The Pyrometer,indicating, cataloged under National Stock Number 6685-01-451-8017, 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11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-451-8017 |
| Item Name | Pyrometer,indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 THREAD |
| Scale Accuracy Rating | PORM 1 PERCENT OF READING |
| Measurement Type | DIGITAL |
| Style Designator | PORTABLE, SELF CONTAINED |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Mounting Thread Quantity | 20 PER INCH |
| Scale Type | RECTANGULAR |
| Mounting Facility Nominal Screw Thread Diameter | 0.250 INCHES IN |
| Scale Measurement Range | -18.000 TO 870.000 DEG CELSIUS |
| Scale Length | 5.500 INCHES NOMINAL IN |
| Material | ALUMINUM METER CASE |
| 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 |
|---|---|
| PM40 | 3/9 Design control — primary reference Raytek Inc |
NSN 6685-01-451-8017 is a Pyrometer,indicating, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-01-451-8017: Mounting Facility Type and Quantity: 1 THREAD; Overall Height: 7.000 INCHES NOMINAL IN; Scale Accuracy Rating: PORM 1 PERCENT OF READING; Measurement Type: DIGITAL. 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.