NSN 6650-01-347-2203, 6650013472203
MICROMETER,OPTICAL

Federal Supply Classification: FSC 6650 - Optical Instruments, Test Equipment, Components and Accessories
National Item Identification Number: NIIN 013472203
Codification Country: United States
Item Name Code: INC 77777
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 6650-01-347-2203

National Stock Number (NSN) 6650-01-347-2203, or NIIN 013472203, (micrometer,optical) was assigned October 18, 1991 in the Federal Logistics Information System (FLIS). 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, 2 suppliers are 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 May 14, 2006, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) 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) 77777. 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 6650013472203 does not contain precious metals.

This NSN is associated to Schedule B 9018500000: other ophthalmic instruments and appliances and parts and accessories. The Schedule B End Use is listed as medicinal equipment. NAICS classification category 339112: surgical and medical instrument manufacturing.

This information was last updated on Jul 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) OPTICAL MICROMETER IS USED AS AN ATTACHMENT TO THE LASER INSTRUMENT TO ENABLE DISPLACEMENT OF THE LASER PARALLEL TO ITSELF IN 2 MUTUALLY INDEPENDENT ORTHOGONAL PLANES; DIRECT READING TO0.001 IN. OVER RANGE OF PORM 0.100 IN.TO ACCURACY OF PORM 0.0002 IN. OVER FULL RANGE; HAS DUSTPROOF COVER GLASS AND SPLIT CLAMP FOR MOUNTING; 1 AND 1/4 POUNDS; AUTO-COLLIMATING; HAS GRADUATED RED AND BLACK SCALE READING; TOLERANCE 0.0002 IN.; (0.005 MM)