The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-149-9196, 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 26 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-149-9196 |
| 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 Accuracy | PORM 2 PCT FULL RANGE |
| Scale Name | PRESSURE |
| Overall Diameter | 5.875 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Method | FLUSH |
| Scale Inscription/background Color | BLACK MARKINGS ON WHITE BACKGROUND |
| Scale Smallest Increment | 25.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 3000.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Mounting Hole Diameter | 0.010 INCHES NOMINAL IN |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Type | SINGLE |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 4-1/2 IN. DIA IN |
| Graduation Unit | 100.0 POUNDS PER SQUARE INCH LBS |
| Bolt Circle Diameter | 5.375 INCHES NOMINAL IN |
| Connection Location | LOWER BACK |
| Pointer Color | BLACK |
| Material | ALUMINUM ALLOY CASE |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | STEEL CORROSION RESISTING ACTUATING ELEMENT |
| Connection Quantity | 1 |
| Connection Size | 0.250 IN. NPT DIA IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY DIAL SIZE,CONNECTION SIZE AND CONNECTION LOCATION |
| 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 |
|---|---|
| 639AS1318-2 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 440 SOLID FRONT 3000 PSIG | 3/1 Design control — primary reference Bristol Babcock Inc Helicoid Instruments Div |
NSN 6685-01-149-9196 is a Gage,pressure,dial Indicating, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-01-149-9196: Mounting Hole Quantity: 3; Scale Accuracy: PORM 2 PCT FULL RANGE; Scale Name: PRESSURE; Overall Diameter: 5.875 INCHES NOMINAL IN. 26 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.