The Thermocouple,immersion, cataloged under National Stock Number 6685-01-032-6896, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-032-6896 |
| Item Name | Thermocouple,immersion |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Accommodated Wire Awg Size | 18 |
| Immersion Length | 3.500 INCHES NOMINAL IN |
| Unit Type | PROTECTIVE TUBE |
| Material | STEEL CORROSION RESISTING PROTECTIVE TUBE |
| Material | CERAMIC INDIVIDUAL WIRE INSULATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 4C3/4-1/2-5-A14JGP | 5/9 Secondary reference U.S. Government activity |
| 4C45-A14J-12P3-1 | 5/9 Secondary reference U.S. Government activity |
| 4AN3/4-1/2-5-A14JGP12P2-3.5 | 3/2 Design control — primary reference U.S. Government activity |
| 604AS824-2 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 4C45-A14J12P3 1-2 | 5/9 Secondary reference U.S. Government activity |
| 4AN3/4-1/2-5A14JG | 5/9 Secondary reference U.S. Government activity |
| 4C3/4-1/2-5-A14JGP12P2-3 1/2 | 5/9 Secondary reference U.S. Government activity |
NSN 6685-01-032-6896 is a Thermocouple,immersion, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-01-032-6896: Accommodated Wire Awg Size: 18; Immersion Length: 3.500 INCHES NOMINAL IN; Unit Type: PROTECTIVE TUBE; Material: STEEL CORROSION RESISTING PROTECTIVE TUBE. 5 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.