NSN: 1290-01-610-3964
P/N: 13042173
General Description:
The M1A3 Gunner’s Quadrant is a portable precision leveling instrument used for laying artillery weapons in elevation, measuring their angles of elevation, and checking the elevation mechanisms of fire control equipment.
The Gunner’s Quadrant is used with various rifles, guns, gun carriages, self-propelled guns, howitzers, mortars, anti-aircraft gun mounts, cannons, tracked armored landing vehicles, and multiple rocket launchers.
Additional Information
| Weight | 1.9 lbs |
|---|---|
| Height | 6 in. |
| Width | 1 1⁄16 in. |
| Length | 6 7⁄8 in. |
| Limits of Operation | |
| Elevation | 1600 mils |
| Depression | 0 mils |
Key Components
| P/N | NSN | |
|---|---|---|
| M1A3 Gunner’s Quadrant w/Case | 13042173 | 1290-01-610-3964 |
| M1A3 Gunner’s Quadrant | 13032529 | Not Assigned |
| Case, Carrying, M82 | 7692958 | 1290-00-769-2958 |
* Replaces the M1A1 Gunner’s Quadrant.
* Calibration for the Gunner’s Quadrant is available. Contact us for more information.