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Technical Data Sheet
PartsTable / COMPONENT / 5B9419
5B9419 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The BALL,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, special_features: COPPER FLASHED, style_designator: BALL, rolling_element_diameter: 0.5000 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-278-7251, 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
5B9419
NSN: 3110-00-278-7251
FSC: 3110
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
special_featuresCOPPER FLASHED
style_designatorBALL
rolling_element_diameter0.5000 INCHES NOMINAL IN
NSN3110-00-278-7251
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 5B9419 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
ROLLING ELEMENT DIAMETER: 0.5000 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: BALL
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESCOPPER FLASHED
ROLLING ELEMENT DIAMETER0.5000 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORBALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
83-88Interchangeable
interchangeable cross-reference
interchangeable
AW758Interchangeable
interchangeable cross-reference
interchangeable
W758Interchangeable
interchangeable cross-reference
interchangeable
PC325Interchangeable
interchangeable cross-reference
interchangeable
7657-6-7Interchangeable
interchangeable cross-reference
interchangeable
7657-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5B9419?
5B9419 is a BALL,BEARING.
What parts can replace 5B9419?
There are 10 known substitutes for 5B9419: 83-88, AW758, W758 and 7 more. Substitute compatibility should be verified for your specific system.
Is 5B9419 still available?
5B9419 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026