National Stock Number
2520-01-691-9225
National Stock Number (NSN) 2520-01-691-9225, or NIIN 016919225, (housing,mechanical drive) was assigned November 6, 2020 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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 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.
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 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 2520016919225 does not contain precious metals.
This NSN is associated to Schedule B 8483909500: parts, nesoi, of bearing housings & plain shaft bearings, housed bearings, clutches, universal joints, flywheels and transmission shafts. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333613: mechanical power transmission equipment manufacturing.
This information was last updated on Aug 01, 2025.