The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-143-0199, 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 28 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6685-01-143-0199 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Scale Accuracy | 1 PCT FULL RANGE |
| Scale Name | HIGH PRESSURE |
| Overall Diameter | 6.312 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Method | FLUSH PANEL |
| Scale Inscription/background Color | BLACK MARKINGS ON WHITE BACKGROUND |
| Scale Smallest Increment | 100.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 5000.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Stud Location | BACK, CENTER |
| Stud Quantity | 2 |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Type | DIAL |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 4-1/2 IN. DIA IN |
| Graduation Unit | 500.0 POUNDS PER SQUARE INCH LBS |
| Bolt Circle Diameter | 3.875 INCHES NOMINAL IN |
| Connection Location | LOWER BACK |
| Color | BLACK CASE |
| Pointer Color | BLACK |
| Surface Treatment | ENAMEL AND ZINC CASE |
| Unable to Decode | UNABLE TO DECODE |
| Material | STEEL CASE |
| Material | STEEL CORROSION RESISTING ACTUATING ELEMENT |
| Material | GLASS OR PLASTIC PROTECTIVE CRYSTAL |
| Connection Quantity | 1 |
| Connection Size | 0.250 NPT |
| 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 |
|---|---|
| H6082 | 3/9 Design control — primary reference Desco Corp Marsh Bellofram Div |
| H6082 | C/1 Advisory reference — outside the item-of-supply concept Bellofram Corporation |
NSN 6685-01-143-0199 is a Gage,pressure,dial Indicating, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-01-143-0199: Scale Accuracy: 1 PCT FULL RANGE; Scale Name: HIGH PRESSURE; Overall Diameter: 6.312 INCHES NOMINAL IN; Actuation Type: BOURDON TUBE. 28 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.