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Technical Data Sheet
PartsTable / COMPONENT / MUA3/4
MUA3/4 ✓ 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 MUA3/4 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-108-6582, 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
MUA3/4
NSN: 3110-00-108-6582
FSC: 3110
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
Part NumberMUA3/4
NSN3110-00-108-6582
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MUA3/4 · 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
•
BORE DIAMETER: 0.7500 INCHES MINIMUM AND 0.7505 INCHES MAXIMUM IN
•
INNER RING WIDTH: 1.3430 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 1.8499 INCHES MINIMUM AND 1.8504 INCHES MAXIMUM IN
•
MATERIAL: STEEL BALL
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OUTER RING WIDTH: 14.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER0.7500 INCHES MINIMUM AND 0.7505 INCHES MAXIMUM IN
INNER RING WIDTH1.3430 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.8499 INCHES MINIMUM AND 1.8504 INCHES MAXIMUM IN
MATERIALSTEEL BALL
MATERIALSTEEL INNER RING
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OUTER RING
OUTER RING WIDTH14.0 MILLIMETERS NOMINAL MM
LOAD DIRECTIONRADIAL
SPECIAL FEATURESECCENTRIC LOCKING COLLAR ON INNER RING ALSO DUST CAP AND RETAINING WIRE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
29-32-9Interchangeable
interchangeable cross-reference
interchangeable
WPP1536Interchangeable
interchangeable cross-reference
interchangeable
541-0D6AInterchangeable
interchangeable cross-reference
interchangeable
163Interchangeable
interchangeable cross-reference
interchangeable
163AInterchangeable
interchangeable cross-reference
interchangeable
CPS4018-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MUA3/4?
MUA3/4 is a MUA3/4.
What parts can replace MUA3/4?
There are 20 known substitutes for MUA3/4: 29-32-9, WPP1536, 541-0D6A and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MUA3/4?
MUA3/4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-108-6582. 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