The Calibration Set,optical Surveyin, cataloged under National Stock Number 6675-01-149-6391, is classified within Federal Supply Class 6675 (Drafting, Surveying, and Mapping Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Air Force Metrology and Calibration. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6675-01-149-6391 |
| Primary Part Number | ARS-1 |
| Item Name | Calibration Set,optical Surveyin |
| FSC / FSG | 6675 / 66 — Drafting, Surveying, and Mapping Instruments |
| Manufacturer | Air Force Metrology and Calibration |
| Status | ACTIVE |
| Functional Description | USED TO CALIBRATE AG8 GYRO |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ARS-1 PRIMARY | Air Force Metrology and Calibration (USA) |
NSN 6675-01-149-6391 is a Calibration Set,optical Surveyin, manufactured by Air Force Metrology and Calibration, classified under FSC 6675, Drafting, Surveying, and Mapping Instruments. Status: active.
NSN 6675-01-149-6391 has 1 manufacturer part number on file: ARS-1 (Air Force Metrology and Calibration).
Key specifications for ARS-1: Special Features: C/O ALIGNMENT COLLIMATOR, V-BLOCK CONE ASSEMBLY, LAMP HOUSING, T-SLOTTED BASE PLATE, HEAVY DUTY SUPPORT STAND, OPTICAL FLAT WINDOW, ADAPTER PLATE, SUPPORT PLATE, LAMP HOUSING HOLDER, OPTICAL SIGHT WINDOW, PROTECTIVE WINDOW COVER; Functional Description: USED TO CALIBRATE AG8 GYRO; Part Name Assigned by Controlling Agency: REFERENCE SYSTEM,AZIMUTH; End Item Identification: A-10,F-4,F-111A,F-16 ACFT AGE. A. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 6675-01-149-6391 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.