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Technical Data Sheet
PartsTable / COMPONENT / CM224
CM224 ✓ 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,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL ROLLER, bore_shape: STRAIGHT, bore_diameter: 120.0 MILLIMETERS NOMINAL MM, overall_width: 40.0 MILLIMETERS NOMINAL MM, surface_finish: GROUND, locating_feature: NONLOCATING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-7387, 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
CM224
NSN: 3110-00-155-7387
FSC: 3110
CAGE: 02780 — AMERICAN ROLLER BEARING INC (USA)
SPECIFICATIONS
materialSTEEL ROLLER
bore_shapeSTRAIGHT
bore_diameter120.0 MILLIMETERS NOMINAL MM
overall_width40.0 MILLIMETERS NOMINAL MM
surface_finishGROUND
locating_featureNONLOCATING
style_designatorSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
overall_outside_diameter215.0 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
standard_tolerance_designationRBEC NO.1
NSN3110-00-155-7387
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: CM224 · 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
•
BORE DIAMETER: 120.0 MILLIMETERS NOMINAL MM
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
MATERIAL: STEEL OUTER RING
•
STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 215.0 MILLIMETERS NOMINAL MM
•
STANDARD TOLERANCE DESIGNATION: RBEC NO.1
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER120.0 MILLIMETERS NOMINAL MM
INTERNAL FIT-UP DESIGNATIONSTANDARD
MATERIALSTEEL OUTER RING
MATERIALSTEEL INNER RING
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
OVERALL OUTSIDE DIAMETER215.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL ROLLER
STANDARD TOLERANCE DESIGNATIONRBEC NO.1
BORE SHAPESTRAIGHT
SURFACE FINISHGROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
N224Interchangeable
interchangeable cross-reference
interchangeable
D2-9420PC158Interchangeable
interchangeable cross-reference
interchangeable
5395Interchangeable
interchangeable cross-reference
interchangeable
3298487FInterchangeable
interchangeable cross-reference
interchangeable
R220Interchangeable
interchangeable cross-reference
interchangeable
RC210Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CM224?
CM224 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace CM224?
There are 13 known substitutes for CM224: N224, D2-9420PC158, 5395 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CM224?
CM224 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-7387. 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