PartsTable
Technical Data Sheet
Download PDF

6B4457 — COUPLING,SHAFT,RIGID

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

6B4457: COUPLING,SHAFT,RIGID.

The COUPLING,SHAFT,RIGID is a the manufacturer industrial component. Key specifications include bore_shape: SPLINED BOTH ENDS, spline_type: STRAIGHT FIRST END, body_material: STEEL, hole_diameter: 0.2660 INCHES NOMINAL IN, spline_length: 1.750 INCHES NOMINAL FIRST END IN, overall_length: 1.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3010-00-423-9785, 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
6B4457
NSN: 3010-00-423-9785
FSC: 3010 — Torque Converters and Speed Changers
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
bore_shapeSPLINED BOTH ENDS
spline_typeSTRAIGHT FIRST END
body_materialSTEEL
hole_diameter0.2660 INCHES NOMINAL IN
spline_length1.750 INCHES NOMINAL FIRST END IN
overall_length1.750 INCHES NOMINAL IN
spline_quantity6 FIRST END
overall_diameter1.125 INCHES NOMINAL IN
style_designatorPLAIN SLEEVE
spline_major_diameter0.7700 INCHES MINIMUM AND 0.7730 INCHES MAXIMUM BOTH ENDS IN
spline_minor_diameter0.6360 INCHES MINIMUM AND 0.6380 INCHES MAXIMUM BOTH ENDS IN
end_item_identificationENGINE, DIESEL
NSN3010-00-423-9785
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLING,SHAFT,RIGID TITLE COMPONENT PN 6B4457 MFR COUPLING,SHAFT,RIGID
KEY FEATURES
•
SPLINE MINOR DIAMETER: 0.6360 INCHES MINIMUM AND 0.6380 INCHES MAXIMUM BOTH ENDS IN
•
SPLINE TYPE: STRAIGHT FIRST END
•
OVERALL DIAMETER: 1.125 INCHES NOMINAL IN
•
SPLINE LENGTH: 1.750 INCHES NOMINAL FIRST END IN
•
STYLE DESIGNATOR: PLAIN SLEEVE
•
SPLINE MAJOR DIAMETER: 0.7700 INCHES MINIMUM AND 0.7730 INCHES MAXIMUM BOTH ENDS IN
•
BORE SHAPE: SPLINED BOTH ENDS
TECHNICAL CHARACTERISTICS
SPLINE MINOR DIAMETER0.6360 INCHES MINIMUM AND 0.6380 INCHES MAXIMUM BOTH ENDS IN
SPLINE TYPESTRAIGHT FIRST END
OVERALL DIAMETER1.125 INCHES NOMINAL IN
SPLINE LENGTH1.750 INCHES NOMINAL FIRST END IN
STYLE DESIGNATORPLAIN SLEEVE
OVERALL LENGTH1.750 INCHES NOMINAL IN
SPLINE MAJOR DIAMETER0.7700 INCHES MINIMUM AND 0.7730 INCHES MAXIMUM BOTH ENDS IN
BORE SHAPESPLINED BOTH ENDS
SPLINE QUANTITY6 FIRST END
BODY MATERIALSTEEL
OTHER ITEMS IN FSC 3010 — Torque Converters and Speed Changers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3010-00-010-0577 3010-00-267-4959 3010-00-356-3346 3010-00-395-0188
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 6B4457?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 6B4457?
6B4457 is a COUPLING,SHAFT,RIGID.
What is the NSN for 6B4457?
6B4457 is cataloged in the U.S. Government catalog under NSN 3010-00-423-9785. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 6B4457

✓ 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.