National Stock Number
2530-01-677-0263
National Stock Number (NSN) 2530-01-677-0263, or NIIN 016770263, (guide,wedge,spring brake) was assigned November 26, 2018 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 27, 2018, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 49803. [A COMPONENT OF A WEDGE TYPE SPRING BRAKE DESIGNED TO MAINTAIN ALIGNMENT AND POSITION OF THE WEDGE ASSEMBLY.]. 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 2530016770263 does not contain precious metals.
This NSN is associated to Schedule B 8607295000: brakes and parts thereof for railway or tramway vehicles (excludes vehicles of heading 8605 or 8606), nesoi. The Schedule B End Use is listed as railway transportation equipment. NAICS classification category 336510: railroad rolling stock manufacturing.
This information was last updated on Jun 01, 2025.