National Stock Number (NSN) 3120-01-253-6532, or NIIN 012536532, (roller,linear-rotary motion) was assigned April 23, 1987 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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 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 Feb 02, 2005, 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 requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 28215. [A CYLINDRICAL BODY HAVING A CENTRALLY LOCATED HOLE TO ACCOMMODATE A PIN OR SHAFT FOR ATTACHMENT TO A PUSH ROD GUIDE, YOKE, ROCKER ARM, TURNTABLE, OR RAIL. THE ITEM PROVIDES A ROLLING CONTACT WITH THE FACE OF A VALVE STEM, OR THE LOBES OF A CAM RING OR CAMSHAFT ON ENGINES, FUEL INJECTION PUMPS, LATCHES, TURNTABLES, PARALLEL BEARING SURFACES REQUIRING A ROLLER SUPPORT, AND THE LIKE. EXCLUDES:BEARING, ROLLER, CYLINDRICAL; ROLLER, ELECTRICAL SWITCH; AND FRICTION BEARINGS. SEE ALSO CAM FOLLOWER, NEEDLE BEARING.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3120012536532 does not contain precious metals.
This NSN is associated to Schedule B 8482997090: parts, nesoi, for roller bearings or for combined ball/roller bearings, nesoi. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332991: ball and roller bearing manufacturing.
This information was last updated on Jul 01, 2025.