National Stock Number
2840-01-237-0243
National Stock Number (NSN) 2840-01-237-0243, or NIIN 012370243, (seal,metallic,special) was assigned July 24, 1986 in the Federal Logistics Information System (FLIS). NIIN 012370243 was cancelled on July 2, 1995, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 2840013530897. 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) 40939. [INC 40939 CANCELLED/REPLACED BY ,INC 50480, FIIG A23900, APP-KEY A ,INC 50598, FIIG A10700, APP-KEY H ,INC 50597, FIIG A10700, APP-KEY H , ON 041394 A SINGLE OR MULTI-PIECE ITEM OF METALLIC CONSTRUCTION, SPECIFICALLY DESIGNED TO FORM EITHER A TIGHT AIR OR OIL SEAL AROUND A SHAFT WITHIN A DRIVE MECHANISM. EXCLUDES:SEAL RING, LABYRINTH; SEAL RING ASSEMBLY, LABYRINTH; AND SEAL RING, METAL.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2840012370243 does not contain precious metals.
This information was last updated on Jun 01, 2025.