National Stock Number (NSN) 2530-00-274-4511, or NIIN 002744511, (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 4 stock numbers: 2530012501930, 2530008467304, 2530004958784, 2530007411010.
There are 14 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 8 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has built a very strong supply chain for this NSN. We have direct relationships with 37 sources of supply.
This part number has not been procured by the US Government in over a year. There have been 8 contracts issued for this part number, with 8 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE7L325P0792, SPE7L323P5736, SPE7L323P4832, SPE7L223P0128, SPE7L221P0610. The total value of the awarded contracts has been US$ 333,286.60.
This NSN is somewhat common among different platforms, belonging to 10 different weapons systems.
There has been a moderate amount of demand for this national stock number. Globally, demand for this NSN has originated from 14 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
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 2530002744511 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.