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Technical Data Sheet
PartsTable / COMPONENT / H20304X1C
H20304X1C ✓ 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 OVERALL, bore_shape: STRAIGHT, bore_diameter: 20.00 MILLIMETERS NOMINAL MM, contact_angle: 25.0 DEGREES MAXIMUM, overall_width: 15.0 MILLIMETERS NOMINAL MM, load_direction: ANGULAR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-554-6077, 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
H20304X1C
NSN: 3110-00-554-6077
FSC: 3110
CAGE: 43334 — GENERAL MOTORS CORP DELCO MORAINE NDH DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter20.00 MILLIMETERS NOMINAL MM
contact_angle25.0 DEGREES MAXIMUM
overall_width15.0 MILLIMETERS NOMINAL MM
load_directionANGULAR
surface_finishGROUND
style_designatorCOUNTERBORED OUTER RING, NON-SEPARABLE
overall_outside_diameter52.00 MILLIMETERS NOMINAL MM
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
NSN3110-00-554-6077
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: H20304X1C · 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
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
LOAD DIRECTION: ANGULAR
•
SURFACE FINISH: GROUND
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: COUNTERBORED OUTER RING, NON-SEPARABLE
•
CONTACT ANGLE: 25.0 DEGREES MAXIMUM
•
BORE DIAMETER: 20.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH15.0 MILLIMETERS NOMINAL MM
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LOAD DIRECTIONANGULAR
SURFACE FINISHGROUND
MATERIALSTEEL OVERALL
STYLE DESIGNATORCOUNTERBORED OUTER RING, NON-SEPARABLE
CONTACT ANGLE25.0 DEGREES MAXIMUM
BORE DIAMETER20.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
OVERALL OUTSIDE DIAMETER52.00 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
01845-1069Interchangeable
interchangeable cross-reference
interchangeable
2592AInterchangeable
interchangeable cross-reference
interchangeable
ME88-2Interchangeable
interchangeable cross-reference
interchangeable
125297Interchangeable
interchangeable cross-reference
interchangeable
15118Interchangeable
interchangeable cross-reference
interchangeable
2510 9/32Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is H20304X1C?
H20304X1C is a BEARING,BALL,ANNULAR.
What parts can replace H20304X1C?
There are 18 known substitutes for H20304X1C: 01845-1069, 2592A, ME88-2 and 15 more. Substitute compatibility should be verified for your specific system.
Is H20304X1C still available?
H20304X1C is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026