National Stock Number
1630-00-132-2821
National Stock Number (NSN) 1630-00-132-2821, or NIIN 001322821, (plate,backing,brake) was assigned October 6, 1974 in the Federal Logistics Information System (FLIS). NIIN 001322821 was cancelled on October 25, 2002, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 1630002318312.
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, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
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 critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). 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 1630001322821 does not contain precious metals.
This information was last updated on Aug 01, 2025.