>> Search results for: 5400S512 NSN Search Results National Stock Number (NSN) Description 4730-01-173-1836, 4730011731836 COUPLING HALF,SELF-SEALING 4730-01-609-0404 , 4730016090404 COUPLING,TUBE 4820-12-325-9763, 4820123259763 VENTIL, DURCHFLUSZR 4730-14-480-3249 , 4730144803249 DEMI-RACCORD,AUTO-O 4730-99-799-0641, 4730997990641 COUPLING HALF,SELF- 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