The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-474-6183, 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 23 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6685-01-474-6183 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Scale Name | PRESSURE-VACUUM |
| Overall Diameter | 10.200 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Connection Location | BOTTOM |
| Mounting Method | NPTF FITTING |
| Scale Smallest Increment | 0.5 POUNDS PER SQUARE INCH (PSI) LBS |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 200.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Material Document and Classification | AISI 316 ASSN STD SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Hole Diameter | 0.219 INCHES NOMINAL IN |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Type | DIAL |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 8-1/2 IN. IN |
| Graduation Unit | 1.0 POUNDS PER SQUARE INCH LBS |
| Bolt Circle Diameter | 0.280 INCHES NOMINAL IN |
| Connection Location | BACK, LOWER |
| Pointer Color | BLACK |
| Material | PLASTIC CASE |
| Material | NICKEL ALLOY AND STEEL COMP 316 ACTUATING ELEMENT |
| 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 |
|---|---|
| 25546-25B31 | 3/9 Design control — primary reference 3d Instruments, Lp Dba Sierra Precision |
NSN 6685-01-474-6183 is a Gage,pressure,dial Indicating, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-01-474-6183: Mounting Hole Quantity: 3; Overall Height: 8.800 INCHES NOMINAL IN; Scale Name: PRESSURE-VACUUM; Overall Diameter: 10.200 INCHES NOMINAL IN. 23 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.