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Technical Data Sheet
PartsTable / COMPONENT / R8K
R8K ✓ 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 bore_diameter: 0.5000 INCHES NOMINAL IN, overall_width: 0.1250 INCHES NOMINAL IN, overall_outside_diameter: 1.1250 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 3110-00-454-2665, 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
R8K
NSN: 3110-00-454-2665
FSC: 3110
CAGE: 70854 — SCHAEFFLER AEROSPACE USA CORP DIV SCHAEFFLER AEROSPACE USA CORPORATION (USA)
SPECIFICATIONS
bore_diameter0.5000 INCHES NOMINAL IN
overall_width0.1250 INCHES NOMINAL IN
overall_outside_diameter1.1250 INCHES NOMINAL IN
NSN3110-00-454-2665
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: R8K · 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: 1.1250 INCHES NOMINAL IN
•
BORE DIAMETER: 0.5000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER1.1250 INCHES NOMINAL IN
BORE DIAMETER0.5000 INCHES NOMINAL IN
OVERALL WIDTH0.1250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
758700-7Interchangeable
interchangeable cross-reference
interchangeable
SSR8XR5UInterchangeable
interchangeable cross-reference
interchangeable
SR8K3CInterchangeable
interchangeable cross-reference
interchangeable
FR938Interchangeable
interchangeable cross-reference
interchangeable
56914Interchangeable
interchangeable cross-reference
interchangeable
X3243Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R8K?
R8K is a BEARING,BALL,ANNULAR.
What parts can replace R8K?
There are 10 known substitutes for R8K: 758700-7, SSR8XR5U, SR8K3C and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R8K?
R8K is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-454-2665. 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