NSN 4220-01-237-1814

Part Details | HELIUM-OXYGEN DEEP-SEA DIVER'S HELMET

4220-01-237-1814 A HELMET, DEEP SEA DIVER'S, modified by the installation of fittings for the purpose of utilizing oxygen-helium mixtures and conserving these mixtures by absorbing the carbon dioxide in the helmet. A copper canister, filled with a carbon dioxide chemical absorbent is fitted to the helmet through which the carbon dioxide laden atmosphere is circulated.

Alternate Parts: 500010, 500-010, 17B, 17-B, SUPERLITE17B, SUPERLITE-17B, 4220-01-237-1814, 01-237-1814, 4220012371814, 012371814

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
42JUL 26, 198601-237-181403243 ( HELMET, DEEP-SEA DIVER'S, HELIUM-OXYGEN )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4220-01-237-1814
Part Number Cage Code Manufacturer
500-01058366KIRBY MORGAN DIVE SYSTEMS INC
17-B58366KIRBY MORGAN DIVE SYSTEMS INC
SUPERLITE-17B58366KIRBY MORGAN DIVE SYSTEMS INC
Technical Data | NSN 4220-01-237-1814
Characteristic Specifications
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCOMPLETE HELMET EXCLUDING MALE OR FEMALE WATERPROOF CONNECTORS; SHELL NADE FROM FIBERGLASS AND POLYESTER RESIN; HARDWARE MADE FROM STAINLESS STEEL,CHROMED BRASS,POLISHED BRASS; CONTROL KNOBS ARE ABS PLASTIC; LENS IS LEXAN; NECK DAM IS RUBATEX NEOPRENE; O-RINGS IS NEOPRENE; HEAD CUSHION IS NYLON AND NO. 4 ESTER CHARCOAL; OPERATING PRESSURE 115-225PSI OVER AMBIENT,OPTIMUM 170PSI OVER AMBIENT; 4.5SCFM FLOW REQUIREMENTS