National Stock Number
4320-01-161-4527
National Stock Number (NSN) 4320-01-161-4527, or NIIN 011614527, (housing,mechanical drive) was assigned September 6, 1983 in the Federal Logistics Information System (FLIS). NIIN 011614527 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 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.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 30, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 60627. [AN ITEM FABRICATED FROM A SINGLE, INTERNALLY CORED CASTING, OR COMPOSED OF TWO OR MORE SEPARATE CASTINGS, AND DESIGNED TO POSITION AND PROTECT BEARINGS, SHAFTS, GEARS, AND/OR OTHER COMPONENTS REQUIRED FOR A MECHANICAL DRIVE. INCLUDES ITEMS HAVING ACCESS HOLE(S) TO FACILITATE MACHINING AND ASSEMBLING OF COMPONENTS. IT MAY INCLUDE THE ACCESS HOLE COVER PLATE(S).]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4320011614527 does not contain precious metals.
This information was last updated on Aug 01, 2025.