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Technical Data Sheet
PartsTable / COMPONENT / FF-B-171/05J18A2E
FF-B-171/05J18A2E ✓ 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-171/05J18A2E is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-144-8937, 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-171/05J18A2E
NSN: 3110-00-144-8937
FSC: 3110
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
Part NumberFF-B-171/05J18A2E
NSN3110-00-144-8937
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: FF-B-171/05J18A2E · 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
•
BORE DIAMETER: 90.0 MILLIMETERS NOMINAL MM
•
NONDEFINITIVE SPEC/STD DATA: 111 TYPE AND 1 CLASS AND 00 GRADE
•
MATERIAL: STEEL OVERALL
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
BORE SHAPE: STRAIGHT
•
OVERALL OUTSIDE DIAMETER: 190.0 MILLIMETERS NOMINAL MM
•
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER90.0 MILLIMETERS NOMINAL MM
NONDEFINITIVE SPEC/STD DATA111 TYPE AND 1 CLASS AND 00 GRADE
MATERIALSTEEL OVERALL
INTERNAL FIT-UP DESIGNATIONSTANDARD
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
BORE SHAPESTRAIGHT
OVERALL OUTSIDE DIAMETER190.0 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LOAD DIRECTIONRADIAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
SG4305PC43Interchangeable
interchangeable cross-reference
interchangeable
3306X3AInterchangeable
interchangeable cross-reference
interchangeable
69X613Interchangeable
interchangeable cross-reference
interchangeable
3318Interchangeable
interchangeable cross-reference
interchangeable
6318Interchangeable
interchangeable cross-reference
interchangeable
2500-6-174Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-B-171/05J18A2E?
FF-B-171/05J18A2E is a FF-B-171/05J18A2E.
What parts can replace FF-B-171/05J18A2E?
There are 26 known substitutes for FF-B-171/05J18A2E: SG4305PC43, 3306X3A, 69X613 and 23 more. Substitute compatibility should be verified for your specific system.
Is FF-B-171/05J18A2E still available?
FF-B-171/05J18A2E 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