NSN 4220-01-237-3251

Part Details | DIVER'S HELMET BREECH RING

4220-01-237-3251

Alternate Parts: 505055, 505-055, 505003, 505-003, 5926318245, 592-6318245, 4220-01-237-3251, 01-237-3251, 4220012373251, 012373251

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
42JUL 30, 198601-237-325139154 ( BREECH RING, DIVER'S HELMET )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4220-01-237-3251
Part Number Cage Code Manufacturer
505-05558366KIRBY MORGAN DIVE SYSTEMS INC
505-00358366KIRBY MORGAN DIVE SYSTEMS INC
592-631824553711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 4220-01-237-3251
Characteristic Specifications
SHAPE OVAL
SPECIAL FEATURESNECK CLAMP PART OF 6318240-1 YOKE ASSEMBLY
CRITICALITY CODE JUSTIFICATIONAGAV
END ITEM IDENTIFICATIONUBA MK 21 MOD 1 HELMET ASSEMBLY 6318360