National Stock Number
2530-01-101-5502
National Stock Number (NSN) 2530-01-101-5502, or NIIN 011015502, (spider,brake) was assigned October 3, 1980 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.
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 Nov 01, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 36504. [A METALLIC CAST CIRCULAR DEVICE, DESIGNED TO TRANSFER TORQUE LOAD DIRECTLY INTO THE HOUSING, RELIABILITY OF THE BRAKE AND PERMITTING UNRESTRICTED AIR CIRCULATION FOR MAXIMUM COOLING. IT ALSO REDUCES BRAKE FADE AND EXTENDS LINING LIFE FOR HEAVY DUTY AIR BRAKE SYSTEM. EXCLUDES PLATE, BACKING, BRAKE.]. 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 2530011015502 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 Jun 01, 2025.