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Technical Data Sheet
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FF-B-171/05J12B3B — Technical Data Sheet

✓ 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 BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 60.00 MILLIMETERS NOMINAL MM, overall_width: 1.2205 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the Federal Logistics Information System under NSN 3110-00-529-9144, 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-171/05J12B3B
NSN: 3110-00-529-9144
FSC: 3110
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter60.00 MILLIMETERS NOMINAL MM
overall_width1.2205 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
shield_quantity1
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
overall_outside_diameter130.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationLOOSE
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
NSN3110-00-529-9144
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: FF-B-171/05J12B3B · 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 OVERALL
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 1
•
INTERNAL FIT-UP DESIGNATION: LOOSE
•
LOAD DIRECTION: RADIAL
•
BORE DIAMETER: 60.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
MATERIALSTEEL OVERALL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
SURFACE FINISHGROUND
SHIELD QUANTITY1
OVERALL WIDTH1.2205 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONLOOSE
LOAD DIRECTIONRADIAL
BORE DIAMETER60.00 MILLIMETERS NOMINAL MM
RETAINER FABRICATION METHODPRESSED
STANDARD TOLERANCE DESIGNATIONABEC NO.1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
318828-6InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
65X174InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
312InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1105-11InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
02089018InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
312PF4InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-B-171/05J12B3B?
FF-B-171/05J12B3B is a BEARING,BALL,ANNULAR.
What parts can replace FF-B-171/05J12B3B?
There are 17 known substitutes for FF-B-171/05J12B3B: 318828-6, 65X174, 312 and 14 more. Substitute compatibility should be verified for your specific system.
Is FF-B-171/05J12B3B still available?
FF-B-171/05J12B3B 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: October 2026