The Thermometer,self-Indicating,bime, cataloged under National Stock Number 6685-01-406-7797, 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 12 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-406-7797 |
| Item Name | Thermometer,self-Indicating,bime |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 UNION CONNECTION |
| Design Type | MINIMUM AND MAXIMUM |
| Dial Diameter | 3.000 INCHES NOMINAL IN |
| Style Designator | STRAIGHT FORM, HORIZONTAL DIAL |
| Mounting Facility Screw Thread Series Designator | UNS |
| Immersion Length | 2.000 INCHES NOMINAL IN |
| Scale Type | DIAL |
| Mounting Facility Nominal Screw Thread Diameter | 0.750 INCHES IN |
| Scale Measurement Range | +20.000 TO 240.000 DEG FAHRENHEIT |
| Material | STEEL CORROSION RESISTING METER CASE |
| Material | STEEL CORROSION RESISTING PROTECTIVE TUBE |
| Material | STEEL CORROSION RESISTING DIAL FACE |
| 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 |
|---|---|
| ITM324A2 | 2/2 Government specification standardization U.S. Government activity |
| E324A2R3 | 5/9 Secondary reference Mmc Metrology Lab, Inc. Dba Mmc Metrology Lab Inc |
| MIL-I-17244 | 4/1 Identification reference U.S. Government activity |
NSN 6685-01-406-7797 is a Thermometer,self-Indicating,bime, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-01-406-7797: Mounting Facility Type and Quantity: 1 UNION CONNECTION; Design Type: MINIMUM AND MAXIMUM; Dial Diameter: 3.000 INCHES NOMINAL IN; Style Designator: STRAIGHT FORM, HORIZONTAL DIAL. 12 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.