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Technical Data Sheet
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6203-2Z — 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: 17.0 MILLIMETERS NOMINAL MM, overall_width: 12.0 MILLIMETERS NOMINAL MM, alignment_type: RIGID, load_direction: ANGULAR. This part is cataloged in the Federal Logistics Information System under NSN 3110-00-144-8589, 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
6203-2Z
NSN: 3110-00-144-8589
FSC: 3110
CAGE: 23803 — N T N BEARING CORP OF AMERICA (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter17.0 MILLIMETERS NOMINAL MM
overall_width12.0 MILLIMETERS NOMINAL MM
alignment_typeRIGID
load_directionANGULAR
surface_finishGROUND
shield_quantity2
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
self-alignment_locationINTERNAL
overall_outside_diameter40.0 MILLIMETERS NOMINAL MM
part_name_assigned_by_controlling_agencyDEEP GROOVE,BALL BEARING
NSN3110-00-144-8589
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 6203-2Z · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 34
3015AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
P8405D008InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
085-101-0007InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
77503XR1CInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
0100807-00InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
0542228InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6203-2Z?
6203-2Z is a BEARING,BALL,ANNULAR.
What parts can replace 6203-2Z?
There are 34 known substitutes for 6203-2Z: 3015A, P8405D008, 085-101-0007 and 31 more. Substitute compatibility should be verified for your specific system.
Is 6203-2Z still available?
6203-2Z 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