>> Search results for: 11840T70PSI112IN1665PL1841 NSN Search Results National Stock Number (NSN) Description 4820-01-273-3639, 4820012733639 VALVE,SAFETY RELIEF 4820-01-284-4873 , 4820012844873 Cancelled -> Replaced by 4820012733639 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