The Gage,compound Pressure-Vacuum,di, cataloged under National Stock Number 6685-01-466-1479, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Ashcroft Inc Dba Heise. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-466-1479 |
| Primary Part Number | EA23-3CBP-RWBO |
| Item Name | Gage,compound Pressure-Vacuum,di |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Ashcroft Inc Dba Heise |
| Status | ACTIVE |
| Scale Accuracy | 1 PCT FULL RANGE |
| Scale Name | PRESSURE-VACUUM AND POUNDS PRESSURE |
| Mounting Method | FLUSH |
| Scale Inscription/background Color | BLACK NUMERALS AND SCALE WITH WHITE BACKGROUND |
| Scale Smallest Increment | 1.0 INCHES AND 0.5 POUNDS PER SQUARE INCH (PSI) LBS |
| Scale Range | -30.0 TO 0.0 INCHES OF VACUUM AND +0.0 TO 30.0 POUNDS PER SQUARE INCH LBS |
| Pointer Type | INDICATING |
| Scale Type | DIAL |
| Dial Size | 3-1/2 INCH ROUND IN |
| Graduation Unit | 10.0 INCHES AND 10.0 POUNDS PER SQUARE INCH LBS |
| Pointer Color | BLACK |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| EA23-3CBP-RWBO PRIMARY | Ashcroft Inc Dba Heise (USA) |
| Reference | Meaning |
|---|---|
| SA23-3CBP-RWBO | 5/9 Secondary reference Weksler Glass Thermometer Corp |
| 10210 PC NO 28 | 5/9 Secondary reference Parker Hannifin Corporation Div Village Marine Tech |
| SA23-3CBP-RWB0 | 5/9 Secondary reference Ashcroft Inc Dba Heise |
NSN 6685-01-466-1479 is a Gage,compound Pressure-Vacuum,di, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-466-1479 has 1 manufacturer part number on file: EA23-3CBP-RWBO (Ashcroft Inc Dba Heise).
1 possible match (shared part number, not a government interchangeability claim): 6685-01-515-2164. Verify interchangeability with system specifications before substitution.
Key specifications for EA23-3CBP-RWBO: Scale Accuracy: 1 PCT FULL RANGE; Scale Name: PRESSURE-VACUUM AND POUNDS PRESSURE; Mounting Method: FLUSH; Scale Inscription/background Color: BLACK NUMERALS AND SCALE WITH WHITE BACKGROUND. 11 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.