National Stock Number
3040-22-258-1630
National Stock Number (NSN) 3040-22-258-1630, or NIIN 222581630, (housing,mechanical drive) has an unknown assigned date. This NSN does not replace any other NSNs.
There are 3 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, there are no suppliers 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. 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.
This NSN is unique to one weapons system.
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 information was last updated on Aug 06, 2025.