The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-231-2079, 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 Rogerson Kratos. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-231-2079 |
| Primary Part Number | G4284-1 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Rogerson Kratos |
| Status | ACTIVE |
| Scale Name | PRESSURE |
| Overall Diameter | 1.203 INCHES MINIMUM AND 1.235 INCHES MAXIMUM IN |
| Actuation Type | SINGLE COIL HELICAL BOURDON TUBE |
| Scale Inscription/background Color | WHITE MARKINGS ON BLACK BACKGROUND |
| Scale Range | +0.0 TO 200.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Material Document and Classification | MIL-T-7840 MIL SPEC SINGLE MATERIAL RESPONSE ACTUATING ELEMENT |
| Scale Type | SINGLE |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 1 IN. DIA IN |
| Pointer Color | WHITE |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | NICKEL ALLOY 600 ACTUATING ELEMENT |
| Material | ALUMINUM CASE |
| 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 |
|---|---|
| 91-231-2079 | Perma-Cal Industries, Inc (USA) |
| G4284-1 PRIMARY | Rogerson Kratos (USA) |
NSN 6685-01-231-2079 is a Gage,pressure,dial Indicating, manufactured by Rogerson Kratos, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-231-2079 has 2 manufacturer part numbers on file: 91-231-2079 (Perma-Cal Industries, Inc), G4284-1 (Rogerson Kratos).
Key specifications for G4284-1: Scale Name: PRESSURE; Overall Diameter: 1.203 INCHES MINIMUM AND 1.235 INCHES MAXIMUM IN; Actuation Type: SINGLE COIL HELICAL BOURDON TUBE; Scale Inscription/background Color: WHITE MARKINGS ON BLACK BACKGROUND. 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.