National Stock Number (NSN) 2530-01-399-0963, or NIIN 013990963, (brake booster assembly,master cy) was assigned November 16, 1994 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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 Dec 13, 2013. There have been 10 contracts issued for this part number, with 10 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 7 different suppliers. The last contract numbers awarded were: SPE7L314M0434, SPM7L313M1666, SPM7L213V0487, SPM7L212V0176, SPM7L210V4595. The total value of the awarded contracts has been US$ 13,283.99.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been a small amount of 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 26, 2008, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 36391. [A FRAME MOUNTED DIAPHRAGM OR PISTON TYPE CHAMBER(S), CONSISTING OF COMPONENTS SUCH AS A CONTROL VALVE, CHECK VALVE, PUSH ROD AND THE LIKE. MAY INCLUDE ELECTRIC MOTOR. IS ACTUATED BY A COMBINATION OF MECHANICAL AND/OR ELECTRIC, VACUUM, AIR AND HYDRAULICS. FOR ITEMS THAT INCLUDE CYLINDER ASSEMBLY, HYDRAULIC BRAKE, MASTER SEE MASTER CYLINDER POWER UNIT.]. 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 2530013990963 does not contain precious metals.
This NSN is associated to Schedule B 8708300050: brakes and servo-brakes and parts, of motor vehicles of headings 8701 to 8705. The Schedule B End Use is listed as other parts and accessories of vehicles. NAICS classification category 336340: motor vehicle brake system manufacturing.
This information was last updated on Aug 01, 2025.