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Technical Data Sheet
PartsTable / COMPONENT / R4H
R4H ✓ 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 OUTER RING, bore_shape: STRAIGHT, bore_diameter: 0.2498 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, contact_angle: 25.0 DEGREES MAXIMUM, overall_width: 0.1959 INCHES MINIMUM AND 0.1961 INCHES MAXIMUM IN, load_direction: ANGULAR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-158-5909, 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
R4H
NSN: 3110-00-158-5909
FSC: 3110
CAGE: 70854 — SCHAEFFLER AEROSPACE USA CORP DIV SCHAEFFLER AEROSPACE USA CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OUTER RING
bore_shapeSTRAIGHT
bore_diameter0.2498 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
contact_angle25.0 DEGREES MAXIMUM
overall_width0.1959 INCHES MINIMUM AND 0.1961 INCHES MAXIMUM IN
load_directionANGULAR
surface_finishGROUND
style_designatorCOUNTERBORED OUTER RING, NON-SEPARABLE
lubrication_materialOIL LUBRICATING
overall_outside_diameter0.6248 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
internal_fit-up_designationSTANDARD
retainer_fabrication_methodMACHINED
NSN3110-00-158-5909
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: R4H · 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: 0.2498 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
•
BORE SHAPE: STRAIGHT
•
MATERIAL: STEEL INNER RING
•
RETAINER FABRICATION METHOD: MACHINED
•
LOAD DIRECTION: ANGULAR
•
INTERNAL FIT-UP DESIGNATION: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER0.2498 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
MATERIALSTEEL INNER RING
MATERIALSTEEL BALL
RETAINER FABRICATION METHODMACHINED
LOAD DIRECTIONANGULAR
BORE SHAPESTRAIGHT
INTERNAL FIT-UP DESIGNATIONSTANDARD
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATIONABEC NO.5
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
5905001168556Interchangeable
interchangeable cross-reference
interchangeable
CB22K5PCTInterchangeable
interchangeable cross-reference
interchangeable
BUWEPSDWG1820811-105Interchangeable
interchangeable cross-reference
interchangeable
110 13/64Interchangeable
interchangeable cross-reference
interchangeable
2511 13/64Interchangeable
interchangeable cross-reference
interchangeable
10013Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R4H?
R4H is a BEARING,BALL,ANNULAR.
What parts can replace R4H?
There are 15 known substitutes for R4H: 5905001168556, CB22K5PCT, BUWEPSDWG1820811-105 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R4H?
R4H is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-158-5909. 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