The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-042-9870, 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 6 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6685-01-042-9870 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Actuation Type | SINGLE BOURDON TUBE |
| Scale Range | +0.0 TO 3000.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Scale Type | SINGLE |
| Dial Size | 4-1/2 IN. IN |
| Bolt Circle Diameter | 5.375 INCHES NOMINAL IN |
| Material | STEEL ACTUATING ELEMENT |
| 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 |
|---|---|
| A89789-12 | 3/2 Design control — primary reference U.S. Government activity |
| EPA21000-253 | 8/1 NATO reproduction reference Naval Group Site De Brest |
| A89789-412 | 5/9 Secondary reference U.S. Government activity |
NSN 6685-01-042-9870 is a Gage,pressure,dial Indicating, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-01-042-9870: Actuation Type: SINGLE BOURDON TUBE; Scale Range: +0.0 TO 3000.0 POUNDS PRESSURE PER SQUARE INCH LBS; Scale Type: SINGLE; Dial Size: 4-1/2 IN. IN. 6 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.