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Technical Data Sheet
PartsTable / COMPONENT / MJT30
MJT30 ✓ 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: 30.00 MILLIMETERS NOMINAL MM, contact_angle: 25.0 DEGREES MAXIMUM, overall_width: 19.0 MILLIMETERS NOMINAL MM, load_direction: ANGULAR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-554-6106, 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
MJT30
NSN: 3110-00-554-6106
FSC: 3110
CAGE: 83818 — RENOLD CANADA LTD (CAN)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter30.00 MILLIMETERS NOMINAL MM
contact_angle25.0 DEGREES MAXIMUM
overall_width19.0 MILLIMETERS NOMINAL MM
load_directionANGULAR
surface_finishGROUND
style_designatorCOUNTERBORED OUTER RING, NON-SEPARABLE
overall_outside_diameter72.00 MILLIMETERS NOMINAL MM
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
NSN3110-00-554-6106
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MJT30 · 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
•
BORE SHAPE: STRAIGHT
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: COUNTERBORED OUTER RING, NON-SEPARABLE
•
BORE DIAMETER: 30.00 MILLIMETERS NOMINAL MM
•
CONTACT ANGLE: 25.0 DEGREES MAXIMUM
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LOAD DIRECTIONANGULAR
BORE SHAPESTRAIGHT
MATERIALSTEEL OVERALL
STYLE DESIGNATORCOUNTERBORED OUTER RING, NON-SEPARABLE
BORE DIAMETER30.00 MILLIMETERS NOMINAL MM
OVERALL WIDTH19.0 MILLIMETERS NOMINAL MM
CONTACT ANGLE25.0 DEGREES MAXIMUM
OVERALL OUTSIDE DIAMETER72.00 MILLIMETERS NOMINAL MM
RETAINER FABRICATION METHODPRESSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
20306Interchangeable
interchangeable cross-reference
interchangeable
QH20303Interchangeable
interchangeable cross-reference
interchangeable
G14363PC11Interchangeable
interchangeable cross-reference
interchangeable
430-6Interchangeable
interchangeable cross-reference
interchangeable
820A113Interchangeable
interchangeable cross-reference
interchangeable
4250-020-30Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MJT30?
MJT30 is a BEARING,BALL,ANNULAR.
What parts can replace MJT30?
There are 31 known substitutes for MJT30: 20306, QH20303, G14363PC11 and 28 more. Substitute compatibility should be verified for your specific system.
Is MJT30 still available?
MJT30 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