>> Search results for: SG3996 NSN Search Results National Stock Number (NSN) Description 3020-01-311-1694, 3020013111694 GUARD,MECHANICAL DRIVE 3020-01-311-4220 , 3020013114220 GUARD,MECHANICAL DRIVE 5330-01-311-6984, 5330013116984 GASKET 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