National Stock Number
2520-00-257-8111
National Stock Number (NSN) 2520-00-257-8111, or NIIN 002578111, (transmission,hydraulic,vehicular) was assigned July 25, 1973 in the Federal Logistics Information System (FLIS). NIIN 002578111 was cancelled on April 29, 2010, 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 is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 52064. [A DEVICE USED ON VEHICULAR POWER TRANSMISSION COMPONENTS TO INCREASE TORQUE AND/OR CHANGE RATIOS BETWEEN THE DRIVE AND DRIVEN SHAFT OR SHAFTS BY THE MEDIUM OF LIQUID UNDER PRESSURE WITHIN THE UNIT. IT MAY INCLUDE A MANUAL MEANS FOR REVERSING ROTATION AND CHANGING SPEED RANGES. 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 2520002578111 does not contain precious metals.
This information was last updated on Jul 01, 2025.