National Stock Number
1630-00-171-3473
National Stock Number (NSN) 1630-00-171-3473, or NIIN 001713473, (disc,brake) was assigned February 9, 1973 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. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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 a year. There have been 11 contracts issued for this part number, with 20 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A524F148F, SPE4A524F148F, SPE4A523F6251, SPE4AX22F1294, SPE4AX21F2076. The total value of the awarded contracts has been US$ 3,581,256.55.
This NSN is somewhat common among different platforms, belonging to 5 different weapons systems.
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) 60405. [A FLAT CIRCULAR METALLIC ITEM, A COMPONENT OF A DISK TYPE BRAKE USED PRIMARILY FOR FRICTIONAL PURPOSES.]. This item is a Flight Safety Critical Aircraft Part (FSCAP). 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 1630001713473 does not contain precious metals.
This information was last updated on Aug 01, 2025.