National Stock Number
4820-01-274-3729
National Stock Number (NSN) 4820-01-274-3729, or NIIN 012743729, (retainer,helical compression spring) was assigned March 8, 1988 in the Federal Logistics Information System (FLIS). NIIN 012743729 was cancelled on September 2, 1994, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5340012467794. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 24327. [A CYLINDRICAL ITEM SPECIFICALLY DESIGNED TO FIT OVER THE END OF AND COMPLETELY ENCASE THE SPRING. THE OPEN END IS USUALLY FLANGED; THE OPPOSITE END MAY BE CLOSED OR HAVE AN ORIFICE TO ACCOMMODATE A GUIDE, PLUNGER, OR THE LIKE. IT IS USED TO POSITION THE SPRING AND RESTRAIN LATERAL MOTION. IT MAY PROVIDE A SEAT FOR THE SPRING. EXCLUDES:HOLDER,SPRING.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820012743729 does not contain precious metals.
This information was last updated on May 01, 2025.