PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6172Thermometer,self-Indicating

Taylor Instrument Western Regional Office a Div of Combustion Engineering · NSN 6685-00-221-4672 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-221-4672 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-221-4672. Primary manufacturer part number: 6172.
Features
  • Thermometer,self-Indicating — FSC 6685
  • Scale Adjustment Variation: ADJUSTABLE OVER ENTIRE RANGE
  • Immersion Length: 76.0 MILLIMETERS NOMINAL MM
  • Scale Measurement Range: -20.000 TO 110.000 DEG CELSIUS
  • Scale Type: ETCHED STEM
  • Scale Accuracy Rating: PLUS OR MINUS 1 DEG C DEGC
  • Actuating Medium: MERCURY
  • Design Type: FLUCTUATING
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Thermometer,self-Indicating, cataloged under National Stock Number 6685-00-221-4672, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Taylor Instrument Western Regional Office a Div of Combustion Engineering. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-221-4672
Primary Part Number6172
Item NameThermometer,self-Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerTaylor Instrument Western Regional Office a Div of Combustion Engineering
StatusACTIVE
Scale Adjustment VariationADJUSTABLE OVER ENTIRE RANGE
Immersion Length76.0 MILLIMETERS NOMINAL MM
Scale Measurement Range-20.000 TO 110.000 DEG CELSIUS
Scale TypeETCHED STEM
Scale Accuracy RatingPLUS OR MINUS 1 DEG C DEGC
Actuating MediumMERCURY
Design TypeFLUCTUATING
Securing Device TypeRING
Scale Smallest Increment1.0 DEG CELSIUS
Scale Inscription/background ColorBLACK MARKING ON WHITE BACKGROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5120-00-199-7771 INTERCHANGEABLE
Socket,socket Wrench
5940-00-212-4982 INTERCHANGEABLE
Terminal Board
6930-00-397-2675617-2 INTERCHANGEABLE
Drum Assy
Instruments and Flight Research, Inc.
3020-00-587-24816172 INTERCHANGEABLE
Link,roller Chain
Highway Equipment Company Inc
5905-00-933-6978RS2BX000B100R0F INTERCHANGEABLE
Resistor,fixed,wire Wound
Vishay Dale Electronics, Llc Div Vishay Americas
4730-00-989-1843342C604H03 INTERCHANGEABLE
Cap,tube
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4010-01-015-3307NAS1201B10A30A INTERCHANGEABLE
Chain Assembly,single Leg
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5120-01-335-9091 INTERCHANGEABLE
Socket,socket Wrench
2530-01-384-15716172 INTERCHANGEABLE
Cup Outer
Pdi Ground Support Systems, Inc.
1310-01-503-91776172 INTERCHANGEABLE
Cartridge,40 Millimeter Canister
Defense Technology, Llc
Cross-Reference Index
Part NumberManufacturer
6172 Taylor Instrument Western Regional Office a Div of Combustion Engineering (USA)
Related Parts
5120-00-199-7771INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5940-00-212-4982INTERCHANGEABLE
TERMINAL BOARD
6930-00-397-2675INTERCHANGEABLE
DRUM ASSY
617-2
3020-00-587-2481INTERCHANGEABLE
LINK,ROLLER CHAIN
6172
5905-00-933-6978INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
RS2BX000B100R0F
4730-00-989-1843INTERCHANGEABLE
CAP,TUBE
342C604H03
4010-01-015-3307INTERCHANGEABLE
CHAIN ASSEMBLY,SINGLE LEG
NAS1201B10A30A
5120-01-335-9091INTERCHANGEABLE
SOCKET,SOCKET WRENCH
2530-01-384-1571INTERCHANGEABLE
CUP OUTER
6172
1310-01-503-9177INTERCHANGEABLE
CARTRIDGE,40 MILLIMETER CANISTER
6172
1680-01-624-2033INTERCHANGEABLE
BOX,TOOLS STOWAGE,AIRCRAFT
6172

Frequently Asked Questions

What is NSN 6685-00-221-4672?

NSN 6685-00-221-4672 is a Thermometer,self-Indicating, manufactured by Taylor Instrument Western Regional Office a Div of Combustion Engineering, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-221-4672?

NSN 6685-00-221-4672 has 1 cross-referenced part number: 6172 (Taylor Instrument Western Regional Office a Div of Combustion Engineering).

What NSN replaces 6685-00-221-4672?

There are 11 known substitutes for 6685-00-221-4672: 5120-00-199-7771, 5940-00-212-4982, 6930-00-397-2675 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6172?

Key specifications for 6172: Scale Adjustment Variation: ADJUSTABLE OVER ENTIRE RANGE; Immersion Length: 76.0 MILLIMETERS NOMINAL MM; Scale Measurement Range: -20.000 TO 110.000 DEG CELSIUS; Scale Type: ETCHED STEM. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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