The Thermometer,indicating,capillary, cataloged under National Stock Number 6685-01-486-8825, 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 General Electric Company. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-486-8825 |
| Primary Part Number | 2251M70P01 |
| Item Name | Thermometer,indicating,capillary |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 FLUSH |
| Bulb Overall Length | 22.000 INCHES NOMINAL IN |
| Bulb Type | FLEXIBLE EXTENSION PLAIN |
| Active Portion Diameter | 0.375 INCHES NOMINAL IN |
| Bulb Connection Type | UNION |
| Dial Diameter | 4.500 INCHES NOMINAL IN |
| Style Designator | BULB W/O SOCKET |
| Case Diameter | 5.000 INCHES NOMINAL IN |
| Actuating Medium | LIQUID |
| Pointer/pen Type and Quantity | 1 INDICATING SINGLE |
| Active Portion Length | 21.000 INCHES NOMINAL IN |
| Extension Neck Length | 1.000 INCHES NOMINAL IN |
| Scale Type | DIAL |
| Scale Measurement Range | +0.000 TO 120.000 DEG FAHRENHEIT |
| Bulb Quantity | 1 |
| Bulb Tip Length | 3.000 INCHES NOMINAL IN |
| Bulb Style | PLAIN BULB W/RIGID EXTENSION |
| 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 |
| Part Number | Manufacturer |
|---|---|
| R45FB-3-8-8-05-003 | Trend Instruments Inc (USA) |
| 76239541 | Wika Holding Lp (USA) |
| 2251M70P01 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 2251M70 | D/9 Drawing number reference only General Electric Company |
| R45FB-3-8-8-05-003 | 5/9 Secondary reference Wika Holding Lp |
| R45FB-3-8-8-05-003-00-WI | 5/9 Secondary reference Wika Holding Lp |
NSN 6685-01-486-8825 is a Thermometer,indicating,capillary, manufactured by General Electric Company, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-486-8825 has 3 manufacturer part numbers on file: R45FB-3-8-8-05-003 (Trend Instruments Inc), 76239541 (Wika Holding Lp), 2251M70P01 (General Electric Company).
Key specifications for 2251M70P01: Mounting Facility Type and Quantity: 1 FLUSH; Bulb Overall Length: 22.000 INCHES NOMINAL IN; Bulb Type: FLEXIBLE EXTENSION PLAIN; Active Portion Diameter: 0.375 INCHES NOMINAL IN. 18 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.