The Thermometer,indicating,capillary, cataloged under National Stock Number 6685-01-678-7668, 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 Weksler Glass Thermometer Corp. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-678-7668 |
| Primary Part Number | 41G-SY-00-FA-40-Y |
| Item Name | Thermometer,indicating,capillary |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Weksler Glass Thermometer Corp |
| Status | ACTIVE |
| Flexible Tube Length | 480.0 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 1 FLUSH |
| Bulb Overall Length | 1.5 INCHES NOMINAL IN |
| Bulb Connection Type | UNION |
| Dial Diameter | 4.5 INCHES NOMINAL IN |
| Style Designator | PLAIN RIGID |
| Actuating Medium | GAS |
| Specification/standard Data | 96906-MIL T-19646 GOVERNMENT STANDARD |
| Scale Type | DIAL |
| Scale Measurement Range | -40.0 TO 150.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Bulb Quantity | 1 |
| External Thread Size | 3/4 INCH IN |
| Bulb Tip Length | 1.5 INCHES NOMINAL IN |
| Bulb Style | PLAIN BULB |
| Material | STEEL CORROSION RESISTING BULB |
| Material | STEEL CORROSION RESISTING CAPILLARY TUBE |
| 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 |
|---|---|
| 41G-SY-00-FA-40-Y PRIMARY | Weksler Glass Thermometer Corp (USA) |
NSN 6685-01-678-7668 is a Thermometer,indicating,capillary, manufactured by Weksler Glass Thermometer Corp, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-678-7668 has 1 manufacturer part number on file: 41G-SY-00-FA-40-Y (Weksler Glass Thermometer Corp).
Key specifications for 41G-SY-00-FA-40-Y: Flexible Tube Length: 480.0 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 1 FLUSH; Bulb Overall Length: 1.5 INCHES NOMINAL IN; Bulb Connection Type: UNION. 16 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.