National Stock Number
2530-00-355-3972
National Stock Number (NSN) 2530-00-355-3972, or NIIN 003553972, (cylinder,hydraulic brake,master) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2530004958850.
There are 13 manufacturer part numbers associated with this NSN. 10 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 14 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are 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) 10935. [A CYLINDER, USUALLY INCORPORATING AN INTEGRAL RESERVOIR, DESIGNED TO HOUSE THE NECESSARY COMPONENT PARTS OF A CYLINDER ASSEMBLY, HYDRAULIC BRAKE, MASTER.]. 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 2530003553972 contains an unknown precious metal.
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 Jul 01, 2026.