The Indicator,temperature,thermocoup, cataloged under National Stock Number 6685-01-548-8338, 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 Cummins Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6685-01-548-8338 |
| Primary Part Number | 3164492 |
| Item Name | Indicator,temperature,thermocoup |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Cummins Inc |
| Status | ACTIVE |
| Scale Range | -58.0 TO 500.0 DEG FAHRENHEIT ALL INDICATORS DEGREE FAHRENHEIT |
| Presentation Type | DIGITAL DISPLAY |
| 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 |
|---|---|
| 3164492 PRIMARY | Cummins Inc (USA) |
| Reference | Meaning |
|---|---|
| 3164492 | 5/9 Secondary reference Cummins Inc. |
| 3822666 | 5/9 Secondary reference Cummins Inc. |
NSN 6685-01-548-8338 is a Indicator,temperature,thermocoup, manufactured by Cummins Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-548-8338 has 1 manufacturer part number on file: 3164492 (Cummins Inc).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-570-7871. Verify interchangeability with system specifications before substitution.
Key specifications for 3164492: Scale Range: -58.0 TO 500.0 DEG FAHRENHEIT ALL INDICATORS DEGREE FAHRENHEIT; Presentation Type: DIGITAL DISPLAY; Special Features: SPECIALFEATURES*REQUIRES DIGITAL MULTIMETER P/N 3164489 CAGE CODE 15434 FOR READOUT; Part Name Assigned by Controlling Agency: INAVY-THERMOMETER, SELF INDICATION. 2 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.