National Stock Number
2520-01-263-6257
National Stock Number (NSN) 2520-01-263-6257, or NIIN 012636257, (transmission,mechanical,vehicular) was assigned September 16, 1987 in the Federal Logistics Information System (FLIS). NIIN 012636257 was cancelled on May 1, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 2520009364020.
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) 52152. [A VEHICULAR DEVICE DESIGNED TO INCREASE, DECREASE, AND/OR REVERSE THE ROTATION BETWEEN THE DRIVE AND DRIVEN SHAFT OR SHAFTS. IT MAY OR MAY NOT INCLUDE THE SHIFTING CONTROL MECHANISM WHICH CHANGES RATIOS AND/OR DIRECTION OF ROTATION. EXCLUDES TRANSMISSION, CROSS-DRIVE AND TRANSMISSIONS WITH CONTROLLED DIFFERENTIALS.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. 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 2520012636257 does not contain precious metals.
This information was last updated on Aug 01, 2025.