National Stock Number (NSN) 2530-00-238-5307, or NIIN 002385307, (lining,friction) was assigned November 2, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 3010003393973.
There are 6 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 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 somewhat common among different platforms, belonging to 4 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 09, 2014, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 11405. [AN ITEM DESIGNED TO BE ATTACHED TO A SEGMENT OR A COMPLETE LINING. IT IS USUALLY DESIGNED TO BE FASTENED TO A SHOE,DISK,BAND,CONE,OR THE LIKE, BUT MAY BE INSTALLED WITHOUT FASTENING. IT PROVIDES A FRICTION SURFACE FOR TRANSMITTING,RETARDING,OR STOPPING MOTION. EXCLUDE: LINING MATERIAL,FRICTION.]. 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 2530002385307 does not contain precious metals.
This NSN is associated to Schedule B 8483905000: parts of gearing, gear boxes and other speed changers. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333612: speed changer, industrial high-speed drive, and gear manufacturing.
This information was last updated on Jul 01, 2025.