| DEPTH | 6.125 INCHES NOMINAL |
| DIAL OUTSIDE DIAMETER | 2.750 INCHES NOMINAL |
| HEIGHT | 3.250 INCHES NOMINAL |
| MECHANICAL CONNECTION QUANTITY | 2 |
| MECHANICAL CONNECTION SIZE | 1/8 IN. ANPT |
| MECHANICAL CONNECTION TYPE | INTERNAL PIPE |
| MOUNTING FACILITY TYPE AND QUANTITY | 1 THREADED BEZEL |
| NONDEFINITIVE SPEC/STD DATA | A-2B TYPE |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | MACHMETER,PITOT STATIC OPERATED |
| POINTER FINISH | FLUORESCENT SINGLE POINTER |
| POINTER TYPE | INDICATING SINGLE POINTER |
| SPECIAL FEATURES | CASE MATERIAL NONFERROUS; THE 2 MECHANICAL CONNECTIONS ARE A PRESSURE CONNECTION AND A STATIC CONNECTION; WEIGHT 1.9 LBS |
| WIDTH | 3.250 INCHES NOMINAL |
| SUPPLEMENTARY FEATURES | DESIGNED TO INDICATE THE RATIO OF THE SPEED OF THE AIRPLANE TO THE SPEED OF SOUND AT VARYING ALTITUDES AND TEMPERATURES |