The Gage,compound Pressure-Vacuum,di, cataloged under National Stock Number 6685-00-951-8341, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-951-8341 |
| Item Name | Gage,compound Pressure-Vacuum,di |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Scale Accuracy | PORM 2 PCT 30 IN. VACUUM TO 120 PSI,RETARD 120 TO 250 PSI IN |
| Scale Name | PRESSURE-VACUUM |
| Actuation Type | BOURDON TUBE |
| Scale Inscription/background Color | BLACK MARKINGS ON WHITE BACKGROUND,RED R12,R22,R502 TEMP SCALES AND VACUUM SCALE |
| Scale Smallest Increment | 2.0 INCHES OF MERCURY (INHG) AND 1.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Scale Range | +0.0 TO 30.0 INCHES OF MERCURY AND +0.0 TO 250.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Scale Name for Which Pointer Is Designed | PRESSURE-VACUUM AND TEMPERATURE |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Type | MULTIPLE |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 2-1/2 IN. DIA IN |
| Graduation Unit | 10.0 INCHES OF MERCURY AND 10.0 POUNDS PER SQUARE INCH LBS |
| Connection Location | LOWER |
| Pointer Color | BLACK |
| Surface Treatment | PAINT CASE |
| Unable to Decode | UNABLE TO DECODE |
| Material | GLASS PROTECTIVE CRYSTAL |
| Connection Quantity | 1 |
| Bezel Type | SLIPS-ON |
| Connection Size | 0.125 IN. NPT DIA IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| J5725-5 | 3/9 Design control — primary reference Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons Dba Use CAGE Code 3e2t9 for Cataloging |
| CM11672 | C/1 Advisory reference — outside the item-of-supply concept Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons Dba Use CAGE Code 3e2t9 for Cataloging |
| CM11692 | 5/9 Secondary reference Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons Dba Use CAGE Code 3e2t9 for Cataloging |
NSN 6685-00-951-8341 is a Gage,compound Pressure-Vacuum,di, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-00-951-8341: Scale Accuracy: PORM 2 PCT 30 IN. VACUUM TO 120 PSI,RETARD 120 TO 250 PSI IN; Scale Name: PRESSURE-VACUUM; Actuation Type: BOURDON TUBE; Scale Inscription/background Color: BLACK MARKINGS ON WHITE BACKGROUND,RED R12,R22,R502 TEMP SCALES AND VACUUM SCALE. 21 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.