>> Search results for: 21727400 NSN Search Results National Stock Number (NSN) Description 4820-01-478-9230, 4820014789230 SUBPLATE ASSEMBLY,VALVE 5331-00-165-1981 , 5331001651981 Cancelled -> Replaced by 5331016060803 5330-01-351-7973, 5330013517973 RETAINER,PACKING 5331-00-166-0988 , 5331001660988 Cancelled -> Replaced by 5331012719376 5342-01-088-2559, 5342010882559 PLUG 1 Related Inventory Search You can use this search box to continue searching. Search parameters can include any combination of characteristics, specifications, description, partial part numbers, NSN or other stocking number. Special characters are not needed and are automatically stripped before searching. Do you sell this part? Become part of our growing pool of certified suppliers. Send Information