>> Search results for: 12378672 NSN Search Results National Stock Number (NSN) Description 3940-01-391-1848, 3940013911848 BLOCK,TACKLE 3940-01-499-8729 , 3940014998729 BLOCK,TACKLE 3940-01-397-6749, 3940013976749 BLOCK,TACKLE 3940-01-447-4095 , 3940014474095 BLOCK,TACKLE 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