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Technical Data Sheet
PartsTable / COMPONENT / FF-B-171/10J09A2B
FF-B-171/10J09A2B ✓ 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 FF-B-171/10J09A2B is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-227-4110, 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
FF-B-171/10J09A2B
NSN: 3110-00-227-4110
FSC: 3110
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
Part NumberFF-B-171/10J09A2B
NSN3110-00-227-4110
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: FF-B-171/10J09A2B · 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
•
SEAL QUANTITY: 2
•
LUBRICATION MATERIAL: GREASE
•
SURFACE FINISH: GROUND
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
BEARING SEAL TYPE: CONTACT
•
RETAINER FABRICATION METHOD: PRESSED
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESW/O GREASE PLUG
SEAL QUANTITY2
LUBRICATION MATERIALGREASE
SURFACE FINISHGROUND
STANDARD TOLERANCE DESIGNATIONABEC NO.1
INTERNAL FIT-UP DESIGNATIONSTANDARD
BEARING SEAL TYPECONTACT
RETAINER FABRICATION METHODPRESSED
LOAD DIRECTIONRADIAL
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 36
405850-53LInterchangeable
interchangeable cross-reference
interchangeable
3110PL0798150Interchangeable
interchangeable cross-reference
interchangeable
25BC33XX3MInterchangeable
interchangeable cross-reference
interchangeable
405850-76BInterchangeable
interchangeable cross-reference
interchangeable
405850-53MInterchangeable
interchangeable cross-reference
interchangeable
30BC33XSS3MInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-B-171/10J09A2B?
FF-B-171/10J09A2B is a FF-B-171/10J09A2B.
What parts can replace FF-B-171/10J09A2B?
There are 36 known substitutes for FF-B-171/10J09A2B: 405850-53L, 3110PL0798150, 25BC33XX3M and 33 more. Substitute compatibility should be verified for your specific system.
Is FF-B-171/10J09A2B still available?
FF-B-171/10J09A2B 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