The Gage,vacuum,indicating, cataloged under National Stock Number 6685-00-893-5264, 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 30 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-893-5264 |
| Item Name | Gage,vacuum,indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Scale Accuracy | 1/2 PCT ENTIRE RANGE |
| Scale Name | VACUUM |
| Overall Diameter | 7.563 INCHES NOMINAL IN |
| Actuation Type | SINGLE BOURDON TUBE |
| Mounting Method | FLUSH PANEL |
| Scale Inscription/background Color | BLACK FIGURES ON WHITE BACKGROUND |
| Scale Smallest Increment | 0.5 INCHES IN |
| Connection Type | EXTERNAL |
| Scale Range | +0.000 TO 30.000 INCHES OF MERCURY IN |
| Mounting Hole Diameter | 0.250 INCHES NOMINAL IN |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Type | SINGLE |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 6 IN. DIA IN |
| Graduation Unit | 5.0 INCHES IN |
| Bolt Circle Diameter | 7.000 INCHES NOMINAL IN |
| Connection Location | BACK |
| Pointer Color | BLACK |
| Surface Treatment | PAINT CASE |
| Surface Treatment | PAINT LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | COPPER ALLOY ACTUATING ELEMENT |
| Material | ALUMINUM CASE |
| Connection Quantity | 1 |
| Bezel Type | HINGE |
| Connection Size | 1/4 IN. NPT IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY DIAL SIZE |
| 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 |
|---|---|
| 1377AV | 3/1 Design control — primary reference Ashcroft Inc Dba Heise |
NSN 6685-00-893-5264 is a Gage,vacuum,indicating, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-00-893-5264: Mounting Hole Quantity: 3; Scale Accuracy: 1/2 PCT ENTIRE RANGE; Scale Name: VACUUM; Overall Diameter: 7.563 INCHES NOMINAL IN. 30 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.