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Technical Data Sheet
PartsTable / COMPONENT / FF-B-171/04J17C2B
FF-B-171/04J17C2B ✓ 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-171/04J17C2B 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 3110-00-155-6335, 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-171/04J17C2B
NSN: 3110-00-155-6335
FSC: 3110
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
Part NumberFF-B-171/04J17C2B
NSN3110-00-155-6335
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: FF-B-171/04J17C2B · 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
•
LOAD DIRECTION: RADIAL
•
NONDEFINITIVE SPEC/STD DATA: 111 TYPE AND 3 CLASS AND 00 GRADE
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
MATERIAL: STEEL OVERALL
•
SHIELD QUANTITY: 2
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
RETAINER FABRICATION METHOD: PRESSED
TECHNICAL CHARACTERISTICS (FLIS)
LUBRICATION MATERIALGREASE
LOAD DIRECTIONRADIAL
NONDEFINITIVE SPEC/STD DATA111 TYPE AND 3 CLASS AND 00 GRADE
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OVERALL
SHIELD QUANTITY2
STANDARD TOLERANCE DESIGNATIONABEC NO.1
RETAINER FABRICATION METHODPRESSED
INTERNAL FIT-UP DESIGNATIONSTANDARD
STANDARD TOLERANCE DESIGNATIONABEC NO.1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
77517Interchangeable
interchangeable cross-reference
interchangeable
RLA3T2Interchangeable
interchangeable cross-reference
interchangeable
ALK3-23Interchangeable
interchangeable cross-reference
interchangeable
VS7492Interchangeable
interchangeable cross-reference
interchangeable
D-77517Interchangeable
interchangeable cross-reference
interchangeable
508-9-21878Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-B-171/04J17C2B?
FF-B-171/04J17C2B is a FF-B-171/04J17C2B.
What parts can replace FF-B-171/04J17C2B?
There are 17 known substitutes for FF-B-171/04J17C2B: 77517, RLA3T2, ALK3-23 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FF-B-171/04J17C2B?
FF-B-171/04J17C2B is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6335. 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