The Control,temperature,indicating, cataloged under National Stock Number 6685-01-129-3835, 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 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-129-3835 |
| Item Name | Control,temperature,indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Sensing Element Type | CAPILLARY TUBE INTERNAL |
| Maximum Overall Width | 1.546 INCHES IN |
| Phase | SINGLE |
| Inclosure Type | PARTIALLY INCLOSED |
| Maximum Overall Length | 1.656 INCHES IN |
| Maximum Overall Height | 2.875 INCHES IN |
| Mounting Method | BRACKET(S) |
| Power Source | EXTERNAL |
| Terminal Location | TOP |
| Terminal Type and Quantity | 2 SCREW |
| Operating Temp Range | +98.0 TO 170.0 FAHRENHEIT DEGF |
| Maximum Voltage Rating in Volts | 250.0 AC |
| Material | STEEL CORROSION RESISTING CASE |
| Current Rating in Amps | 25.0 |
| 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 |
|---|---|
| K-664-18 | 3/9 Design control — primary reference U.S. Government activity |
NSN 6685-01-129-3835 is a Control,temperature,indicating, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-01-129-3835: Sensing Element Type: CAPILLARY TUBE INTERNAL; Maximum Overall Width: 1.546 INCHES IN; Phase: SINGLE; Inclosure Type: PARTIALLY INCLOSED. 14 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.