>> Search results for: 78400ITEM3 NSN Search Results National Stock Number (NSN) Description 5331-01-281-5640, 5331012815640 O-RING 5330-01-281-6509 , 5330012816509 PACKING,PREFORMED 8120-01-311-3291, 8120013113291 CYLINDER,COMPRESSED GAS 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