National Stock Number
6540-01-549-7033
National Stock Number (NSN) 6540-01-549-7033, or NIIN 015497033, (refractor and keratometer,automatic) was assigned March 28, 2007 in the Federal Logistics Information System (FLIS). NIIN 015497033 was cancelled on June 2, 2015, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 6540015623452. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers 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. ISO Group has several sources of supply for 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 Jun 28, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 51603. [A DIAGNOSTIC OPHTHALMIC MACHINE DESIGNED TO MEASURE THE LENS POWER AND THE CORNEAL CURVATURE OF THE EYE FOR CORRECTIVE LENSES.]. 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 6540015497033 does not contain precious metals.
This information was last updated on Aug 01, 2025.