National Stock Number
5855-01-525-4041
National Stock Number (NSN) 5855-01-525-4041, or NIIN 015254041, (cooler-dewar assembly,second gen) was assigned November 8, 2004 in the Federal Logistics Information System (FLIS). 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 09, 2004, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 51788. [A TEMPERATURE CONTROLLED, VACUUM ENVIRONMENT, USUALLY VERY LIMITED IN SIZE TO SEVERAL CUBIC INCHES, USED TO CONVERT INFRARED RADIATION INTO AN ELECTRICAL SIGNAL IN NIGHT VISION INSTRUMENTS OR EQUIPMENT. IT CONSISTS OF A VACUUM CHAMBER, FOCAL PLANE ARRAY, COMMAND AND CONTROL ELECTRONICS AND AN ELECTRICALLY CONTROLLED LINEAR COOLER.]. 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 5855015254041 does not contain precious metals.
This information was last updated on Aug 01, 2025.