The Thermometer,indicating,capillary, cataloged under National Stock Number 6685-00-906-1503, 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 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6685-00-906-1503 |
| Item Name | Thermometer,indicating,capillary |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Flexible Tube Length | 120.000 INCHES NOMINAL IN |
| Bulb Type | FLEXIBLE CAPILLARY |
| Scale Inscription/background Color | BLACK MARKINGS ON WHITE BACKGROUND |
| Scale Smallest Increment | 10.0 DEG FAHRENHEIT |
| Bulb Connection Type | THREADED |
| Dial Diameter | 4.500 INCHES NOMINAL IN |
| Indicator Connection Method | FLEXIBLE TUBE |
| Mounting Facility Screw Thread Series Designator | NPT |
| Actuating Medium | MERCURY |
| Pointer/pen Type and Quantity | 1 INDICATING SINGLE |
| Mounting Thread Quantity | 14 PER INCH |
| Mounting Facility Nominal Screw Thread Diameter | 0.750 INCHES IN |
| Scale Measurement Range | +100.000 TO 800.000 DEG FAHRENHEIT |
| Bulb Quantity | 1 |
| Material | STEEL CORROSION RESISTING INDIVIDUAL WIRE INSULATION |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY DIAL SIZE |
| 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 |
|---|---|
| 6135RM | 3/1 Design control — primary reference Ashcroft Inc Dba Heise |
| DE1040-201-2094511PC19 | 5/2 Secondary reference U.S. Government activity |
NSN 6685-00-906-1503 is a Thermometer,indicating,capillary, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-00-906-1503: Flexible Tube Length: 120.000 INCHES NOMINAL IN; Bulb Type: FLEXIBLE CAPILLARY; Scale Inscription/background Color: BLACK MARKINGS ON WHITE BACKGROUND; Scale Smallest Increment: 10.0 DEG FAHRENHEIT. 16 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.