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PartsTable / COMPONENT / MR4A5DK1114-3
MR4A5DK1114-3 ✓ 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,DUPLEX is a the manufacturer industrial component. Key specifications include material: STEEL RETAINER, bore_diameter: 0.2500 INCHES NOMINAL IN, overall_width: 0.4376 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND, style_designator: NON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-421-2432, 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
MR4A5DK1114-3
NSN: 3110-00-421-2432
FSC: 3110
CAGE: 83086 — NEW HAMPSHIRE BALL BEARINGS INC DIV HITECH DIVISION (USA)
SPECIFICATIONS
materialSTEEL RETAINER
bore_diameter0.2500 INCHES NOMINAL IN
overall_width0.4376 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING
internal_clearance0.0011 INCHES MINIMUM RADIAL AND 0.0014 INCHES MAXIMUM RADIAL IN
overall_outside_diameter0.7500 INCHES NOMINAL IN
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.5
NSN3110-00-421-2432
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MR4A5DK1114-3 · 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
•
RETAINER FABRICATION METHOD: PRESSED
•
INTERNAL CLEARANCE: 0.0011 INCHES MINIMUM RADIAL AND 0.0014 INCHES MAXIMUM RADIAL IN
•
OVERALL OUTSIDE DIAMETER: 0.7500 INCHES NOMINAL IN
•
SURFACE FINISH: GROUND
•
MATERIAL: STEEL COMP M50 INNER RING
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.5
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING
TECHNICAL CHARACTERISTICS (FLIS)
RETAINER FABRICATION METHODPRESSED
INTERNAL CLEARANCE0.0011 INCHES MINIMUM RADIAL AND 0.0014 INCHES MAXIMUM RADIAL IN
OVERALL OUTSIDE DIAMETER0.7500 INCHES NOMINAL IN
SURFACE FINISHGROUND
OVERALL WIDTH0.4376 INCHES NOMINAL IN
MATERIALSTEEL COMP M50 INNER RING
STANDARD TOLERANCE DESIGNATIONABEC NO.5
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING
BORE DIAMETER0.2500 INCHES NOMINAL IN
LOAD DIRECTIONRADIAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
7371031Interchangeable
interchangeable cross-reference
interchangeable
A1116Interchangeable
interchangeable cross-reference
interchangeable
GPW3590Interchangeable
interchangeable cross-reference
interchangeable
AAVS1KDTA1231Interchangeable
Same NIIN cross-reference
interchangeable
F637Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MR4A5DK1114-3?
MR4A5DK1114-3 is a BEARING,BALL,DUPLEX.
What parts can replace MR4A5DK1114-3?
There are 5 known substitutes for MR4A5DK1114-3: 7371031, A1116, GPW3590 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MR4A5DK1114-3?
MR4A5DK1114-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-421-2432. 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