>> Search results for: 856E442PC12 NSN Search Results National Stock Number (NSN) Description 5305-01-377-9058, 5305013779058 SCREW,CAP,SOCKET HEAD 5305-01-378-2139 , 5305013782139 SCREW,CAP,HEXAGON HEAD 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