The Pyrometer,indicating, cataloged under National Stock Number 6685-00-063-8980, 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 Triplett (bluffton) Corporation Dba Lfe Instruments. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-063-8980 |
| Primary Part Number | 25-5305-0000 |
| Item Name | Pyrometer,indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Triplett (bluffton) Corporation Dba Lfe Instruments |
| Status | ACTIVE |
| Overall Diameter | 2.800 INCHES NOMINAL IN |
| Scale Calibration | CALIBRATED FOR THERMOCOUPLES WITH EXTERNAL RESISTANCE OF 10 OHMS |
| Scale Smallest Increment | 5.0 DEG FAHRENHEIT AND 5.0 DEG CELSIUS |
| Scale Accuracy Rating | 2 PCT ENTIRE RANGE |
| Measurement Type | MILLIVOLT CIRCUIT |
| Pointer/pen Type and Quantity | 1 INDICATING SINGLE |
| Case Type | HERMETICALLY SEALED |
| Mounting Bolt Circle Diameter | 2.440 INCHES NOMINAL IN |
| Scale Measurement Range | -75.000 TO 225.000 DEG FAHRENHEIT |
| Material | PLASTIC PHENOLIC 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 |
| Part Number | Manufacturer |
|---|---|
| 25-5305-0000 PRIMARY | Triplett (bluffton) Corporation Dba Lfe Instruments (USA) |
| 3200586-3 | Cosmodyne, Llc Dba Cosmodyne Llc (USA) |
| Reference | Meaning |
|---|---|
| 255 | 5/9 Secondary reference U.S. Government activity |
| 3200586 | D/9 Drawing number reference only Cosmodyne, Llc Dba Cosmodyne Llc |
NSN 6685-00-063-8980 is a Pyrometer,indicating, manufactured by Triplett (bluffton) Corporation Dba Lfe Instruments, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-00-063-8980 has 2 manufacturer part numbers on file: 25-5305-0000 (Triplett (bluffton) Corporation Dba Lfe Instruments), 3200586-3 (Cosmodyne, Llc Dba Cosmodyne Llc).
Key specifications for 25-5305-0000: Overall Diameter: 2.800 INCHES NOMINAL IN; Scale Calibration: CALIBRATED FOR THERMOCOUPLES WITH EXTERNAL RESISTANCE OF 10 OHMS; Scale Smallest Increment: 5.0 DEG FAHRENHEIT AND 5.0 DEG CELSIUS; Scale Accuracy Rating: 2 PCT ENTIRE RANGE. 10 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.