>> Search results for: KPR506BSC5 NSN Search Results National Stock Number (NSN) Description 4220-01-440-7343, 4220014407343 Cancelled -> Replaced by 5920014629826 4220-01-462-9442 , 4220014629442 PARTS KIT,REGULATOR BREATHING GAS PRESSURE,DEMAND 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