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4206K25 — INDICATOR,SIGHT,LIQUID

✓ Government record, cited
MCMASTER-CARR SUPPLY CO · COMPONENT
PRODUCT OVERVIEW

4206K25: INDICATOR,SIGHT,LIQUID.

The INDICATOR,SIGHT,LIQUID is a MCMASTER-CARR SUPPLY CO industrial component. Key specifications include MATERIAL: COPPER ALLOY, FURNISHED DATA: LIQUID FLOW, OVERALL HEIGHT: 2.375 INCHES NOMINAL IN, OVERALL LENGTH: 4.000 INCHES NOMINAL IN, SPECIAL FEATURES: MAXIMUM OPERATING PRESSURE 125 PSIG, STYLE DESIGNATOR: DOUBLE PORT. This part is cataloged in the U.S.

Government catalog under NSN 6680-01-238-9268, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
4206K25
NSN: 6680-01-238-9268
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
MATERIALCOPPER ALLOY
FURNISHED DATALIQUID FLOW
OVERALL HEIGHT2.375 INCHES NOMINAL IN
OVERALL LENGTH4.000 INCHES NOMINAL IN
SPECIAL FEATURESMAXIMUM OPERATING PRESSURE 125 PSIG
STYLE DESIGNATORDOUBLE PORT
THREAD DIRECTIONUNABLE TO DECODE
END CONNECTION TYPEUNABLE TO DECODE
MAXIMUM TEMP RATING200.0 FAHRENHEIT DEGF
NOMINAL THREAD SIZEUNABLE TO DECODE
DATA FURNISHING METHODCLEAR WINDOW
MEDIA FOR WHICH DESIGNEDANY ACCEPTABLE
NSN6680-01-238-9268
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: MCMASTER-CARR SUPPLY CO INDICATOR,SIGHT,LIQUID TITLE COMPONENT PN 4206K25 MFR MCMASTER-CARR SUPPLY CO INDICATOR,SIGHT,LIQUID
KEY FEATURES
•
FURNISHED DATA: LIQUID FLOW
•
NOMINAL PIPE SIZE FOR WHICH DESIGNED: UNABLE TO DECODE
•
DATA FURNISHING METHOD: CLEAR WINDOW
•
END CONNECTION TYPE: UNABLE TO DECODE
•
STYLE DESIGNATOR: DOUBLE PORT
•
THREAD DIRECTION: UNABLE TO DECODE
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.375 INCHES NOMINAL IN
FURNISHED DATALIQUID FLOW
NOMINAL PIPE SIZE FOR WHICH DESIGNEDUNABLE TO DECODE
DATA FURNISHING METHODCLEAR WINDOW
END CONNECTION TYPEUNABLE TO DECODE
STYLE DESIGNATORDOUBLE PORT
OVERALL LENGTH4.000 INCHES NOMINAL IN
THREAD DIRECTIONUNABLE TO DECODE
NOMINAL THREAD SIZEUNABLE TO DECODE
MAXIMUM TEMP RATING200.0 FAHRENHEIT DEGF
OTHER ITEMS IN FSC 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6680-00-000-0189 6680-00-001-1478 6680-00-001-1502 6680-00-001-1506 6680-00-001-1511 6680-00-001-3672 6680-00-001-3675 6680-00-001-4170
SUBSTITUTES & CROSS-REFERENCES 1
4206K32Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4206K25?
4206K25 is a INDICATOR,SIGHT,LIQUID manufactured by MCMASTER-CARR SUPPLY CO.
What parts can replace 4206K25?
There is 1 known substitute for 4206K25: 4206K32. Substitute compatibility should be verified for your specific system.
What is the NSN for 4206K25?
4206K25 is cataloged in the U.S. Government catalog under NSN 6680-01-238-9268. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.