UCT 1) divers from Little Creek, Va., provide instruction to an Estonian Navy Diver before his familiarization training with underwater emergenc... more

Chief Hospital Corpsman Garth Sinclair comes up and over

Chief Hospital Corpsman Garth Sinclair comes up and over

Naval Station San Diego, Calif. (Apr. 03, 2003) Chief Hospital Corpsman Garth Sinclair comes up and over while being helped by dive tenders Electronics Technician 1st Class Jason Spinden and Electronics Technic... more

Chief Hospital Corpsman Garth Sinclair and Boatswain�s Mate 1st Class Mike Morris, both MK-21 divers, break the surface of the water

Chief Hospital Corpsman Garth Sinclair and Boatswain�s Mate 1st Class ...

Naval Station San Diego, Calif. (Apr. 03, 2003) Chief Hospital Corpsman Garth Sinclair and Boatswains Mate 1st Class Mike Morris, both MK-21 divers, break the surface of the water after completing a Diving Oper... more

 Navy diver, Construction Electricians Mate 2nd Class Rob Soto assigned to Underwater Construction Team One (UCT-1) prepares to leave the surface in the MK-21 Mod 0 deep sea diving helmet to begin work on pile restoration in Newport, R.I.

Navy diver, Construction Electricians Mate 2nd Class Rob Soto assigne...

Newport, R.I. (Sep. 15, 2003) Navy diver, Construction Electricians Mate 2nd Class Rob Soto assigned to Underwater Construction Team One (UCT-1) prepares to leave the surface in the MK-21 Mod 0 deep sea diving ... more

Boatswain's Mate 2nd Class Jack McPherson performs a leak check on the MK-21 Underwater Breathing Apparatus worn by Hull Maintenance Technician 2nd Class Jody Kappen aboard USNS Sioux (T-ATF 171).

Boatswain's Mate 2nd Class Jack McPherson performs a leak check on the...

Pacific Ocean (Jul. 16, 2004) Boatswain's Mate 2nd Class Jack McPherson performs a leak check on the MK-21 Underwater Breathing Apparatus worn by Hull Maintenance Technician 2nd Class Jody Kappen aboard USNS Si... more

Lt. Cmdr. Gregory Hubbard is assisted by Quartermaster 1st Class Ryan Stewart in donning the MK-21 Underwater Breathing Apparatus, both are assigned to Mobile Diving Salvage Unit One (MDSU-1).

Lt. Cmdr. Gregory Hubbard is assisted by Quartermaster 1st Class Ryan ...

Naval Base Pearl Harbor (Jul. 19, 2004) Lt. Cmdr. Gregory Hubbard is assisted by Quartermaster 1st Class Ryan Stewart in donning the MK-21 Underwater Breathing Apparatus, both are assigned to Mobile Diving Salv... more

Lt. Bill Butler, left, promotes Lt. Christopher Steele at the bottom of the 15-foot Open Tank at Naval Diving and Salvage Training Center, Panama City, Fla.

Lt. Bill Butler, left, promotes Lt. Christopher Steele at the bottom o...

Panama City, Fla. (Mar. 03, 2005) Lt. Bill Butler, left, promotes Lt. Christopher Steele at the bottom of the 15-foot Open Tank at Naval Diving and Salvage Training Center, Panama City, Fla. The two Civil Engin... more

Boatswain's Mate 3rd Class Daniel Smith, right, secures a MK-21 dive helmet for a Royal Thai Navy (RTN) diver with help from another RTN diver.

Boatswain's Mate 3rd Class Daniel Smith, right, secures a MK-21 dive h...

Sattahip, Thailand (Jun. 21, 2005) Boatswain's Mate 3rd Class Daniel Smith, right, secures a MK-21 dive helmet for a Royal Thai Navy (RTN) diver with help from another RTN diver aboard the rescue and salvage sh... more

With the help of U.S. Navy divers assigned to the rescue and salvage ship USS Safeguard (ARS 50), a Royal Thai Navy (RTN) diver dons a MK-21 dive helmet in preparation for a combined U.S. Navy and RTN indoctrination dive.

With the help of U.S. Navy divers assigned to the rescue and salvage s...

Sattahip, Thailand (Jun. 21, 2005) With the help of U.S. Navy divers assigned to the rescue and salvage ship USS Safeguard (ARS 50), a Royal Thai Navy (RTN) diver dons a MK-21 dive helmet in preparation for a c... more

A Boy Scout plays tick-tack-toe with a U.S. Navy diver at an Navy Diver/Explosive Ordnance Disposal (EOD) exhibit at the 2005 National Scout Jamboree held at Fort A.P. Hill, Va.

A Boy Scout plays tick-tack-toe with a U.S. Navy diver at an Navy Dive...

Fort A.P. Hill, Va. (Jul. 27, 2005) A Boy Scout plays tick-tack-toe with a U.S. Navy diver at an Navy Diver/Explosive Ordnance Disposal (EOD) exhibit at the 2005 National Scout Jamboree held at Fort A.P. Hill, ... more

Electrician's Mate 2nd Class Shane Portton emerges out of the Navy Diver/Explosive Ordnance Disposal (EOD) dive tank exhibit at the 2005 National Scout Jamboree held at Fort A.P. Hill, Va.

Electrician's Mate 2nd Class Shane Portton emerges out of the Navy Div...

Fort A.P. Hill, Va. (Jul. 27, 2005) Electrician's Mate 2nd Class Shane Portton emerges out of the Navy Diver/Explosive Ordnance Disposal (EOD) dive tank exhibit at the 2005 National Scout Jamboree held at Fort ... more

A U.S. Navy diver flashes hand signals as he teaches Boy Scouts diving signals at the Navy Diver/Explosive Ordnance Disposal (EOD) exhibit at the 2005 National Scout Jamboree held at Fort A.P. Hill, Va.

A U.S. Navy diver flashes hand signals as he teaches Boy Scouts diving...

Fort A.P. Hill, Va. (Jul. 27, 2005) A U.S. Navy diver flashes hand signals as he teaches Boy Scouts diving signals at the Navy Diver/Explosive Ordnance Disposal (EOD) exhibit at the 2005 National Scout Jamboree... more

A Boy Scout looks through a U.S. Navy MK-21 diving helmet at an Navy Diver/Explosive Ordnance Disposal (EOD) exhibit at the 2005 National Scout Jamboree held at Fort A.P. Hill, Va.

A Boy Scout looks through a U.S. Navy MK-21 diving helmet at an Navy D...

Fort A.P. Hill, Va. (Jul. 27, 2005) A Boy Scout looks through a U.S. Navy MK-21 diving helmet at an Navy Diver/Explosive Ordnance Disposal (EOD) exhibit at the 2005 National Scout Jamboree held at Fort A.P. Hil... more

Royal Thai Navy diver Ensign Mongkol Boontun has a MK-21 diving helmet fastened by Gunner's Mate 3rd Class Bryan Huffman during a MK-21 familiarization dive.

Royal Thai Navy diver Ensign Mongkol Boontun has a MK-21 diving helmet...

Sattahip, Thailand (Jun. 21, 2006) Royal Thai Navy diver Ensign Mongkol Boontun has a MK-21 diving helmet fastened by Gunner's Mate 3rd Class Bryan Huffman during a MK-21 familiarization dive aboard rescue and ... more

U.S. Navy and Royal Thai Navy divers prepare for a MK-21 familiarization dive aboard the salvage ship USS Salvor (ARS 52). The training was part of the Thailand phase of exercise Cooperation Afloat Readiness and Training (CARAT).

U.S. Navy and Royal Thai Navy divers prepare for a MK-21 familiarizati...

Sattahip, Thailand (Jun. 21, 2006) U.S. Navy and Royal Thai Navy divers prepare for a MK-21 familiarization dive aboard the salvage ship USS Salvor (ARS 52). The training was part of the Thailand phase of exerc... more

060727-N-5555T-012 (Jul. 27, 2006)US Navy (USN) Diver First Class (ND1) James Davis helps to put on a MK-21 Dive Helmet onto a USN Sea Cadet at Naval Amphibious Base (NAB) Little Creek, Virginia (VA).U.S. Navy PHOTO by Mass Communication SPECIALIST Second Class Justin K. Thomas (Released)

060727-N-5555T-012 (Jul. 27, 2006)US Navy (USN) Diver First Class (ND1...

The original finding aid described this photograph as: Base: Naval Amphib Base, Little Creek State: Virginia (VA) Country: United States Of America (USA) Scene Camera Operator: PH2 Justin K. Thomas, USN Re... more

Mass Communication Specialist 2nd Class Christopher Perez films a student performing the Drill, Tap, and Grind portion of the Second Class Diver course at the Navy Diving & Salvage Training Center.

Mass Communication Specialist 2nd Class Christopher Perez films a stud...

Panama City, Fla. (Nov. 06, 2006) Mass Communication Specialist 2nd Class Christopher Perez films a student performing the Drill, Tap, and Grind portion of the Second Class Diver course at the Navy Diving & Sal... more

Two students, enrolled in the Second Class Diver course at the Navy Diving & Salvage Training Center, are helped out of the lift after a dive.

Two students, enrolled in the Second Class Diver course at the Navy Di...

Panama City, Fla. (Nov. 06, 2006) Two students, enrolled in the Second Class Diver course at the Navy Diving & Salvage Training Center, are helped out of the lift after a dive. The 100-Day course covers Scuba, ... more

A class of students enrolled in the 2nd Class Diver Course at the Navy Diving & Salvage Training Center listen as Hospital Corpsman Second Class Kelso Sharp instructs the basic operating procedures of the engine room.

A class of students enrolled in the 2nd Class Diver Course at the Navy...

Panama City, Fla. (Nov. 09, 2006) A class of students enrolled in the 2nd Class Diver Course at the Navy Diving & Salvage Training Center listen as Hospital Corpsman Second Class Kelso Sharp instructs the basic... more

A student, enrolled in the Second Class Diver course at the Navy Diving & Salvage Training Center, jumps into the water during a training dive.

A student, enrolled in the Second Class Diver course at the Navy Divin...

Panama City, Fla. (Nov. 09, 2006) A student, enrolled in the Second Class Diver course at the Navy Diving & Salvage Training Center, jumps into the water during a training dive. The 100 days course covers Scuba... more

Machinist�s Mate Fireman Kris Hale, enrolled in the Second Class Diver course at the Navy Diving & Salvage Training Center, waits to be helped off of the stage after a training dive.

Machinist�s Mate Fireman Kris Hale, enrolled in the Second Class Diver...

Panama City, Fla. (Nov. 09, 2006) Machinists Mate Fireman Kris Hale, enrolled in the Second Class Diver course at the Navy Diving & Salvage Training Center, waits to be helped off of the stage after a training ... more

Machinist�s Mate Fireman Kris Hale, left, and Hull Maintenance Technician 2nd Class Troy Dowell, enrolled in the Second Class Diver Course  brace each other as they are raised out of the water after a dive.

Machinist�s Mate Fireman Kris Hale, left, and Hull Maintenance Technic...

Panama City, Fla. (Nov. 09, 2006) Machinists Mate Fireman Kris Hale, left, and Hull Maintenance Technician 2nd Class Troy Dowell, enrolled in the Second Class Diver Course at the Navy Diving & Salvage Training ... more

Working directly with Southwest Regional Maintenance Center (SWRMC) divers, Senior Chief Mass Communication Specialist (diver) Andrew McKaskle is fitted with the MK-21 diving helmet before documenting a 13-ton fin stabilizer replacement.

Working directly with Southwest Regional Maintenance Center (SWRMC) di...

San Diego (Jan. 04, 2007) Working directly with Southwest Regional Maintenance Center (SWRMC) divers, Senior Chief Mass Communication Specialist (diver) Andrew McKaskle is fitted with the MK-21 diving helmet be... more

After conducting final checks on the MK-21 diving helmet, Navy Diver 2nd Class Tim Taylor awaits final instructions before entering the water.

After conducting final checks on the MK-21 diving helmet, Navy Diver 2...

San Diego (Jan. 05, 2007) After conducting final checks on the MK-21 diving helmet, Navy Diver 2nd Class Tim Taylor awaits final instructions before entering the water. U.S. Navy photo by Mass Communication Spe... more

Navy Diver 1st Class Josuha Harsh Mobile Diving and Salvage Unit (MDSU) 2 from Naval Amphibious Base Little Creek, Va., gives the okay sign after having his MK-21 diving helmet remove.

Navy Diver 1st Class Josuha Harsh Mobile Diving and Salvage Unit (MDSU...

MINNEAPOLIS, Minn. (Aug. 08, 2007) Navy Diver 1st Class Josuha Harsh Mobile Diving and Salvage Unit (MDSU) 2 from Naval Amphibious Base Little Creek, Va., gives the okay sign after having his MK-21 diving helme... more

Chief Navy Diver Scott Maynard of Mobile Diving and Salvage Unit (MDSU) 2 makes final checks on Navy Diver 2nd Class Noah Gotteman's MK-21 diving helmet.

Chief Navy Diver Scott Maynard of Mobile Diving and Salvage Unit (MDSU...

MINNEAPOLIS, Minn. (Aug. 08, 2007) Chief Navy Diver Scott Maynard of Mobile Diving and Salvage Unit (MDSU) 2 makes final checks on Navy Diver 2nd Class Noah Gotteman's MK-21 diving helmet before a dive into the... more

Royal Australian Navy Able Seaman Clearance Diver Hugh Aitken, left, assigned to Clearance Diving Team 4 and Navy Diver 1st Class Robert Cherek,

Royal Australian Navy Able Seaman Clearance Diver Hugh Aitken, left, a...

PEARL HARBOR, Hawaii (Jul. 24, 2008) Royal Australian Navy Able Seaman Clearance Diver Hugh Aitken, left, assigned to Clearance Diving Team 4 and Navy Diver 1st Class Robert Cherek, assigned to Mobile Diving an... more

U.S. Navy Divers take the MK-21 diving helmet off Royal Thai Navy diver Petty Officer 1st Class Sarawut after completing a Cooperation Afloat Readiness and Training (CARAT) Thailand 2010 training dive.

U.S. Navy Divers take the MK-21 diving helmet off Royal Thai Navy dive...

SATTAHIP, Thailand (May. 15, 2010) U.S. Navy Divers take the MK-21 diving helmet off Royal Thai Navy diver Petty Officer 1st Class Sarawut after completing a Cooperation Afloat Readiness and Training (CARAT) Th... more

U.S. and Royal Thai Navy divers are fitted with MK-21 diving helmets during a Cooperation Afloat Readiness and Training (CARAT) Thailand 2010 training dive.

U.S. and Royal Thai Navy divers are fitted with MK-21 diving helmets d...

SATTAHIP, Thailand (May. 15, 2010) U.S. and Royal Thai Navy divers are fitted with MK-21 diving helmets during a Cooperation Afloat Readiness and Training (CARAT) Thailand 2010 training dive. CARAT is a series ... more

U.S. Navy Diver 1st Class Tony Eddleman, assigned to Mobile Diving and Salvage Unit (MDSU) 1, places a MK-21 dive helmet on a Royal Cambodian Armed Forces diver.

U.S. Navy Diver 1st Class Tony Eddleman, assigned to Mobile Diving and...

SIHANOUKVILLE, Cambodia (Oct. 29, 2010) U.S. Navy Diver 1st Class Tony Eddleman, assigned to Mobile Diving and Salvage Unit (MDSU) 1, places a MK-21 dive helmet on a Royal Cambodian Armed Forces diver during di... more

Cooperation Afloat Readiness and Training Cambodia 2010

Cooperation Afloat Readiness and Training Cambodia 2010

Petty Officer 1st Class Tony Eddleman, a U.S. Navy diver assigned to Mobile Diving and Salvage Unit 1, places a MK-21 dive helmet on a Royal Cambodian Armed Forces diver during dive training aboard the Military... more

Navy Diver 2nd Class Chance Griffith observes a guest wearing an MK 21 diving helmet during a Friends and Family Day Cruise.

Navy Diver 2nd Class Chance Griffith observes a guest wearing an MK 21...

PHILIPPINE SEA (Jun. 09, 2011) Navy Diver 2nd Class Chance Griffith, assigned to the submarine tender USS Frank Cable (AS 40), observes a guest wearing an MK 21 diving helmet during a Friends and Family Day Cru... more

Ensign Ray Good, a diver for the Belize coast guard conducts a front water step entry during a MK-21 diving helmet familiarization dive as part of PANAMAX 2011.

Ensign Ray Good, a diver for the Belize coast guard conducts a front w...

PANAMA CITY, Panama, (Aug. 18, 2011) Ensign Ray Good, a diver for the Belize coast guard conducts a front water step entry during a MK-21 diving helmet familiarization dive as part of PANAMAX 2011. PANAMAX is a... more

A visitor from the U.S. Air Force Air War College tries on a MK-21 diving helmet during a visit to Navy Expeditionary Combat Command (NECC).

A visitor from the U.S. Air Force Air War College tries on a MK-21 div...

VIRGINIA BEACH, Va. (Sep. 20, 2011) A visitor from the U.S. Air Force Air War College tries on a MK-21 diving helmet during a visit to Navy Expeditionary Combat Command (NECC). Students at the school visited NE... more

Equipment Specialist Austin Buckman demonstrates a welding shield on a MK-21 dive helmet to Florida Lt. Gov. Jennifer Carroll

Equipment Specialist Austin Buckman demonstrates a welding shield on a...

PANAMA CITY, Fla. (Oct. 27, 2011) Equipment Specialist Austin Buckman demonstrates a welding shield on a MK-21 dive helmet to Florida Lt. Gov. Jennifer Carroll at Naval Diving and Salvage Training Center. Carro... more