>> Search results for: M75550 NSN Search Results National Stock Number (NSN) Description 4320-00-454-7603, 4320004547603 SHAFT SEAL ASSEMBLY 5998-01-271-3958 , 5998012713958 Cancelled -> Replaced by 5998014368272 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