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Technical Data Sheet
PartsTable / COMPONENT / FFB171/0402N2B
FFB171/0402N2B ✓ 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 FFB171/0402N2B is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-107-9887, 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
FFB171/0402N2B
NSN: 3110-00-107-9887
FSC: 3110
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
Part NumberFFB171/0402N2B
NSN3110-00-107-9887
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: FFB171/0402N2B · 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
•
LUBRICATION MATERIAL: GREASE
•
MATERIAL: STEEL INNER RING
•
BORE SHAPE: STRAIGHT
•
SURFACE FINISH: GROUND
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
TECHNICAL CHARACTERISTICS (FLIS)
LUBRICATION MATERIALGREASE
MATERIALSTEEL INNER RING
BORE SHAPESTRAIGHT
SURFACE FINISHGROUND
STANDARD TOLERANCE DESIGNATIONABEC NO.1
MATERIALSTEEL BALL
MATERIALRUBBER SYNTHETIC SEAL
MATERIALSTEEL RETAINER
LOAD DIRECTIONRADIAL
FEATURES PROVIDEDSNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
499502X1292EInterchangeable
interchangeable cross-reference
interchangeable
Z499502Interchangeable
interchangeable cross-reference
interchangeable
X499502Interchangeable
interchangeable cross-reference
interchangeable
499502X1CInterchangeable
Same NIIN cross-reference
interchangeable
499502Interchangeable
Same NIIN cross-reference
interchangeable
A-A-59584Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FFB171/0402N2B?
FFB171/0402N2B is a FFB171/0402N2B.
What parts can replace FFB171/0402N2B?
There are 9 known substitutes for FFB171/0402N2B: 499502X1292E, Z499502, X499502 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FFB171/0402N2B?
FFB171/0402N2B is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-107-9887. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026