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Technical Data Sheet
PartsTable / COMPONENT / KB020AR0
KB020AR0 ✓ 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: 2.0000 INCHES NOMINAL IN, overall_width: 0.3125 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: UNGROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-166-9576, 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
KB020AR0
NSN: 3110-01-166-9576
FSC: 3110
CAGE: 32828 — KAYDON CORPORATION DBA KAYDON CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter2.0000 INCHES NOMINAL IN
overall_width0.3125 INCHES NOMINAL IN
load_directionRADIAL
surface_finishUNGROUND
style_designatorLOADING GROOVE, NON-SEPARABLE
end_item_identificationM1
overall_outside_diameter2.6250 INCHES NOMINAL IN
NSN3110-01-166-9576
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: KB020AR0 · 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
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
SURFACE FINISH: UNGROUND
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
•
BORE DIAMETER: 2.0000 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 2.6250 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.3125 INCHES NOMINAL IN
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
SURFACE FINISHUNGROUND
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
BORE DIAMETER2.0000 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER2.6250 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
END ITEM IDENTIFICATIONM1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
3R28755Interchangeable
interchangeable cross-reference
interchangeable
KN53-02 PMXInterchangeable
interchangeable cross-reference
interchangeable
MD271-1 AND MPL-892Interchangeable
interchangeable cross-reference
interchangeable
6537-2Interchangeable
interchangeable cross-reference
interchangeable
20080 ITEM 83Interchangeable
interchangeable cross-reference
interchangeable
08724C-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is KB020AR0?
KB020AR0 is a BEARING,BALL,ANNULAR.
What parts can replace KB020AR0?
There are 8 known substitutes for KB020AR0: 3R28755, KN53-02 PMX, MD271-1 AND MPL-892 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for KB020AR0?
KB020AR0 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-166-9576. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026