NSN 6685-00-139-8440
Part Details | DIAL INDICATING COMPOUND PRESSURE-VACUUM GAGE
6685-00-139-8440 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indicating pointer which rotates either clockwise or counterclockwise according to whether pressure is applied or withdrawn.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: 4 12 210SFMH71620LBF30X200, 4 1-2 210SFMH7-16-20LBF30X200, 4 12 210SFMH71620LBF30X200, 4 1-2 210SFMH7-16-20LBF30X200, 03095008, 0309-5008, 6685-00-139-8440, 00-139-8440, 6685001398440, 001398440
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | AUG 27, 1971 | 00-139-8440 | 07424 ( GAGE, COMPOUND PRESSURE-VACUUM, DIAL INDICATING ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6685-00-139-8440
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 4 1-2 210SFMH7-16-20LBF30X200 | 01170 | BELLOFRAM CORPORATIONDBA MARSH-BELLOFRAM |
| 4 1-2 210SFMH7-16-20LBF30X200 | 38508 | DESCO CORPMARSH BELLOFRAM DIV |
| 0309-5008 | 82386 | JAIDINGER MFG. CO., INC.DBA JAICO PRODUCTS |
Technical Data | NSN 6685-00-139-8440
| Characteristic | Specifications |
|---|---|
| ACTUATION TYPE | SINGLE BOURDON TUBE |
| ACTUATING ELEMENT MATERIAL | STEEL |
| SCALE TYPE | MULTIPLE |
| SCALE NAME | PRESSURE AND VACUUM |
| SCALE RANGE | +0.0 TO +30.0 INCHES OF MERCURY AND +0.0 TO +200.0 POUNDS PRESSURE PER SQUARE INCH |
| SCALE ACCURACY | 1/4 OF 1 PCT ACCURACY RATING ENTIRE RANGE BOTH SCALES |
| GRADUATION UNIT | 2.0 INCHES AND 1.0 POUNDS PER SQUARE INCH |
| SCALE SMALLEST INCREMENT | 20.0 INCHES AND 30.0 POUNDS |
| SCALE INSCRIPTION/BACKGROUND COLOR | BLACK FIGURES ON WHITE BACKGROUND BOTH SCALES |
| DIAL SIZE | 4.500 IN. DIA |
| SCALE MARKING | COMPOUND-PRESS-VAC |
| POINTER TYPE | INDICATING |
| ADJUSTABILITY | ADJUSTABLE |
| POINTER COLOR | BLACK |
| SCALE NAME FOR WHICH POINTER IS DESIGNED | PRESSURE AND VACUUM |
| CASE MATERIAL | STEEL |
| CASE SURFACE TREATMENT | ENAMEL, BLACK |
| OVERALL DIAMETER | 6.312 INCHES NOMINAL |
| OVERALL DEPTH | 1.766 INCHES NOMINAL |
| MATERIAL | STEEL |
| SURFACE TREATMENT | ENAMEL |
| BEZEL TYPE | GC ANY ACCEPTABLE |
| PROTECTIVE CRYSTAL MATERIAL | GLASS |
| CONNECTION QUANTITY | 1 |
| CONNECTION TYPE | INTERNAL |
| CONNECTION LOCATION | LOWER BACK |
| CONNECTION SIZE | 0.250 IN. NPT DIA |
| MOUNTING METHOD | FLUSH |
| BOLT CIRCLE DIAMETER | 5.687 INCHES NOMINAL |
| MOUNTING HOLE QUANTITY | 3 |
| MOUNTING HOLE DIAMETER | 0.218 INCHES NOMINAL |
| CONNECTOR TYPE VENT | NOT PROVIDED |