National Stock Number
8415-01-297-2428
National Stock Number (NSN) 8415-01-297-2428, or NIIN 012972428, (ear pad insert,combat vehicle crewman''s helmet) has an unknown assigned date. NIIN 012972428 was cancelled on September 21, 1999, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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) 22590. [A SOFT DISK TO BE INSERTED IN A HELMET EAR PAD(S) TO ADJUST PRESSURE AND TO REDUCE OUTSIDE NOISES. EXCLUDES:CUSHION, EARPHONE.]. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 8415012972428 contains an unknown precious metal.
This information was last updated on Apr 01, 2025.