Thermometer, Self-Indicating6685-00-413-6669

NSN 6685-00-413-6669 · NIIN 004136669

FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment

Government record, cited

Also searched as 6685-00-413-6669 · 6685004136669 · NIIN 004136669 · 00-413-6669 · FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments

Nearby stock numbers ← 6685-00-413-6666 · 6685-00-413-6670 Gage, Compound Pressure-Vacuum, Di →

Features

Thermometer,self-Indicating — FSC 6685
Design Type: FLUCTUATING
Scale Inscription/background Color: BLACK MARKING ON WHITE BACKGROUND
Actuating Medium: MERCURY
Securing Device Type: RING
Scale Type: ETCHED STEM

Identification

NSN: 6685-00-413-6669
NIIN: 004136669
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
FSG: 66 — Instruments and Laboratory Equipment

General Description

The Thermometer,self-Indicating, cataloged under National Stock Number 6685-00-413-6669, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	6685-00-413-6669
Item Name	Thermometer,self-Indicating
FSC / FSG	6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Status	ACTIVE
Design Type	FLUCTUATING
Scale Inscription/background Color	BLACK MARKING ON WHITE BACKGROUND
Actuating Medium	MERCURY
Securing Device Type	RING
Scale Type	ETCHED STEM

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
S81135	3/9 Design control — primary reference Sargent-Welch Scientific Co

No interchangeability data on file.

Other items in FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

6685-00-001-1475

6685-00-001-1475 · Item name not on file

6685-00-001-1503

CONTROL,TOTALIZER

6685-00-001-1643

6685-00-001-1643 · Item name not on file

6685-00-001-1711

GAGE,PRESSURE,DIAL INDICATING

6685-00-001-2099

6685-00-001-2099 · Item name not on file

6685-00-001-2100

6685-00-001-2100 · Item name not on file

6685-00-001-2101

6685-00-001-2101 · Item name not on file

6685-00-001-2102

6685-00-001-2102 · Item name not on file

Frequently Asked Questions

What is NSN 6685-00-413-6669?

NSN 6685-00-413-6669 is a Thermometer,self-Indicating, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.

What are the specifications of 6685-00-413-6669?

Key specifications for 6685-00-413-6669: Design Type: FLUCTUATING; Scale Inscription/background Color: BLACK MARKING ON WHITE BACKGROUND; Overall Length: 550.0 MILLIMETERS NOMINAL MM; Actuating Medium: MERCURY. 5 specifications are documented in the U.S. Government catalog.

Is NSN 6685-00-413-6669 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

PartsTable Design LLC · partstable.com