>> Search results for: M4021PB NSN Search Results National Stock Number (NSN) Description 3950-01-463-2462, 3950014632462 Cancelled -> Replaced by 3950011941957 3950-01-479-5871 , 3950014795871 DRUM,HOIST 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