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Technical Data Sheet
PartsTable / COMPONENT / 20BA02
20BA02 ✓ 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 BALL, bore_shape: STRAIGHT, bore_diameter: 20.00 MILLIMETERS NOMINAL MM, contact_angle: 25.0 DEGREES MAXIMUM, overall_width: 14.0 MILLIMETERS NOMINAL MM, load_direction: ANGULAR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-6764, 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
20BA02
NSN: 3110-00-156-6764
FSC: 3110
CAGE: 70413 — ANTI-FRICTION BEARING MFG ASSN INC THE (USA)
SPECIFICATIONS
materialSTEEL BALL
bore_shapeSTRAIGHT
bore_diameter20.00 MILLIMETERS NOMINAL MM
contact_angle25.0 DEGREES MAXIMUM
overall_width14.0 MILLIMETERS NOMINAL MM
load_directionANGULAR
surface_finishGROUND
style_designatorCOUNTERBORED OUTER RING, NON-SEPARABLE
overall_outside_diameter47.00 MILLIMETERS NOMINAL MM
standard_tolerance_designationABEC NO.1
NSN3110-00-156-6764
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 20BA02 · 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
•
SURFACE FINISH: GROUND
•
MATERIAL: STEEL OUTER RING
•
STYLE DESIGNATOR: COUNTERBORED OUTER RING, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 47.00 MILLIMETERS NOMINAL MM
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE FINISHGROUND
MATERIALSTEEL OUTER RING
STYLE DESIGNATORCOUNTERBORED OUTER RING, NON-SEPARABLE
MATERIALSTEEL BALL
MATERIALSTEEL INNER RING
OVERALL WIDTH14.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER47.00 MILLIMETERS NOMINAL MM
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LOAD DIRECTIONANGULAR
CONTACT ANGLE25.0 DEGREES MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
10387408Interchangeable
interchangeable cross-reference
interchangeable
1825BLACKInterchangeable
interchangeable cross-reference
interchangeable
70A0203Interchangeable
interchangeable cross-reference
interchangeable
39215Interchangeable
interchangeable cross-reference
interchangeable
6003-63Interchangeable
interchangeable cross-reference
interchangeable
18250Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20BA02?
20BA02 is a BEARING,BALL,ANNULAR.
What parts can replace 20BA02?
There are 29 known substitutes for 20BA02: 10387408, 1825BLACK, 70A0203 and 26 more. Substitute compatibility should be verified for your specific system.
Is 20BA02 still available?
20BA02 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