The Thermometer,indicating,capillary, cataloged under National Stock Number 6685-00-982-1499, 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 Ashcroft Inc Dba Heise. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-982-1499 |
| Primary Part Number | 45-T8478K-54E-070-0250-50-750F |
| Item Name | Thermometer,indicating,capillary |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Ashcroft Inc Dba Heise |
| Status | ACTIVE |
| Dial Diameter | 4.500 INCHES NOMINAL IN |
| Scale Type | DIAL |
| Scale Measurement Range | +100.000 TO 800.000 DEG FAHRENHEIT |
| 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 |
|---|---|
| 45-T8478K-54E-070-0250-50-750F | Ashcroft Inc Dba Heise (USA) |
| 41GN0Y00U-M25Y | Weksler Glass Thermometer Corp (USA) |
| 41GK-Y00U-M25Y | Weksler Glass Thermometer Corp (USA) |
| Reference | Meaning |
|---|---|
| MIL-T-19646 | 4/1 Identification reference U.S. Government activity |
| 115KG0165 | 3/9 Design control — primary reference Abb Kent-Taylor Inc |
NSN 6685-00-982-1499 is a Thermometer,indicating,capillary, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-00-982-1499 has 3 manufacturer part numbers on file: 45-T8478K-54E-070-0250-50-750F (Ashcroft Inc Dba Heise), 41GN0Y00U-M25Y (Weksler Glass Thermometer Corp), 41GK-Y00U-M25Y (Weksler Glass Thermometer Corp).
Key specifications for 45-T8478K-54E-070-0250-50-750F: Dial Diameter: 4.500 INCHES NOMINAL IN; Scale Type: DIAL; Scale Measurement Range: +100.000 TO 800.000 DEG FAHRENHEIT. 3 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.