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Technical Data Sheet
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5203TS ✓ 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 OVERALL, bore_shape: STRAIGHT, overall_width: 0.6875 INCHES NOMINAL IN, surface_finish: GROUND, locating_feature: ONE DIRECTION, overall_outside_diameter: 1.5748 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-128-2000, 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
5203TS
NSN: 3110-00-128-2000
FSC: 3110
CAGE: 43334 — GENERAL MOTORS CORP DELCO MORAINE NDH DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
overall_width0.6875 INCHES NOMINAL IN
surface_finishGROUND
locating_featureONE DIRECTION
overall_outside_diameter1.5748 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
standard_tolerance_designationRBEC NO.1
NSN3110-00-128-2000
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 5203TS · 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
•
OVERALL OUTSIDE DIAMETER: 1.5748 INCHES NOMINAL IN
•
BORE SHAPE: STRAIGHT
•
MATERIAL: STEEL OVERALL
•
SURFACE FINISH: GROUND
•
LOCATING FEATURE: ONE DIRECTION
•
STANDARD TOLERANCE DESIGNATION: RBEC NO.1
•
INTERNAL FIT-UP DESIGNATION: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER1.5748 INCHES NOMINAL IN
OVERALL WIDTH0.6875 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
MATERIALSTEEL OVERALL
SURFACE FINISHGROUND
LOCATING FEATUREONE DIRECTION
STANDARD TOLERANCE DESIGNATIONRBEC NO.1
INTERNAL FIT-UP DESIGNATIONSTANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
0823977Interchangeable
interchangeable cross-reference
interchangeable
103721Interchangeable
interchangeable cross-reference
interchangeable
324-21210Interchangeable
interchangeable cross-reference
interchangeable
FLN-R-200Interchangeable
interchangeable cross-reference
interchangeable
FRN-R-200Interchangeable
interchangeable cross-reference
interchangeable
WF7911AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5203TS?
5203TS is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 5203TS?
There are 6 known substitutes for 5203TS: 0823977, 103721, 324-21210 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5203TS?
5203TS is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-128-2000. 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