NSN 6685-00-158-1980
Part Details | DIAL INDICATING ABSOLUTE PRESSURE GAGE
6685-00-158-1980 An instrument designed to measure pressure, and indicate in terms of pressure above vacuum (zero pressure) by means of an internal pressure sensitive element (bellows, bourdon tube, transducer/transmitter and the like) without the necessity of correction or adjustment for barometric or atmospheric pressure. For items that do not have an internal pressure sensitive element see INDICATOR, PRESSURE.
Alternate Parts: 477A1111125003, 477A1111125-003, 3848A, G3848A, G-3848A, 6685-00-158-1980, 00-158-1980, 6685001581980, 001581980
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 26, 1973 | 00-158-1980 | 07420 ( GAGE, ABSOLUTE PRESSURE, DIAL INDICATING ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6685-00-158-1980
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 477A1111125-003 | 38597 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| 3848A | 34830 | ROGERSON KRATOS |
| G-3848A | 34830 | ROGERSON KRATOS |
Technical Data | NSN 6685-00-158-1980
| Characteristic | Specifications |
|---|---|
| ACTUATION TYPE | SINGLE COIL HELICAL BOURDON TUBE |
| ACTUATING ELEMENT MATERIAL | BERYLLIUM COPPER |
| SCALE TYPE | SINGLE |
| SCALE NAME | ABSOLUTE PRESSURE |
| SCALE RANGE | +0.000 TO +30.000 POUNDS PRESSURE PER SQUARE INCH |
| SCALE ACCURACY | PORM 1.5 PCT FULL SCALERANGE |
| GRADUATION UNIT | 10.0 POUNDS PER SQUARE INCH |
| SCALE SMALLEST INCREMENT | 1.0 POUNDS PER SQUARE INCH |
| SCALE INSCRIPTION/BACKGROUND COLOR | BLACK FIGURES,WHITEBACKGROUND |
| DIAL SIZE | 2 IN. DIA |
| SCALE MARKING | PSI ABSOLUTE |
| POINTER TYPE | INDICATING |
| ADJUSTABILITY | NONADJUSTABLE |
| POINTER COLOR | BLACK |
| CASE MATERIAL | STEEL, STAINLESS |
| OVERALL LENGTH | 2.680 INCHES NOMINAL |
| OVERALL WIDTH | 2.375 INCHES NOMINAL |
| OVERALL HEIGHT | 2.375 INCHES NOMINAL |
| MATERIAL | ALUMINUM |
| SURFACE TREATMENT | ANODIZE |
| PROTECTIVE CRYSTAL MATERIAL | GLASS |
| CONNECTION QUANTITY | 1 |
| CONNECTION TYPE | EXTERNAL |
| CONNECTION LOCATION | BACK, CENTER |
| CONNECTION SIZE | 7/16-20 UNF-3A |
| MOUNTING METHOD | FLANGE |
| MOUNTING HOLE QUANTITY | 4 |
| MOUNTING HOLE DIAMETER | 0.170 INCHES NOMINAL |
| CONNECTOR TYPE VENT | NOT PROVIDED |
| SPECIAL FEATURES | INDICATES TRUE ABSOLUTE PRESSURE AT ANY AMBIENT PRESSURE ALTITUDE FROM 0 TO 50000 FT,HERMETICALLY SEALED CASE |
