>> Search results for: GSB550 NSN Search Results National Stock Number (NSN) Description 5940-00-177-6726, 5940001776726 Cancelled -> Replaced by 5940010387767 5365-00-869-5249 , 5365008695249 SPACER,RING 1 Related Inventory GSB550Condition NE Readily AvailableAdd to RFQ 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