The Thermowell, cataloged under National Stock Number 6685-01-155-6012, 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 Bristol, Inc. Dba Remote Automation Solutions Div Remote Automation Solutions. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6685-01-155-6012 |
| Primary Part Number | 307200027 |
| Item Name | Thermowell |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Bristol, Inc. Dba Remote Automation Solutions Div Remote Automation Solutions |
| Status | ACTIVE |
| Style Designator | THREADED STRAIGHT SHANK |
| Material Document and Classification | AISI 316 ASSN STD 1ST MATERIAL RESPONSE |
| Bulb Tip Outside Diameter | 0.375 INCHES NOMINAL IN |
| External Thread Size | 1/2 IN. NPT IN |
| Bulb Tip Length | 4.500 INCHES NOMINAL IN |
| Material | STEEL COMP 316 |
| 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 |
|---|---|
| 307200027 PRIMARY | Bristol, Inc. Dba Remote Automation Solutions Div Remote Automation Solutions (USA) |
| Reference | Meaning |
|---|---|
| 307200027 | 5/9 Secondary reference Bristol Babcock Inc Instruments-Systems Div Sub of Babcock Intl Inc |
NSN 6685-01-155-6012 is a Thermowell, manufactured by Bristol, Inc. Dba Remote Automation Solutions Div Remote Automation Solutions, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-155-6012 has 1 manufacturer part number on file: 307200027 (Bristol, Inc. Dba Remote Automation Solutions Div Remote Automation Solutions).
Key specifications for 307200027: Style Designator: THREADED STRAIGHT SHANK; Material Document and Classification: AISI 316 ASSN STD 1ST MATERIAL RESPONSE; Bulb Tip Outside Diameter: 0.375 INCHES NOMINAL IN; External Thread Size: 1/2 IN. NPT IN. 6 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.