Lot 0132

US Navy Mark 12 Diving Helmet Brass Pressure Test Plate

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US Navy Mark V Brass Diving Helmet: Contemporary made brass diving helmet with ID plate for U.S. Navy Mark V Diving Helmet issued 8/20/41. In good condition but has heavy green patina. Makes a great display piece. Measures 18" tall, 15"

2023US Navy Mark V Brass Diving HelmetSee Sold Price

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New Unused US Navy Mark 12 Diving Helmet Brass Base: This is an unused new US Navy Mark 12 diving helmet brass base part. The component is in excellent condition and is unstamped. If you have a Mark 12 helmet that has been bent or decommissioned, this i

2022New Unused US Navy Mark 12 Diving Helmet Brass BaseSee Sold Price

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Classic US Navy Mark V Diving Helmet Brass Tee Wrench: This is a vintage US Navy Mark V diving helmet tee wrench. This tool is used to secure and remove the wing nuts on the Mark V helmet. Good original used condition, made of brass. All items will be shi

2021Classic US Navy Mark V Diving Helmet Brass Tee WrenchSee Sold Price

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2023US Navy Mark 12 Diving Helmet New Brass Breech RingSee Sold Price

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REPLICA U.S. NAVY MARK V COPPER DIVING HELMET: Replica U.S. Navy Mark V copper and brass diving helmet. Includes wooden stand. On the stand, it measures a total of 19" tall x 16" wide and 18" deep. Condition: normal signs of tarnishing to copper a

2023REPLICA U.S. NAVY MARK V COPPER DIVING HELMETSee Sold Price

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16 Pound Brass DESCO Mark V Diving Helmet Plaque: Impressive large solid brass US Navy Mark V diving helmet plaque. The breastplate features the company name DESCO. This heavy plaque weighs 16 pounds and measures 13 by 9 inches in size! All items wil

202116 Pound Brass DESCO Mark V Diving Helmet PlaqueSee Sold Price

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Replica US Navy Mark V Diving Helmet: Reproduction of the famed US Navy Mark V diving helmet. This is one of the more prevalent replicas with the infamous 8-29-41 date on the Morse ID plate. The helmet is missing the representation of exh

2021Replica US Navy Mark V Diving HelmetSee Sold Price

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DESCO Mark V Belt Buckle & Brass Helmet Pin: Lot consists of one as new DESCO produced belt buckle and one brass pin. Both feature the US Navy Mark V diving helmet. The belt buckle is clearly marked on the back with DESCO information and the yea

2022DESCO Mark V Belt Buckle & Brass Helmet PinSee Sold Price

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US Navy Mark V Diving Helmet Air Elbow Cap: This vintage brass cap would be threaded on to the Mark V diving helmet air fitting or the end of the non-return valve. Excellent condition. All items will be shipped with a signature required upon de

2021US Navy Mark V Diving Helmet Air Elbow CapSee Sold Price

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DESCO Mark V Diving Helmet Belt Buckle & Pin: Lot consists of one as new DESCO produced belt buckle and one brass pin. Both feature the US Navy Mark V diving helmet. The belt buckle is clearly marked on the back with DESCO information and the yea

2021DESCO Mark V Diving Helmet Belt Buckle & PinSee Sold Price

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Replica Deep Sea Scuba Diving Helmet: DESCRIPTION: A reproduction deep sea scuba diving helmet composed of brass and copper. Attached plaque: "U.S. Navy Diving Helmet, Mark V, Morse Diving Equipment Co. Inc. Boston Mass." CIRCA: 20th Cent

2022Replica Deep Sea Scuba Diving HelmetSee Sold Price

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US Navy Standard Divers Knife Mark V: This is a nice example of the famed US Navy standard divers knife. These were used in conjunction with the US Mark V diving helmet. Knife is complete with brass sheath and leather belt strap. There is

2021US Navy Standard Divers Knife Mark VSee Sold Price

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US Navy Mark V Divers Knife: This is a nice example of the classic United States Navy standard divers knife used in conjunction with the Mark V diving helmet. This example does not have a manufacturers name on the brass sheath or

2022US Navy Mark V Divers KnifeSee Sold Price

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US Navy Mark V Divers Air Control Valve 1st Style Morse: This is a vintage USN Mark V diving helmet air control valve. It is made of solid brass and was the first configuration used during the first half of the 20th century. In the 1916 US Navy diving manua

2023US Navy Mark V Divers Air Control Valve 1st Style MorseSee Sold Price

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Schrader US Navy Diving Apparatus Box Plaque: Fantastic A Schraders Son US Navy diving apparatus contemporary brass plaque. These were applied to the outside of heavy wood boxes that contained Mark V diving helmets and their related equipment. Pl

2021Schrader US Navy Diving Apparatus Box PlaqueSee Sold Price

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1st Generation Schrader Air Control Valve, Non Return & Whip: This is a vintage USN Mark V diving helmet air control valve. It is made of solid brass and was the first configuration used during the first half of the 20th century. In the 1916 US Navy diving manua

20231st Generation Schrader Air Control Valve, Non Return & WhipSee Sold Price

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US Navy Mark 12 Diving Helmet Brass Pressure Test Plate

Item Details

Description

Before Morse could certify a Mark 12 diving helmet ready, it had to be pressure tested. A plate like this would secure to the Mark 12 helmet and then air pressure applied. Brass part weighs approximately 8 pounds and is 10.5 inches in diameter. Unit is in untested condition.

All items will be shipped with a signature required upon delivery and full insurance either via FedEx or the USPS Priority Mail. Worldwide shipping is available; however, no ocean freight will be offered on large items. DHL Express is an option for international shipments under 600 pounds via air. Payment via bank wire for customers outside the USA is required. A shipping quote prior to the auction can be provided by emailing your postal code.

Buyer's Premium

US Navy Mark 12 Diving Helmet Brass Pressure Test Plate

Name: US Navy Mark 12 Diving Helmet Brass Pressure Test Plate
SKU: 140265815
Price: 180 USD
Availability: InStock

Estimate $50 - $150

See Sold Price

Starting Price $25

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Wichita, KS, United States

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Auction Curated By

Don CreekmoreAuction Curator