National Stock Number
1240-00-382-2021
National Stock Number (NSN) 1240-00-382-2021, or NIIN 003822021, (headrest,optical instrument) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2006, this NSN's acquisition method was noted as: Acquire only from the prime contractor although the engineering data identifies the Commercial and Government Entity Code (CAGE) and part number of a source other than the prime contractor. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 22110. [AN ITEM FABRICATED FROM A CELLULAR RUBBER PAD, CEMENTED TO A RIGID OR SEMIRIGID BACKPLATE. IT IS USUALLY SHAPED TO FIT THE CURVATURE OF THE FOREHEAD OR A SINGLE BROW OF THE OBSERVER. IT IS DESIGNED TO BE MOUNTED ON SIGHTING DEVICES, SUCH AS PERISCOPES, TELESCOPE MOUNTS, RANGE FINDERS, AND THELIKE, TO PROTECT THE OBSERVER FROM VIBRATION AND/OR SHOCK WHILE SIGHTING.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1240003822021 does not contain precious metals.
This NSN is associated to Schedule B 9803200000: military equipments not identified by kind. The Schedule B End Use is listed as military apparel and footwear.
This information was last updated on Jul 01, 2025.