Part Details | DIAL INDICATING COMPOUND PRESSURE-VACUUM GAGE
6685-01-073-3979 An instrument designed to measure and indicate pressure and vacuum, on one dial having a divided scale, a single indicating pointer which rotates either clockwise or counterclockwise according to whether pressure is applied or withdrawn.
Alternate Parts: 8356150, 8356-150, 8356, AP101, AP-101, 6685-01-073-3979, 01-073-3979, 6685010733979, 010733979
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | MAR 15, 1979 | 01-073-3979 | 07424 ( GAGE, COMPOUND PRESSURE-VACUUM, DIAL INDICATING ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6685-01-073-3979
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8356-150 | 95368 | AERCO INTERNATIONAL, INC. |
| 8356 | 95368 | AERCO INTERNATIONAL, INC. |
| AP-101 | 95368 | AERCO INTERNATIONAL, INC. |
Technical Data | NSN 6685-01-073-3979
| Characteristic | Specifications |
|---|---|
| ACTUATION TYPE | BOURDON TUBE |
| ACTUATING ELEMENT MATERIAL | PHOSPHOR BRONZE |
| SCALE TYPE | SINGLE |
| SCALE NAME | PRESSURE-VACUUM |
| SCALE RANGE | +0.0 TO +30.0 INCHES OF MERCURY AND +0.0 TO +100.0 POUNDS PRESSURE PER SQUARE INCH |
| GRADUATION UNIT | 15.0 INCHES OF MERCURY AND 10.0 POUNDS PER SQUARE INCH |
| SCALE SMALLEST INCREMENT | 5.0 INCHES OF MERCURY AND 1.0 POUNDS PER SQUARE INCH |
| SCALE INSCRIPTION/BACKGROUND COLOR | BLACK MARKINGS ON WHITE BACKGROUND |
| DIAL SIZE | 3-1/2 IN. DIA |
| POINTER TYPE | INDICATING |
| ADJUSTABILITY | ADJUSTABLE |
| POINTER COLOR | BLACK |
| SCALE NAME FOR WHICH POINTER IS DESIGNED | PRESSURE-VACUUM |
| CASE MATERIAL | ALUMINUM, CAST |
| CASE SURFACE TREATMENT | ENAMEL, BAKED |
| OVERALL DIAMETER | 3.850 INCHES NOMINAL |
| OVERALL DEPTH | 1.590 INCHES NOMINAL |
| MATERIAL | PLASTIC POLYPROPYLENE |
| BEZEL TYPE | NC ANY ACCEPTABLE |
| PROTECTIVE CRYSTAL MATERIAL | PLASTIC |
| CONNECTION QUANTITY | 1 |
| CONNECTION TYPE | EXTERNAL |
| CONNECTION LOCATION | B ANY ACCEPTABLE |
| CONNECTION SIZE | 0.250 IN. NPT DIA |
| MOUNTING METHOD | WALL FLANGE |
| BOLT CIRCLE DIAMETER | 4.250 INCHES NOMINAL |
| MOUNTING HOLE QUANTITY | 3 |
| MOUNTING HOLE DIAMETER | 0.218 INCHES NOMINAL |
| CONNECTOR TYPE VENT | NOT PROVIDED |
| END ITEM IDENTIFICATION | POSEIDON MATERIAL; NUCLEAR REACTORS PROGRAM |