The Thermometer,indicating,capillary, cataloged under National Stock Number 6685-00-042-8464, 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 Testek Llc Dba Testek Solutions. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-042-8464 |
| Primary Part Number | Q4600-55 |
| Item Name | Thermometer,indicating,capillary |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Testek Llc Dba Testek Solutions |
| Status | ACTIVE |
| Flexible Tube Length | 72.000 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 1 FLUSH AND 3 HOLE |
| Bulb Overall Length | 4.250 INCHES NOMINAL IN |
| Bulb Type | FLEXIBLE CAPILLARY |
| Active Portion Diameter | 0.625 INCHES NOMINAL IN |
| Scale Inscription/background Color | BLACK ON WHITE BACKGROUND |
| Scale Smallest Increment | 2.0 DEG FAHRENHEIT |
| Scale Accuracy Rating | PORM 2 PCT |
| Dial Diameter | 4.500 INCHES NOMINAL IN |
| Indicator Connection Method | FLEXIBLE TUBE |
| Unthreaded Mounting Hole Diameter | 0.196 INCHES NOMINAL IN |
| Case Diameter | 6.313 INCHES NOMINAL IN |
| Pointer/pen Type and Quantity | 1 INDICATING SINGLE |
| Active Portion Length | 3.750 INCHES NOMINAL IN |
| Features Provided | ZERO ADJUSTMENT |
| Scale Type | CONCENTRIC DIAL |
| Case Type | VAPORPROOF |
| Mounting Bolt Circle Diameter | 5.687 INCHES NOMINAL IN |
| Bulb Quantity | 1 |
| Material | STEEL 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 |
|---|---|
| Q4600-55 PRIMARY | Testek Llc Dba Testek Solutions (USA) |
| Reference | Meaning |
|---|---|
| Q4600-55 | 5/9 Secondary reference Aai Corporation Div Mississippi Operations |
NSN 6685-00-042-8464 is a Thermometer,indicating,capillary, manufactured by Testek Llc Dba Testek Solutions, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-00-042-8464 has 1 manufacturer part number on file: Q4600-55 (Testek Llc Dba Testek Solutions).
Key specifications for Q4600-55: Flexible Tube Length: 72.000 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 1 FLUSH AND 3 HOLE; Bulb Overall Length: 4.250 INCHES NOMINAL IN; Bulb Type: FLEXIBLE CAPILLARY. 20 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.