The Thermometer,indicating,resistanc, cataloged under National Stock Number 6685-01-438-1809, 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 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-438-1809 |
| Item Name | Thermometer,indicating,resistanc |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Measurement Type | DIGITAL |
| 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 |
|---|---|
| H2902-7 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6685-01-438-1809 is a Thermometer,indicating,resistanc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-01-438-1809: Measurement Type: DIGITAL; Special Features: LCD INDICATOR; 3/8 IN. H DIGITAL DISPLAY; -100 DEG C TO 100 DEG C IN .1 DEG C INCREMENTS; 28 VDC POWER; 100 OHM PLATINUM RTD SIGNAL RESISTANCE PROBE; 3-WIRE HOOKUP; WHITE ELECTROLUMINESCENT PANEL; 2 SEC RESPONSE TIME; PORM .25 DEG C W/AMBIENT TEMP OF -25 TO 70 DEG C ACCURACY VDC. 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.