National Stock Number
2530-00-339-5405
National Stock Number (NSN) 2530-00-339-5405, or NIIN 003395405, (cylinder assembly,hydraulic brak) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 5 stock numbers: 2530008484957, 2530007287382, 2530004198833, 2530001270527, 2530005884192.
There are 14 manufacturer part numbers associated with this NSN. 9 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 14 suppliers. Today, 8 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 5 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 10862. [A DEVICE CONSISTING OF A CYLINDER, HYDRAULIC BRAKE, WHEEL WITH A PISTON(S) AND OTHER COMPONENT PARTS WHICH IS MOUNTED TO THE BACK PLATE OF A WHEEL. IT USES THE FLOW AND PRESSURE OF A FLUID TO CREATE THE LINEAR MOTION REQUIRED TO OPERATE THE BRAKE SHOES OF A HYDRAULIC BRAKE SYSTEM.]. 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 2530003395405 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 Aug 01, 2025.