National Stock Number
1620-00-464-3445
National Stock Number (NSN) 1620-00-464-3445, or NIIN 004643445, (ballscrew assembly) was assigned May 12, 1969 in the Federal Logistics Information System (FLIS). NIIN 004643445 was cancelled on January 23, 1998, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 1620001486466. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 45074. [A SELF-CONTAINED POWER TRANSMITTING DEVICE DESIGNED TO CONVERT ROTARY MOTION TO LINEAR (STRAIGHT LINE) MECHANICAL MOVEMENT. MUST BE COMPRISED OF A BALL NUT, PILLOW BLOCK(S), SCREW SHAFT AND SUCH ACCESSORIES AS REQUIRED FOR THE SPECIFIC MOVING AND POSITIONING OF OTHER COMPONENTS.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1620004643445 does not contain precious metals.
This information was last updated on Aug 01, 2025.