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Technical Data Sheet
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M 6490-20 — M 6490-20

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

M 6490-20: M 6490-20.

The M 6490-20 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6680-01-019-3349, 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
M 6490-20
NSN: 6680-01-019-3349
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
CAGE: 09393 — ROCHESTER SENSORS, LLC (USA)
SPECIFICATIONS
Part NumberM 6490-20
NSN6680-01-019-3349
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available M 6490-20 TITLE COMPONENT PN M 6490-20 MFR M 6490-20
KEY FEATURES
•
MOUNTING HOLE QUANTITY: 4
•
INDICATOR TYPE: DIAL
•
OVERALL DIAMETER: 5.250 INCHES NOMINAL IN
•
MOUNTING METHOD: FLANGE
•
FLOAT PROTECTIVE CASE: NOT PROVIDED
•
MOUNTING HOLE DIAMETER: 0.344 INCHES IN
•
OIL SEAL: NOT PROVIDED
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY4
INDICATOR TYPEDIAL
OVERALL DIAMETER5.250 INCHES NOMINAL IN
MOUNTING METHODFLANGE
FLOAT PROTECTIVE CASENOT PROVIDED
MOUNTING HOLE DIAMETER0.344 INCHES IN
OVERALL LENGTH31.688 INCHES NOMINAL IN
OIL SEALNOT PROVIDED
FLOAT GUIDE WIRENOT PROVIDED
END ITEM IDENTIFICATIONROCHESTER GAUGES INC FRESH WATER DRAIN TANK
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

No substitute or cross-reference records for this part.

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 M 6490-20?
M 6490-20 is a M 6490-20.
What is the NSN for M 6490-20?
M 6490-20 is cataloged in the U.S. Government catalog under NSN 6680-01-019-3349. This indicates validated use in U.S. government and defense supply chains.
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