>> Search results for: HLC55 NSN Search Results National Stock Number (NSN) Description 5130-01-044-1148, 5130010441148 NOSE PIECE ASSY 2240-00-366-2623 , 2240003662623 VALVE,REGULATOR,AIR 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