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Technical Data Sheet
PartsTable / COMPONENT / SMB148318
SMB148318 ✓ 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 PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include width: 0.875 INCHES NOMINAL IN, length: 1.442 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, overall_thickness: 0.031 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL, mounting_hole_type: ROUND, UNTHREADED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-607-3889, 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
SMB148318
NSN: 3110-00-607-3889
FSC: 3110
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
width0.875 INCHES NOMINAL IN
length1.442 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
overall_thickness0.031 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
mounting_hole_typeROUND, UNTHREADED
mounting_hole_diameter0.500 INCHES NOMINAL IN
bolt_circle_hole_quantity2
NSN3110-00-607-3889
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SMB148318 · 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
•
WIDTH: 0.875 INCHES NOMINAL IN
•
BOLT CIRCLE HOLE QUANTITY: 2
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
OVERALL THICKNESS: 0.031 INCHES NOMINAL IN
•
LENGTH: 1.442 INCHES NOMINAL IN
•
MOUNTING HOLE DIAMETER: 0.500 INCHES NOMINAL IN
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH0.875 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY2
MATERIALSTEEL CORROSION RESISTING OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
OVERALL THICKNESS0.031 INCHES NOMINAL IN
LENGTH1.442 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.500 INCHES NOMINAL IN
MOUNTING HOLE TYPEROUND, UNTHREADED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
6V7918Interchangeable
interchangeable cross-reference
interchangeable
31-1565Interchangeable
interchangeable cross-reference
interchangeable
50115Interchangeable
interchangeable cross-reference
interchangeable
SKT13C1Interchangeable
interchangeable cross-reference
interchangeable
235-000-0160Interchangeable
interchangeable cross-reference
interchangeable
RT8100-126Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SMB148318?
SMB148318 is a PLATE,RETAINING,BEARING.
What parts can replace SMB148318?
There are 18 known substitutes for SMB148318: 6V7918, 31-1565, 50115 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SMB148318?
SMB148318 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-607-3889. 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