>> Search results for: MILR20387 NSN Search Results National Stock Number (NSN) Description 5210-00-273-1962, 5210002731962 RULE,MACHINIST'S 5210-00-273-1963 , 5210002731963 RULE,MACHINIST'S 5210-00-273-1964, 5210002731964 RULE,MACHINIST'S 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