The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-520-9679, 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 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6685-01-520-9679 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Mounting Method | CLAMP AND FLUSH PANEL |
| Reference Data and Literature | TECH ORDER 33D7-35-39-14 FIG 6 INDEX 6 |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 300.0 POUNDS PER SQUARE INCH LBS |
| Scale Type | DIAL |
| Connection Location | BACK, CENTER |
| Connection Quantity | 1 |
| 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 |
|---|---|
| 42847 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6685-01-520-9679 is a Gage,pressure,dial Indicating, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2910-01-613-1264. Verify interchangeability with system specifications before substitution.
Key specifications for 6685-01-520-9679: Mounting Method: CLAMP AND FLUSH PANEL; Reference Data and Literature: TECH ORDER 33D7-35-39-14 FIG 6 INDEX 6; Connection Type: EXTERNAL; Scale Range: +0.0 TO 300.0 POUNDS PER SQUARE INCH LBS. 7 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.