The Thermometer,self-Indicating, cataloged under National Stock Number 6685-00-616-7900, 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 Thermo Instruments Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6685-00-616-7900 |
| Primary Part Number | BX310 |
| Item Name | Thermometer,self-Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Thermo Instruments Inc |
| Status | ACTIVE |
| Design Type | FLUCTUATINGFLUCTUATING |
| Overall Diameter | 0.562 INCHES NOMINAL0.562 INCHES NOMINAL IN |
| Scale Smallest Increment | 1.0 DEG FAHRENHEIT1.0 DEG FAHRENHEIT |
| Scale Accuracy Rating | 1 DEG F1 DEG F |
| Scale Type | ETCHED STEMETCHED STEM |
| Scale Measurement Range | +30.000 TO 100.000 DEG FAHRENHEIT+30.000 TO 100.000 DEG FAHRENHEIT |
| Material | GLASS OVERALL |
| 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 |
|---|---|
| BX310 PRIMARY | Thermo Instruments Inc (USA) |
| Reference | Meaning |
|---|---|
| MIL-T-0036527 | 4/1 Identification reference U.S. Government activity |
NSN 6685-00-616-7900 is a Thermometer,self-Indicating, manufactured by Thermo Instruments Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-00-616-7900 has 1 manufacturer part number on file: BX310 (Thermo Instruments Inc).
Key specifications for BX310: Design Type: FLUCTUATINGFLUCTUATING; Overall Diameter: 0.562 INCHES NOMINAL0.562 INCHES NOMINAL IN; Scale Smallest Increment: 1.0 DEG FAHRENHEIT1.0 DEG FAHRENHEIT; Scale Accuracy Rating: 1 DEG F1 DEG F. 7 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.