National Stock Number
2530-01-521-0871
National Stock Number (NSN) 2530-01-521-0871, or NIIN 015210871, (arm assembly,pivot,track suspens) was assigned June 9, 2004 in the Federal Logistics Information System (FLIS). This NSN replaces 1 stock number, 3040014734081.
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 Jun 10, 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. Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 61478. [AN ITEM OF RIGID CONSTRUCTION, WHICH IS A COMPONENT OF THE TRACK SUSPENSION OF TRACK LAYING VEHICLES. IT IS SPECIFICALLY DESIGNED TO PIVOT AT ONE END AND TO ACCOMMODATE A ROAD WHEEL OR A COMPENSATING IDLER WHEEL ON THE OTHER, IT MAY HAVE PROVISION FOR MOUNTING A TORSION BAR, SUSPENSION OR OTHER SUSPENSION ELEMENTS AT THE PIVOTING AXIS. IT MAY INCLUDE SPINDLE(S), BEARING(S), HUB(S), AND THE LIKE, AND MAY HAVE PROVISIONS FOR MOUNTING A SHOCK ABSORBER AND/OR A TRACK TENSION ADJUSTING LINK.]. 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 2530015210871 does not contain precious metals.
This information was last updated on Jun 01, 2025.