National Stock Number
2530-01-331-6173
National Stock Number (NSN) 2530-01-331-6173, or NIIN 013316173, (master cylinder power unit) was assigned December 21, 1990 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Jun 14, 2012. There have been 2 contracts issued for this part number, with 2 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM7L112V3814, SPM7L112V3814, SPM7L111V5661, SPM7L111V5661. The total value of the awarded contracts has been US$ 7,864.22.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 01, 2011, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 36392. [A DEVICE CONSISTING OF A BRAKE BOOSTER, MASTER CYLINDER, PUSH ROD AND THE LIKE. MAY INCLUDE ELECTRIC MOTOR. IS ACTUATED BY A COMBINATION OF MECHANICAL AND/OR ELECTRIC, VACUUM, AIR AND HYDRAULICS. IT IS DESIGNED TO SUPPLEMENT THE POWER APPLIED TO THE BRAKES BY THE OPERATOR. FOR ITEMS WITHOUT A MASTER CYLINDER SEE BRAKE BOOSTER ASSEMBLY, MASTER CYLINDER.]. 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 2530013316173 does not contain precious metals.
This information was last updated on Jul 01, 2025.