National Stock Number
2530-01-388-4972
National Stock Number (NSN) 2530-01-388-4972, or NIIN 013884972, (master cylinder power unit) was assigned April 1, 1994 in the Federal Logistics Information System (FLIS). NIIN 013884972 was cancelled on October 2, 2013, with a cancelled status of "Item is Cancelled WITHOUT Replacement." 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 01, 2020, this NSN's acquisition method was noted as: Not established. Not established.
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 2530013884972 does not contain precious metals.
This information was last updated on Aug 01, 2025.