The Temperature Indicating Compound, cataloged under National Stock Number 6685-01-307-7378, 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 Stevens Instrument Company. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-307-7378 |
| Primary Part Number | T-175 |
| Item Name | Temperature Indicating Compound |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Stevens Instrument Company |
| Status | ACTIVE |
| Temp Rating | 175.0 FAHRENHEIT DEGF |
| Physical Form | CRAYON |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| T-175 PRIMARY | Stevens Instrument Company (USA) |
| Reference | Meaning |
|---|---|
| 86481 | 3/2 Design control — primary reference U.S. Government activity |
| T-175 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6685-01-307-7378 is a Temperature Indicating Compound, manufactured by Stevens Instrument Company, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-307-7378 has 1 manufacturer part number on file: T-175 (Stevens Instrument Company).
1 possible match (shared part number, not a government interchangeability claim): 3455-01-334-5921. Verify interchangeability with system specifications before substitution.
Key specifications for T-175: Temp Rating: 175.0 FAHRENHEIT DEGF; Physical Form: CRAYON. 2 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.