The Lead Assembly,thermocouple, cataloged under National Stock Number 6685-00-445-1437, 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 Engelhard Corp Specialty Div. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-445-1437 |
| Primary Part Number | 18460-1 |
| Item Name | Lead Assembly,thermocouple |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Engelhard Corp Specialty Div |
| Status | ACTIVE |
| General Characteristics Item Description | CHROMEL ALUMEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 6685-00-445-1437 is a Lead Assembly,thermocouple, manufactured by Engelhard Corp Specialty Div, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-00-445-1437 has 2 manufacturer part numbers on file: 18460-1 (Engelhard Corp Specialty Div), 706314 (Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines).
1 possible match (shared part number, not a government interchangeability claim): 5315-01-433-4045. Verify interchangeability with system specifications before substitution.
Key specifications for 18460-1: General Characteristics Item Description: CHROMEL ALUMEL; End Item Identification: ENGINES,J69-T-29 - YJ69-T-406. 1 specification is 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.