| ELECTRICAL CONNECTION QUANTITY | 1 |
| KNOB PURPOSE | USED TO ZERO BAROMETRIC SCALE |
| KNOB QUANTITY | 1 |
| OVERALL DEPTH | 5.270 INCHES MINIMUM AND 6.286 INCHES MAXIMUM |
| OVERALL HEIGHT | 3.250 INCHES NOMINAL |
| OVERALL WIDTH | 3.250 INCHES NOMINAL |
| MECHANICAL CONNECTION QUANTITY | 1 |
| MECHANICAL CONNECTION SIZE | 9/16-18UNF-3B PLUG |
| MECHANICAL CONNECTION TYPE | STATIC VENT PLUG |
| MOUNTING METHOD | FLANGE |
| SCALE QUANTITY | 2 |
| SCALE NAME | ALTITUDE AND BAROMETRIC PRESSURE |
| SCALE SMALLEST INCREMENT GRADUATION | 50 FT AND 0.01 IN. HG |
| SPECIAL FEATURES | COUNTER DRUM POINTER |