The Thermocouple,immersion, cataloged under National Stock Number 6685-01-358-7448, 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 Northrop Grumman Systems Corporation. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6685-01-358-7448 |
| Primary Part Number | 2015HARDWAREKIT1 |
| Item Name | Thermocouple,immersion |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Northrop Grumman Systems Corporation |
| 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 |
|---|---|
| 2015HARDWAREKIT1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 1858707-2 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 1858707 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 1977574 FN29 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 6685-01-358-7448 is a Thermocouple,immersion, manufactured by Northrop Grumman Systems Corporation, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-358-7448 has 3 manufacturer part numbers on file: 2015HARDWAREKIT1 (Northrop Grumman Systems Corporation), 1858707-2 (Northrop Grumman Systems Corporation), 1858707 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-612-5088. Verify interchangeability with system specifications before substitution.
Key specifications for 2015HARDWAREKIT1: End Item Identification: NIMITZ CLASS CVN. 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.