National Stock Number
5855-01-556-0578
National Stock Number (NSN) 5855-01-556-0578, or NIIN 015560578, (case,infrared equipment) was assigned September 21, 2007 in the Federal Logistics Information System (FLIS). NIIN 015560578 was cancelled on October 28, 2008, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5855015548965. 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) 46861. [AN ITEM MADE OF RIGID OR SEMI-RIGID MATERIAL DESIGNED TO ENCLOSE AN ILLUMINATOR-VIEWER, INFRARED; ILLUMINATOR, INFRARED OR AN IMAGE CONVERTER, NIGHT VISION AND WHICH PROTECTS THE EQUIPMENT AGAINST DAMAGE AND ENVIRONMENTAL IMPACTS.]. 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 5855015560578 does not contain precious metals.
This information was last updated on Aug 01, 2025.