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Technical Data Sheet
PartsTable / COMPONENT / 70BIH309
70BIH309 ✓ 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 BALL, bore_shape: STRAIGHT, bore_diameter: 7.0000 INCHES NOMINAL IN, overall_width: 1.2500 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-109-1802, 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
70BIH309
NSN: 3110-00-109-1802
FSC: 3110
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL BALL
bore_shapeSTRAIGHT
bore_diameter7.0000 INCHES NOMINAL IN
overall_width1.2500 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
style_designatorCOUNTERBORED OUTER RING, NON-SEPARABLE
overall_outside_diameter9.5000 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
standard_tolerance_designationABEC NO.1
NSN3110-00-109-1802
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 70BIH309 · 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
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 9.5000 INCHES NOMINAL IN
•
BORE SHAPE: STRAIGHT
•
MATERIAL: STEEL INNER RING
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER9.5000 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
MATERIALSTEEL INNER RING
MATERIALSTEEL OUTER RING
MATERIALPLASTIC PHENOLIC AND COPPER ALLOY RETAINER
LOAD DIRECTIONRADIAL
MATERIALSTEEL BALL
STANDARD TOLERANCE DESIGNATIONABEC NO.1
OVERALL WIDTH1.2500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
XLS7TFInterchangeable
interchangeable cross-reference
interchangeable
XLS7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 70BIH309?
70BIH309 is a BEARING,BALL,ANNULAR.
What parts can replace 70BIH309?
There are 2 known substitutes for 70BIH309: XLS7TF, XLS7. Substitute compatibility should be verified for your specific system.
What is the NSN for 70BIH309?
70BIH309 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-109-1802. 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