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Technical Data Sheet
PartsTable / COMPONENT / FF-B-171/32-J03C2E
FF-B-171/32-J03C2E ✓ 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-171/32-J03C2E is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-555-5380, 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-171/32-J03C2E
NSN: 3110-00-555-5380
FSC: 3110
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberFF-B-171/32-J03C2E
NSN3110-00-555-5380
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: FF-B-171/32-J03C2E · 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
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SHIELD QUANTITY: 2
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: ANGULAR
•
INTERNAL FIT-UP CONTACT ANGULAR DIRECTION: OUTWARD CONVERGENT
•
LUBRICATION MATERIAL: GREASE
•
RETAINER FABRICATION METHOD: PRESSED
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.6875 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
SHIELD QUANTITY2
BORE SHAPESTRAIGHT
LOAD DIRECTIONANGULAR
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONOUTWARD CONVERGENT
LUBRICATION MATERIALGREASE
RETAINER FABRICATION METHODPRESSED
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
SURFACE FINISHGROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 35
110372Interchangeable
interchangeable cross-reference
interchangeable
372372C91Interchangeable
interchangeable cross-reference
interchangeable
55503Interchangeable
interchangeable cross-reference
interchangeable
50024Interchangeable
interchangeable cross-reference
interchangeable
A-A-59636-802JCBEInterchangeable
interchangeable cross-reference
interchangeable
FFB171Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-B-171/32-J03C2E?
FF-B-171/32-J03C2E is a FF-B-171/32-J03C2E.
What parts can replace FF-B-171/32-J03C2E?
There are 35 known substitutes for FF-B-171/32-J03C2E: 110372, 372372C91, 55503 and 32 more. Substitute compatibility should be verified for your specific system.
Is FF-B-171/32-J03C2E still available?
FF-B-171/32-J03C2E 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