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PartsTable / COMPONENT / H102B3C42A3
H102B3C42A3 ✓ 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: COBALT ALLOY OVERALL, bore_shape: STRAIGHT, bore_diameter: 0.5903 INCHES MINIMUM AND 0.5914 INCHES MAXIMUM IN, overall_width: 0.3493 INCHES MINIMUM AND 0.3543 INCHES MAXIMUM IN, load_direction: ANGULAR, 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 3110-01-236-7138, 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
H102B3C42A3
NSN: 3110-01-236-7138
FSC: 3110
CAGE: 83086 — NEW HAMPSHIRE BALL BEARINGS INC DIV HITECH DIVISION (USA)
SPECIFICATIONS
materialCOBALT ALLOY OVERALL
bore_shapeSTRAIGHT
bore_diameter0.5903 INCHES MINIMUM AND 0.5914 INCHES MAXIMUM IN
overall_width0.3493 INCHES MINIMUM AND 0.3543 INCHES MAXIMUM IN
load_directionANGULAR
surface_finishGROUND
style_designatorCOUNTERBORED OUTER RING, NON-SEPARABLE
overall_outside_diameter1.2588 INCHES MINIMUM AND 1.2598 INCHES MAXIMUM IN
standard_tolerance_designationABEC NO.3
NSN3110-01-236-7138
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: H102B3C42A3 · 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: 1.2588 INCHES MINIMUM AND 1.2598 INCHES MAXIMUM IN
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: COUNTERBORED OUTER RING, NON-SEPARABLE
•
MATERIAL: COBALT ALLOY OVERALL
•
BORE DIAMETER: 0.5903 INCHES MINIMUM AND 0.5914 INCHES MAXIMUM IN
•
LOAD DIRECTION: ANGULAR
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.3493 INCHES MINIMUM AND 0.3543 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER1.2588 INCHES MINIMUM AND 1.2598 INCHES MAXIMUM IN
SURFACE FINISHGROUND
STYLE DESIGNATORCOUNTERBORED OUTER RING, NON-SEPARABLE
MATERIALCOBALT ALLOY OVERALL
BORE DIAMETER0.5903 INCHES MINIMUM AND 0.5914 INCHES MAXIMUM IN
LOAD DIRECTIONANGULAR
BORE SHAPESTRAIGHT
STANDARD TOLERANCE DESIGNATIONABEC NO.3
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
0-988781-2Interchangeable
interchangeable cross-reference
interchangeable
15898Interchangeable
interchangeable cross-reference
interchangeable
2367531Interchangeable
interchangeable cross-reference
interchangeable
8869K1Interchangeable
interchangeable cross-reference
interchangeable
C15898Interchangeable
interchangeable cross-reference
interchangeable
NAS907Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is H102B3C42A3?
H102B3C42A3 is a BEARING,BALL,ANNULAR.
What parts can replace H102B3C42A3?
There are 9 known substitutes for H102B3C42A3: 0-988781-2, 15898, 2367531 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for H102B3C42A3?
H102B3C42A3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-236-7138. 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