The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-678-3741, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-678-3741 |
| Primary Part Number | 6V-7030 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Scale Name | POUNDS PER SQUARE INCH |
| Actuation Type | BOURDON TUBE |
| Mounting Connection Location | BOTTOM |
| Scale Inscription/background Color | WHTE |
| Connection Type | EXTERNAL |
| Pointer Type | INDICATING |
| Accessory Components and Quantity | 36 INCH HOSE IN |
| Scale Type | DIAL |
| Connector Type Vent | NOT PROVIDED |
| Connection Location | BOTTOM |
| Pointer Color | BLACK |
| Usage Design | 3 DIAL TETRA GAUGE FOR PRESSURE |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 6V-7030 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 6685-01-678-3741 is a Gage,pressure,dial Indicating, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-678-3741 has 1 manufacturer part number on file: 6V-7030 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 6V-7030: Scale Name: POUNDS PER SQUARE INCH; Actuation Type: BOURDON TUBE; Mounting Connection Location: BOTTOM; Scale Inscription/background Color: WHTE. 13 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.