National Stock Number
1630-01-449-3420
National Stock Number (NSN) 1630-01-449-3420, or NIIN 014493420, (plate,backing,brake) was assigned September 26, 1997 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. ISO Group has several sources of supply for this NSN.
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 Mar 01, 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. The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 22097. [A RIGID CIRCULAR SHAPED METAL ITEM WITH A CENTRALLY LOCATED APERTURE. IT HAS MOUNTING HOLES AND IS SPECIFICALLY DESIGNED TO MOUNT AND POSITION THE COMPONENTS OF A BRAKE (AS MODIFIED). IT ALSO SERVES TO PREVENT DIRT AND OTHER FOREIGN MATTER FROM ENTERING THE BRAKING MECHANISM. EXCLUDES:ITEMS WHICH ARE USED AS A DUST SHIELD ONLY.]. 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 1630014493420 contains an unknown precious metal.
This NSN is associated to Schedule B 8431390090: parts for lifting, handling, loading or unloading machinery, nesoi. The Schedule B End Use is listed as materials handling equipment. NAICS classification category 333120: construction machinery manufacturing.
This information was last updated on Aug 01, 2025.