National Stock Number
1630-00-857-8991
National Stock Number (NSN) 1630-00-857-8991, or NIIN 008578991, (disc,brake) was assigned October 4, 1967 in the Federal Logistics Information System (FLIS). NIIN 008578991 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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, 3 suppliers are 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.
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 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 1630008578991 does not contain precious metals.
This information was last updated on Jul 01, 2025.