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Technical Data Sheet
PartsTable / COMPONENT / EPA21000-385
EPA21000-385 ✓ 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: 50.00 MILLIMETERS NOMINAL MM, overall_width: 20.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-107-7557, 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
EPA21000-385
NSN: 3110-00-107-7557
FSC: 3110
CAGE: F3014 — NAVAL GROUP SITE DE BREST (FRA)
SPECIFICATIONS
materialSTEEL OUTER RING
bore_shapeSTRAIGHT
bore_diameter50.00 MILLIMETERS NOMINAL MM
overall_width20.0 MILLIMETERS NOMINAL MM
seal_quantity1
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
bearing_seal_typeLIPS TURNED INWARDLY
overall_outside_diameter90.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
standard_tolerance_designationABEC NO.1
NSN3110-00-107-7557
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: EPA21000-385 · 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
•
OVERALL OUTSIDE DIAMETER: 90.00 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL INNER RING
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
LOAD DIRECTION: RADIAL
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONABEC NO.1
OVERALL OUTSIDE DIAMETER90.00 MILLIMETERS NOMINAL MM
MATERIALSTEEL INNER RING
INTERNAL FIT-UP DESIGNATIONSTANDARD
LOAD DIRECTIONRADIAL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALRUBBER SYNTHETIC SEAL
MATERIALSTEEL RETAINER
MATERIALSTEEL BALL
MATERIALSTEEL OUTER RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
42-6921Interchangeable
interchangeable cross-reference
interchangeable
40-0004605AInterchangeable
interchangeable cross-reference
interchangeable
981885Interchangeable
interchangeable cross-reference
interchangeable
4C91001-101BInterchangeable
interchangeable cross-reference
interchangeable
218-1BInterchangeable
interchangeable cross-reference
interchangeable
9510Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is EPA21000-385?
EPA21000-385 is a BEARING,BALL,ANNULAR.
What parts can replace EPA21000-385?
There are 19 known substitutes for EPA21000-385: 42-6921, 40-0004605A, 981885 and 16 more. Substitute compatibility should be verified for your specific system.
Is EPA21000-385 still available?
EPA21000-385 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