The Thermocouple,immersion, cataloged under National Stock Number 6685-01-706-4236, 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 Uma Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-706-4236 |
| Primary Part Number | 1B4-R |
| Item Name | Thermocouple,immersion |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Uma Inc |
| Status | ACTIVE |
| Unit Type | BAYONET |
| Operating Temp Range | -70.0 TO 165.0 CELSIUS DEGC |
| 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 |
|---|---|
| 831243 | Stemme Gmbh (DEU) |
| MEP-00004301 | Safran Electronics & Defense (FRA) |
| 1B4-R PRIMARY | Uma Inc (USA) |
| MEP-00004302 | Safran Electronics & Defense (FRA) |
NSN 6685-01-706-4236 is a Thermocouple,immersion, manufactured by Uma Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-706-4236 has 4 manufacturer part numbers on file: 831243 (Stemme Gmbh), MEP-00004301 (Safran Electronics & Defense), 1B4-R (Uma Inc), MEP-00004302 (Safran Electronics & Defense).
Key specifications for 1B4-R: Unit Type: BAYONET; Special Features: 10 MILLIMETERS BY 1.5; 100 OHM MM; Operating Temp Range: -70.0 TO 165.0 CELSIUS DEGC; Part Name Assigned by Controlling Agency: RTD TEMPERATURE PROBE. 2 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.