| SCALE QUANTITY | 3 |
| SCALE NAME | ALTITUDE |
| SCALE MARKING AND SURFACE FINISH | LETTERS FLUORESCENT AND |
| NUMERALS FLUORESCENT AND |
| LINED INCREMENTS FLUORESCENT |
| SCALE SMALLEST INCREMENT GRADUATION | 100 FT; 1000 FT; 10000 FT |
| POINTER QUANTITY | 2 AND |
| 1 |
| POINTER FINISH | FLUORESCENT |
| KNOB QUANTITY | 1 |
| KNOB PURPOSE | FOR SETTING ZERO-SETTING SYSTEM |
| OVERALL WIDTH | 3.500 INCHES NOMINAL |
| OVERALL HEIGHT | 3.500 INCHES NOMINAL |
| OVERALL DEPTH | 5.000 INCHES NOMINAL |
| MOUNTING METHOD | THREADED BEZEL |
| MECHANICAL CONNECTION QUANTITY | 1 |
| MECHANICAL CONNECTION SIZE | 1/8 IN. |
| MECHANICAL CONNECTION TYPE | INTERNAL PIPE |
| NONDEFINITIVE SPEC/STD DATA | AAU8A TYPE |
| SPEC/STD CONTROLLING DATA | |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | AAU8A |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILA27229A |