The Thermocouple,contact, cataloged under National Stock Number 6685-01-561-9328, 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 Watlow Electric Manufacturing Company Dba Watlow Industries Div Watlow Hannibal. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6685-01-561-9328 |
| Primary Part Number | T797-53-CK-050M |
| Item Name | Thermocouple,contact |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Watlow Electric Manufacturing Company Dba Watlow Industries Div Watlow Hannibal |
| Status | ACTIVE |
| 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 |
|---|---|
| T797-53-CK-050M PRIMARY | Watlow Electric Manufacturing Company Dba Watlow Industries Div Watlow Hannibal (USA) |
| Reference | Meaning |
|---|---|
| AFGC0TA600UK030 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6685-01-561-9328 is a Thermocouple,contact, manufactured by Watlow Electric Manufacturing Company Dba Watlow Industries Div Watlow Hannibal, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-561-9328 has 1 manufacturer part number on file: T797-53-CK-050M (Watlow Electric Manufacturing Company Dba Watlow Industries Div Watlow Hannibal).
Key specifications for T797-53-CK-050M: Overall Length: 97.500 INCHES NOMINAL IN; Special Features: TRANSITION BODY FILLED WITH POTTING COMPOUND; COILED SPRING STRAIN RELIEF; SHETH O.D. 0.125; STANDARD 1 1/2 INCH SPLIT LEADS; SHEATH IS 304 STAINLESS AND 60 INCHES; SINGLE UNGROUNDED JUNCTION; LEAD LENGTH 3.0 FT IN; Part Name Assigned by Controlling Agency: LIMIT THERMOCOUPLE. 0 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.