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Technical Data Sheet
PartsTable / COMPONENT / SC403
SC403 ✓ 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,JOURNAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 1.0000 INCHES NOMINAL IN, overall_width: 1.0000 INCHES NOMINAL IN, special_features: OIL HOLE IN OUTER RING, style_designator: SOLID OUTER RACE, NO INNER RACE, overall_outside_diameter: 52.0 MILLIMETERS NOMINAL MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-7651, 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
SC403
NSN: 3110-00-156-7651
FSC: 3110
CAGE: 43334 — GENERAL MOTORS CORP DELCO MORAINE NDH DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter1.0000 INCHES NOMINAL IN
overall_width1.0000 INCHES NOMINAL IN
special_featuresOIL HOLE IN OUTER RING
style_designatorSOLID OUTER RACE, NO INNER RACE
overall_outside_diameter52.0 MILLIMETERS NOMINAL MM
standard_tolerance_designationAFBMA STD TOLERANCES FOR JOURNAL BEARINGS
NSN3110-00-156-7651
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SC403 · 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: 1.0000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID OUTER RACE, NO INNER RACE
•
MATERIAL: STEEL OVERALL
•
OVERALL OUTSIDE DIAMETER: 52.0 MILLIMETERS NOMINAL MM
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCES FOR JOURNAL BEARINGS
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH1.0000 INCHES NOMINAL IN
BORE DIAMETER1.0000 INCHES NOMINAL IN
STYLE DESIGNATORSOLID OUTER RACE, NO INNER RACE
MATERIALSTEEL OVERALL
OVERALL OUTSIDE DIAMETER52.0 MILLIMETERS NOMINAL MM
SPECIAL FEATURESOIL HOLE IN OUTER RING
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCES FOR JOURNAL BEARINGS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
103342Interchangeable
interchangeable cross-reference
interchangeable
62.51.023Interchangeable
interchangeable cross-reference
interchangeable
AS954Interchangeable
interchangeable cross-reference
interchangeable
J1224-T500Interchangeable
interchangeable cross-reference
interchangeable
B107.100Interchangeable
interchangeable cross-reference
interchangeable
B104.410 CAT 48 TY2CL4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SC403?
SC403 is a BEARING,ROLLER,JOURNAL.
What parts can replace SC403?
There are 22 known substitutes for SC403: 103342, 62.51.023, AS954 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SC403?
SC403 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-7651. 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