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Technical Data Sheet
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FF-B-171/3 — Technical Data Sheet

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— · 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 BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY CAGE, bore_shape: STRAIGHT, bore_diameter: 2.9528 INCHES NOMINAL IN, overall_width: 0.7874 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-2362, 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-171/3
NSN: 3110-00-100-2362
FSC: 3110
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialCOPPER ALLOY CAGE
bore_shapeSTRAIGHT
bore_diameter2.9528 INCHES NOMINAL IN
overall_width0.7874 INCHES NOMINAL IN
seal_quantity2
load_directionRADIAL
surface_finishGROUND
shield_quantity1
special_featuresSELECTED FOR EXTRA QUIET & SMOOTH RUNNING QUALITIES
style_designator4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE
bearing_seal_typeCONTACT
features_providedSNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
NSN3110-00-100-2362
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: FF-B-171/3 · 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
•
MATERIAL: STEEL INNER RING
•
LOAD DIRECTION: RADIAL
•
BORE DIAMETER: 15.00 MILLIMETERS NOMINAL MM
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL INNER RING
MATERIALRUBBER SYNTHETIC SEAL
LOAD DIRECTIONRADIAL
MATERIALSTEEL RETAINER
MATERIALSTEEL BALL
BORE DIAMETER15.00 MILLIMETERS NOMINAL MM
STANDARD TOLERANCE DESIGNATIONABEC NO.1
MATERIALSTEEL OUTER RING
SURFACE FINISHGROUND
SEAL QUANTITY1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
73-107098-1046Interchangeable
interchangeable cross-reference
interchangeable
221-76Interchangeable
interchangeable cross-reference
interchangeable
A221-76Interchangeable
interchangeable cross-reference
interchangeable
361058Interchangeable
interchangeable cross-reference
interchangeable
16B6572-23Interchangeable
interchangeable cross-reference
interchangeable
22176-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-B-171/3?
FF-B-171/3 is a BEARING,BALL,ANNULAR.
What parts can replace FF-B-171/3?
There are 21 known substitutes for FF-B-171/3: 73-107098-1046, 221-76, A221-76 and 18 more. Substitute compatibility should be verified for your specific system.
Is FF-B-171/3 still available?
FF-B-171/3 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: September 2026