>> Search results for: F42521 NSN Search Results National Stock Number (NSN) Description 4030-00-354-2942, 4030003542942 WEDGE,WIRE ROPE SOCKET 6640-21-868-3708 , 6640218683708 FLASK,ERLENMEYER 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