The Tester,pyrometer and Thermocoupl, cataloged under National Stock Number 6685-00-802-8833, 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 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-802-8833 |
| Item Name | Tester,pyrometer and Thermocoupl |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Scale Accuracy | 5 V ACCURACY RATING V |
| Indicating Point Type | SINGLE |
| Scale Calibration | CALIBRATED TO RESISTOR,CALIBRATED TO IRON CONSTANTAN THERMOCOUPLE |
| Scale Smallest Increment | 6.0 VOLT AND 3.0 VOLT |
| Measurement Type | MILLIVOLT CIRCUIT AND POTENTIOMETER CIRCUIT |
| Scale Range | +22.5 TO 28.5 VOLTS OR +11.25 TO 14.25 VOLTS |
| Accessory Components and Quantity | 1 THERMOMETER,2 THERMOCOUPLE TEST LEADS,1 RESISTANCE THERMOMETER TESTLEAD,5 ADAPTER TEST LEADS |
| Scale Type | CONCENTRIC DIAL |
| Case Type | FUNGUSPROOF W/HINGED LID |
| Material | ALUMINUM CASE |
| Installation Design | PORTABLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| MILT58082 | 4/1 Identification reference U.S. Government activity |
| N3A | 2/2 Government specification standardization U.S. Government activity |
NSN 6685-00-802-8833 is a Tester,pyrometer and Thermocoupl, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-00-802-8833: Overall Height: 6.000 INCHES NOMINAL IN; Scale Accuracy: 5 V ACCURACY RATING V; Indicating Point Type: SINGLE; Scale Calibration: CALIBRATED TO RESISTOR,CALIBRATED TO IRON CONSTANTAN THERMOCOUPLE. 11 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.