National Stock Number
4310-00-499-9639
National Stock Number (NSN) 4310-00-499-9639, or NIIN 004999639, (piston,compressor) has an unknown assigned date. NIIN 004999639 was cancelled on May 22, 1997, 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) 22220. [A CYLINDRICAL PIECE WHICH MOVES OR RECIPROCATES IN A CYLINDER TO COMPRESS AIR OR GAS FROM AN INITIAL INTAKE PRESSURE TO A HIGHER DISCHARGE PRESSURE. MAY INCLUDE INTEGRAL CONNECTING ROD.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4310004999639 does not contain precious metals.
This information was last updated on Jul 01, 2025.