National Stock Number (NSN) 3130-01-317-3299, or NIIN 013173299, (housing,bearing unit) was assigned March 28, 1990 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 3 suppliers. Today, 3 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 been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 6 contracts issued for this part number, with 13 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4AX25F2461, SPE4AX25F2461, SPE4AX24F6147, SPE4AX24F2705, SPE4AX24F2705. The total value of the awarded contracts has been US$ 74,206.19.
This NSN is unique to one weapons system.
There has been a small amount of 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 Jul 02, 2006, 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) 30559. [A SINGLE OR MULTIPLE PIECE ITEM WITHOUT BALL, PLAIN OR ROLLER BEARING(S). IT IS DESIGNED TO MEET VARIOUS OR SPECIFIC CONDITIONS OF MOUNTING. FOR ITEMS WITH BEARINGS, SEE BEARING UNIT, BALL; BEARING UNIT, PLAIN; AND BEARING UNIT, ROLLER.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3130013173299 does not contain precious metals.
This NSN is associated to Schedule B 8482991050: parts, except inner and outer races, for ball bearings, (including ball bearings with integral shafts). 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.