>> Search results for: 18251FSP1IT NSN Search Results National Stock Number (NSN) Description 5330-01-121-3091, 5330011213091 GASKET,CAP 4820-01-121-6568 , 4820011216568 DISK,VALVE 4820-01-248-5018, 4820012485018 RING,VALVE BLOWDOWN 5360-01-270-8308 , 5360012708308 SPRING,HELICAL,COMPRESSION 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