Part Details | PRESSURIZED COMPARTMENT ALTIMETER
6685-00-148-9729 A self-contained aneroid instrument designed specifically for use in a pressurized compartment of an aircraft to provide an indication of pressure in feet altitude.
Alternate Parts: AAU3AA, AAU-3A/A, 21092A, 2109-2A, MILA25933, MIL-A-25933, 6685-00-148-9729, 00-148-9729, 6685001489729, 001489729
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | MAR 28, 1974 | 00-148-9729 | 03387 ( ALTIMETER, PRESSURIZED COMPARTMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6685-00-148-9729
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AAU-3A/A | 80058 | JOINT ELECTRONICS TYPE DESIGNATIONSYSTEM |
| 2109-2A | 26136 | KEARFLEX ENGINEERING COMPANY |
| MIL-A-25933 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
Technical Data | NSN 6685-00-148-9729
| Characteristic | Specifications |
|---|---|
| SCALE QUANTITY | 1 |
| SCALE NAME | CABIN PRESSURE ALTITUDE |
| SCALE RANGE | 0/50000 FEET |
| SCALE SMALLEST INCREMENT GRADUATION | 1000 FEET |
| POINTER COLOR | WHITE |
| OVERALL LENGTH | 2.185 INCHES NOMINAL |
| OVERALL WIDTH | 2.375 INCHES NOMINAL |
| OVERALL DIAMETER | 2.180 INCHES NOMINAL |
| OVERALL HEIGHT | 2.375 INCHES NOMINAL |
| OVERALL DEPTH | 1.750 INCHES NOMINAL |
| MOUNTING METHOD | THREADED BEZEL |
| CONTACT TYPE | PIN |
| ELECTRICAL CONNECTION IDENTIFYING NUMBER | DM5600-3P OR EQUIVALENT |
| MECHANICAL CONNECTION QUANTITY | 1 |
| MECHANICAL CONNECTION SIZE | 7/16-20 UNF PER MS33649-4 |
| MECHANICAL CONNECTION TYPE | DL ANY ACCEPTABLE |
| SPECIAL FEATURES | 2 INCH DIAL FACE, ANTI-REFLECTION COATING, 5 VAC/DC LIGHTING CIRCUIT PER MIL-L-27160 AND MIL-L-25467, AND INSTRUMENT CASE PER MS33638 |
| SPECIFICATION/STANDARD DATA | 81349-MIL-A-25933 GOVERNMENT SPECIFICATION AND 98810-24194 MANUFACTURERS SPECIFICATION |
| NONDEFINITIVE SPEC/STD DATA | AAU-3A/A TYPE |