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6406K61 — INSERT,FLEXIBLE COUPLING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

6406K61: INSERT,FLEXIBLE COUPLING.

The INSERT,FLEXIBLE COUPLING is a the manufacturer industrial component. Key specifications include special_features: MATL-LEATHER, style_designator: MULTIPLE HOLES, ROUND BORE, overall_outside_diameter: 2.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3010-01-261-5102, 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
6406K61
NSN: 3010-01-261-5102
FSC: 3010 — Torque Converters and Speed Changers
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
special_featuresMATL-LEATHER
style_designatorMULTIPLE HOLES, ROUND BORE
overall_outside_diameter2.125 INCHES NOMINAL IN
NSN3010-01-261-5102
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSERT,FLEXIBLE COUPLING TITLE COMPONENT PN 6406K61 MFR INSERT,FLEXIBLE COUPLI
KEY FEATURES
•
STYLE DESIGNATOR: MULTIPLE HOLES, ROUND BORE
•
OVERALL OUTSIDE DIAMETER: 2.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORMULTIPLE HOLES, ROUND BORE
OVERALL OUTSIDE DIAMETER2.125 INCHES NOMINAL IN
SPECIAL FEATURESMATL-LEATHER
OTHER ITEMS IN FSC 3010 — Torque Converters and Speed Changers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3010-00-001-0013 3010-00-001-0067 3010-00-001-0069 3010-00-001-0095 3010-00-001-1239 3010-00-001-1689 3010-00-001-2168 3010-00-001-2173
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 6406K61?
6406K61 is a INSERT,FLEXIBLE COUPLING.
What is the NSN for 6406K61?
6406K61 is cataloged in the U.S. Government catalog under NSN 3010-01-261-5102. 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.