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Technical Data Sheet
PartsTable / COMPONENT / FFB171/02J05A2E
FFB171/02J05A2E ✓ 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 FFB171/02J05A2E is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-277-0326, 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
FFB171/02J05A2E
NSN: 3110-00-277-0326
FSC: 3110
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
Part NumberFFB171/02J05A2E
NSN3110-00-277-0326
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: FFB171/02J05A2E · 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
•
OVERALL OUTSIDE DIAMETER: 42.00 MILLIMETERS NOMINAL MM
•
LOAD DIRECTION: RADIAL
•
SURFACE FINISH: GROUND
•
MATERIAL: STEEL INNER RING
•
BORE SHAPE: STRAIGHT
•
RETAINER FABRICATION METHOD: MACHINED
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER42.00 MILLIMETERS NOMINAL MM
LOAD DIRECTIONRADIAL
SURFACE FINISHGROUND
MATERIALSTEEL INNER RING
MATERIALALUMINUM ALLOY RETAINER
BORE SHAPESTRAIGHT
OVERALL WIDTH9.0 MILLIMETERS NOMINAL MM
RETAINER FABRICATION METHODMACHINED
STANDARD TOLERANCE DESIGNATIONABEC NO.1
INTERNAL FIT-UP DESIGNATIONSTANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
FFB171/02J02C6BInterchangeable
interchangeable cross-reference
interchangeable
FF-B-171/4Interchangeable
interchangeable cross-reference
interchangeable
77502Interchangeable
interchangeable cross-reference
interchangeable
A-A-59582Interchangeable
interchangeable cross-reference
interchangeable
A-A-59582-504JEBHInterchangeable
interchangeable cross-reference
interchangeable
177709-63Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FFB171/02J05A2E?
FFB171/02J05A2E is a FFB171/02J05A2E.
What parts can replace FFB171/02J05A2E?
There are 30 known substitutes for FFB171/02J05A2E: FFB171/02J02C6B, FF-B-171/4, 77502 and 27 more. Substitute compatibility should be verified for your specific system.
Is FFB171/02J05A2E still available?
FFB171/02J05A2E 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