PartsTable
Technical Data Sheet
PartsTable / COMPONENT / FFB171/03J11C2B
FFB171/03J11C2B ✓ 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 FFB171/03J11C2B 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 3110-00-186-5015, 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
FFB171/03J11C2B
NSN: 3110-00-186-5015
FSC: 3110
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
Part NumberFFB171/03J11C2B
NSN3110-00-186-5015
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: FFB171/03J11C2B · 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 DOCUMENT AND CLASSIFICATION: DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
•
NONDEFINITIVE SPEC/STD DATA: 111 TYPE AND 3 CLASS AND 00 GRADE
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
BORE SHAPE: STRAIGHT
•
SHIELD QUANTITY: 2
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
LUBRICATION MATERIAL: GREASE
TECHNICAL CHARACTERISTICS (FLIS)
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
NONDEFINITIVE SPEC/STD DATA111 TYPE AND 3 CLASS AND 00 GRADE
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE SHAPESTRAIGHT
SHIELD QUANTITY2
INTERNAL FIT-UP DESIGNATIONSTANDARD
LUBRICATION MATERIALGREASE
STANDARD TOLERANCE DESIGNATIONABEC NO.1
SURFACE FINISHGROUND
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
FF-B-171/03J12D2EInterchangeable
interchangeable cross-reference
interchangeable
93L12Interchangeable
interchangeable cross-reference
interchangeable
104KSFFInterchangeable
interchangeable cross-reference
interchangeable
2010-411 ITEM 34SSInterchangeable
interchangeable cross-reference
interchangeable
A-A-59583Interchangeable
interchangeable cross-reference
interchangeable
773L12Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FFB171/03J11C2B?
FFB171/03J11C2B is a FFB171/03J11C2B.
What parts can replace FFB171/03J11C2B?
There are 29 known substitutes for FFB171/03J11C2B: FF-B-171/03J12D2E, 93L12, 104KSFF and 26 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FFB171/03J11C2B?
FFB171/03J11C2B is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-186-5015. 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