National Stock Number
1630-00-178-8534
National Stock Number (NSN) 1630-00-178-8534, or NIIN 001788534, (brake,single disk) was assigned April 7, 1969 in the Federal Logistics Information System (FLIS). NIIN 001788534 was cancelled on December 2, 2008, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 1630012764607. 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 2 suppliers. Today, 2 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 not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 09193. [A BRAKE CONSISTING ESSENTIALLY OF THE FOLLOWING: A. A SINGLE PIECE OR DIVIDED CYLINDER HOUSING DESIGNED TO BE MOUNTED ON THE TORQUE FLANGE OF AN AXLE. THE CYLINDER HOUSING HAS A SLOT OR GROOVE THROUGH WHICH THE DISK, BRAKE PASSES. IT CONTAINS A PISTON(S) OR PUSH ROD(S) WHICH PROVIDES THE HYDRAULIC OR MECHANICAL FORCE TO PRESS THE LINING, FRICTION AGAINST THE DISK, BRAKE. B. LINING, FRICTION. C. A DISK, BRAKE DESIGNED TO BE KEYED OR RIGIDLY ATTACHED TO A WHEEL OR ROTATING SHAFT.]. 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 1630001788534 does not contain precious metals.
This information was last updated on Aug 01, 2025.