The Thermocouple,immersion, cataloged under National Stock Number 6685-01-494-2910, 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 Thermo-Couple Products Co Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-494-2910 |
| Primary Part Number | CE-304-187-4-M-J-20 |
| Item Name | Thermocouple,immersion |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Thermo-Couple Products Co Inc |
| Status | ACTIVE |
| Accommodated Wire Awg Size | 20 |
| Immersion Length | 3.000 INCHES NOMINAL IN |
| Unit Type | BIMETALLIC |
| Material | STEEL CORROSION RESISTING OVERALL |
| Terminal Type and Quantity | 1 CONNECTOR, PLUG |
| 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 |
|---|---|
| CE-304-187-4-M-J-20 PRIMARY | Thermo-Couple Products Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 825-00800 | 5/9 Secondary reference Production Control Units, Inc Div Production Control Units, Inc. |
NSN 6685-01-494-2910 is a Thermocouple,immersion, manufactured by Thermo-Couple Products Co Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-494-2910 has 1 manufacturer part number on file: CE-304-187-4-M-J-20 (Thermo-Couple Products Co Inc).
Key specifications for CE-304-187-4-M-J-20: Accommodated Wire Awg Size: 20; Immersion Length: 3.000 INCHES NOMINAL IN; Unit Type: BIMETALLIC; Material: STEEL CORROSION RESISTING OVERALL. 5 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.