PartsTable
Technical Data Sheet
PartsTable / COMPONENT / FFB187/01-288
FFB187/01-288 ✓ 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 FFB187/01-288 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 3110-00-100-4184, 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
FFB187/01-288
NSN: 3110-00-100-4184
FSC: 3110
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
Part NumberFFB187/01-288
NSN3110-00-100-4184
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: FFB187/01-288 · 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: 4.0000 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 4320 OR STEEL COMP 4620 OR STEEL COMP 8620 OR STEEL COMP E52100 CUP
•
CONE CORNER RADIUS: 0.1400 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.3125 INCHES NOMINAL IN
•
CONE WIDTH: 1.4200 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH1.3750 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER4.0000 INCHES NOMINAL IN
MATERIALSTEEL COMP 4320 OR STEEL COMP 4620 OR STEEL COMP 8620 OR STEEL COMP E52100 CUP
CONE CORNER RADIUS0.1400 INCHES NOMINAL IN
MATERIALSTEEL COMP 4320 OR STEEL COMP 4620 OR STEEL COMP 8620 OR STEEL COMP E52100 ROLLER
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
STANDOUT WIDTH0.3125 INCHES NOMINAL IN
CONE WIDTH1.4200 INCHES NOMINAL IN
CUP WIDTH1.0625 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
667279Interchangeable
interchangeable cross-reference
interchangeable
2213 4524-002Interchangeable
interchangeable cross-reference
interchangeable
527722Interchangeable
interchangeable cross-reference
interchangeable
7559-101-15Interchangeable
interchangeable cross-reference
interchangeable
L100-1Interchangeable
interchangeable cross-reference
interchangeable
L100-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FFB187/01-288?
FFB187/01-288 is a FFB187/01-288.
What parts can replace FFB187/01-288?
There are 20 known substitutes for FFB187/01-288: 667279, 2213 4524-002, 527722 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FFB187/01-288?
FFB187/01-288 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-4184. 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