National Stock Number
3456-01-139-4977
National Stock Number (NSN) 3456-01-139-4977, or NIIN 011394977, (cage assembly,roller tube expand) was assigned October 3, 1982 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, 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.
This part number has not been procured by the US Government in over 5 years.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 11, 2014, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 20965. [A COMPONENT OF A ROLLER TYPE EXPANDER, TUBE WHICH CONSISTS OF CAGE AND THE REQUIRED NUMBER AND TYPES OF ROLLS.]. 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 3456011394977 does not contain precious metals.
This NSN is associated to Schedule B 8466100110: tool holders for forming-type or cutting type dies. The Schedule B End Use is listed as metalworking machine tools. NAICS classification category 333515: cutting tool and machine tool accessory manufacturing.
This information was last updated on May 01, 2025.