National Stock Number
6520-01-278-6021
National Stock Number (NSN) 6520-01-278-6021, or NIIN 012786021, (caliper,vernier) was assigned May 6, 1988 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, 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 02, 2006, 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) 11306. [A PRECISION MEASURING INSTRUMENT USED TO DETERMINE ACCURATE INTERNAL OR EXTERNAL MEASURMENTS. IT CONSISTS OF A CALIPER, SLIDE WITH A SMALL AUXILIARY SCALE MADE TO SLIDE ALONG THE MAIN SCALE TO DETERMINE ACCURATE FRACTIONAL PARTS OF DIVISIONS OF THE MAIN SCALE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 6520012786021 does not contain precious metals.
This NSN is associated to Schedule B 9017304000: micrometers and calipers. The Schedule B End Use is listed as measuring, testing, control instruments.
This information was last updated on Aug 01, 2025.