The Thermometer,indicating,capillary, cataloged under National Stock Number 6685-01-052-1435, 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 Ashcroft Inc Dba Heise. Government technical data includes 22 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 | 6685-01-052-1435 |
| Primary Part Number | 45-T8478K-51E-000-0150-20/240F |
| Item Name | Thermometer,indicating,capillary |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Ashcroft Inc Dba Heise |
| Status | ACTIVE |
| Flexible Tube Length | 180.000 INCHES NOMINAL IN |
| Bulb Type | FLEXIBLE CAPILLARY |
| Active Portion Diameter | 0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN |
| Scale Smallest Increment | 1.0 DEG FAHRENHEIT |
| Bulb Connection Type | UNION |
| Dial Diameter | 4.500 INCHES NOMINAL IN |
| Indicator Connection Method | RIGID STEM |
| Style Designator | BULB W/O SOCKET |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE BULB |
| Case Diameter | 5.750 INCHES NOMINAL IN |
| Actuating Medium | GAS |
| Pointer/pen Type and Quantity | 1 INDICATING SINGLE |
| Active Portion Length | 3.000 INCHES MAXIMUM IN |
| Features Provided | ZERO ADJUSTMENT |
| Scale Type | DIAL |
| Case Type | SHOCK PROOF |
| Scale Measurement Range | +20.000 TO 240.000 DEG FAHRENHEIT |
| Bulb Quantity | 1 |
| Bulb Tip Length | 3.000 INCHES NOMINAL IN |
| Bulb Style | PLAIN BULB W/BENDABLE EXTENSION |
| Material | ALUMINUM METER CASE |
| Material | STEEL COMP 316 BULB |
| 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 |
|---|---|
| 45-T8478K-51E-000-0150-20/240F PRIMARY | Ashcroft Inc Dba Heise (USA) |
NSN 6685-01-052-1435 is a Thermometer,indicating,capillary, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-052-1435 has 1 manufacturer part number on file: 45-T8478K-51E-000-0150-20/240F (Ashcroft Inc Dba Heise).
Key specifications for 45-T8478K-51E-000-0150-20/240F: Flexible Tube Length: 180.000 INCHES NOMINAL IN; Bulb Type: FLEXIBLE CAPILLARY; Active Portion Diameter: 0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN; Scale Smallest Increment: 1.0 DEG FAHRENHEIT. 22 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.