The Thermocouple,contact, cataloged under National Stock Number 6685-01-250-4341, 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 Omega Engineering, Inc.. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-250-4341 |
| Primary Part Number | WTK-10-S-36 |
| Item Name | Thermocouple,contact |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Omega Engineering, Inc. |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 HOLE |
| Unthreaded Mounting Hole Diameter | 0.195 INCHES NOMINAL IN |
| Material Document and Classification | CHROMEL ALUMEL MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Features Provided | GASKET |
| Accommodated Wire Awg Size | 4 |
| Unit Type | GASKET |
| Operating Temp Range | +0.0 TO 482.0 CELSIUS DEGC |
| Functional Description | MEASURING SURF TEMP UNDER A BOLT; WASHER THERMOCOUPLE NO. 10 SIZE |
| Material | NICKEL ALLOY OVERALL |
| Terminal Type and Quantity | 2 WIRE LEAD |
| Type/model Designation | WTK |
| 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 |
|---|---|
| WTK-10-S-36 PRIMARY | Omega Engineering, Inc. (USA) |
NSN 6685-01-250-4341 is a Thermocouple,contact, manufactured by Omega Engineering, Inc., classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-250-4341 has 1 manufacturer part number on file: WTK-10-S-36 (Omega Engineering, Inc.).
Key specifications for WTK-10-S-36: Mounting Facility Type and Quantity: 1 HOLE; Unthreaded Mounting Hole Diameter: 0.195 INCHES NOMINAL IN; Material Document and Classification: CHROMEL ALUMEL MFR REF SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 36.000 INCHES NOMINAL IN. 11 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.