The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-669-2139, 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 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6685-01-669-2139 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Mounting Method | THREADED MALE CONNECTION |
| Scale Range | +0.0 TO 2000.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Scale Type | DIAL |
| Dial Size | 2.69 INCHES IN |
| Graduation Unit | 4.0 BAR |
| Connection Location | CENTER BACK |
| Material | STEEL CORROSION RESISTING CASE |
| Connection Size | 0.250 INCHES NPT 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 |
|---|---|
| AFC-2M-25RC | 3/2 Design control — primary reference U.S. Government activity |
NSN 6685-01-669-2139 is a Gage,pressure,dial Indicating, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-01-669-2139: Mounting Method: THREADED MALE CONNECTION; Scale Range: +0.0 TO 2000.0 POUNDS PRESSURE PER SQUARE INCH LBS; Scale Type: DIAL; Dial Size: 2.69 INCHES IN. 8 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.