National Stock Number
2530-01-597-1973
National Stock Number (NSN) 2530-01-597-1973, or NIIN 015971973, (brake,shoe type) was assigned June 1, 2011 in the Federal Logistics Information System (FLIS). NIIN 015971973 was cancelled on July 2, 2018, 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 are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 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.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Feb 09, 2015. There have been 3 contracts issued for this part number, with 3 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7L315V4834, SPE7L315V3664, SPE7L315V3293. The total value of the awarded contracts has been US$ 4,950.60.
This NSN is unique to one weapons system.
There has been very little 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 Dec 17, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 09197. [A BRAKE CONSISTING ESSENTIALLY OF THE FOLLOWING: A. A TORQUE SPIDER WHICH IS A DISKLIKE METAL PART DESIGNED TO FIT OVER AND BE ATTACHED TO THE TORQUE FLANGE OF THE AXLE. B. ONE OR MORE BRAKE SHOES WITH BRAKE LINING ATTACHED. C. A HYDRAULIC CYLINDER(S) OR MECHANICAL LINKAGE TO PROVIDE THE FORCE BY WHICH THE BRAKE SHOE IS PRESSED AGAINST THE BRAKE DRUM.]. 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 2530015971973 does not contain precious metals.
This information was last updated on Jul 01, 2025.