>> Search results for: SK133125 NSN Search Results National Stock Number (NSN) Description 4320-00-218-3729, 4320002183729 RING,WEARING 1240-00-389-4124 , 1240003894124 CASE,OPTICAL INSTRUMENT 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