The Thermocouple,immersion, cataloged under National Stock Number 6685-01-657-4104, 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 Airmar Technology Corp Dba Airmar Technology Corp. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6685-01-657-4104 |
| Primary Part Number | DT800 |
| Item Name | Thermocouple,immersion |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Airmar Technology Corp Dba Airmar Technology Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 LOCKING BUSHING |
| Unit Type | BIMETALLIC |
| Operating Temp Range | -10.0 TO 40.0 CELSIUS DEGC |
| Material | COPPER ALLOY AND STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| DT800 PRIMARY | Airmar Technology Corp Dba Airmar Technology Corp (USA) |
| Reference | Meaning |
|---|---|
| 10448768 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 6685-01-657-4104 is a Thermocouple,immersion, manufactured by Airmar Technology Corp Dba Airmar Technology Corp, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-657-4104 has 1 manufacturer part number on file: DT800 (Airmar Technology Corp Dba Airmar Technology Corp).
Key specifications for DT800: Mounting Facility Type and Quantity: 1 LOCKING BUSHING; Overall Length: 130.0 MILLIMETERS NOMINAL MM; Unit Type: BIMETALLIC; Operating Temp Range: -10.0 TO 40.0 CELSIUS DEGC. 4 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.