>> Search results for: 4006640203 NSN Search Results National Stock Number (NSN) Description 2040-01-361-9768, 2040013619768 UPPER LOCKING RING 2040-01-361-9769 , 2040013619769 LOWER LOCKING RING 5930-01-326-3605, 5930013263605 RETAINER,ELECTRICAL SWITCH 2040-01-389-9200 , 2040013899200 CHANNEL,BUMPER 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