National Stock Number (NSN) 5855-01-530-4147, or NIIN 015304147, (eyeshield,optical instrument) was assigned May 26, 2005 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, 2 suppliers are listed as Active suppliers 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, with the most recent procurement date of Mar 18, 2019. There have been 10 contracts issued for this part number, with 10 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A619F130G, SPE4A619F130G, SPE4A616D6895, SPE4A616M0128, SPE4A615M9099. The total value of the awarded contracts has been US$ 1,315,539.60.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 19, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The rights to use the data needed to purchase this part from additional sources are not owned by the Government and cannot be purchased. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 22120. [A RESILIENT RUBBER ITEM, DESIGNED TO BE ATTACHED TO THE VIEWING APERTURE OF AN OPTICAL INSTRUMENT, TO MAINTAIN PROPER EYE DISTANCE AND TO PROTECT THE EYE(S) OF THE OBSERVER FROM STRAY LIGHT, WIND, AND/OR INJURY DUE TO SHOCK OF GUN FIRE OR SIMILAR DISTURBANCES. EXCLUDES:VISOR, PERISCOPE.]. 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 5855015304147 does not contain precious metals.
This NSN is associated to Schedule B 9014900000: parts & accessories for direction finding compasses and other navigational instruments and appliances. The Schedule B End Use is listed as marine engines, parts. NAICS classification category 334511: search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing.
This information was last updated on Aug 01, 2025.