National Stock Number
6030-01-399-6864
National Stock Number (NSN) 6030-01-399-6864, or NIIN 013996864, (attenuator variable,light signal) was assigned December 2, 1994 in the Federal Logistics Information System (FLIS). NIIN 013996864 was cancelled on August 24, 2011, 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is 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 assigned to Item Name Code (INC) 40979. [A DEVICE FOR REDUCING THE STRENGTH OF LIGHT SIGNALS TRANSMITTED THROUGH AN OPTICAL CONDUCTOR WITHOUT CAUSING APPRECIABLE DISTORTION. THE ATTENUATION IS ADJUSTABLE IN SOME RANGE WITH AN ADJUSTMENT WHEEL OR SCREW. IT MAY BE STEPWISE VARIABLE OR CONTINUOUSLY VARIABLE. EXCLUDES: ATTENUATOR FIXED,LIGHT SIGNAL.]. 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 6030013996864 does not contain precious metals.
This information was last updated on Aug 01, 2025.