PartsTable
Technical Data Sheet
MR4DG ✓ 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,ROLLER,ROD END is a the manufacturer industrial component. Key specifications include shank_style: EXTERNALLY THREADED, thread_class: 3A A, bore_diameter: 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, alignment_type: SELF-ALIGNING, overall_length: 2.3500 INCHES NOMINAL IN, shank_diameter: 0.3750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-618-9807, 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
MR4DG
NSN: 3110-00-618-9807
FSC: 3110
CAGE: 77896 — REXNORD INDUSTRIES, LLC DIV AEROSSPACE BEARING OPERATION (USA)
SPECIFICATIONS
shank_styleEXTERNALLY THREADED
thread_class3A A
bore_diameter0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
seal_quantity2
alignment_typeSELF-ALIGNING
overall_length2.3500 INCHES NOMINAL IN
shank_diameter0.3750 INCHES NOMINAL IN
shield_quantity2
inner_ring_width0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
outer_ring_width0.3600 INCHES NOMINAL IN
style_designatorSINGLE ROW, CONCAVE ROLLERS
thread_directionRIGHT-HAND
NSN3110-00-618-9807
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MR4DG · 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
THREAD DIRECTION: RIGHT-HAND
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL JOINT FINE (UNJF)
LUBRICATION MATERIAL: GREASE
OUTER RING WIDTH: 0.3600 INCHES NOMINAL IN
FEATURES PROVIDED: ALIGNING RING
NOMINAL THREAD SIZE: 0.375 INCHES IN
INNER RING WIDTH: 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
SELF-ALIGNMENT LOCATION: INTERNAL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)
LUBRICATION MATERIALGREASE
OUTER RING WIDTH0.3600 INCHES NOMINAL IN
FEATURES PROVIDEDALIGNING RING
NOMINAL THREAD SIZE0.375 INCHES IN
INNER RING WIDTH0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
SELF-ALIGNMENT LOCATIONINTERNAL
THREAD QUANTITY PER INCH24
LENGTH FROM BORE CENTER TO SHANK END1.8100 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
FFS92Interchangeable
interchangeable cross-reference
interchangeable
101026Interchangeable
interchangeable cross-reference
interchangeable
0042871-4Interchangeable
interchangeable cross-reference
interchangeable
C392Interchangeable
interchangeable cross-reference
interchangeable
572Interchangeable
interchangeable cross-reference
interchangeable
SM4-6TInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MR4DG?
MR4DG is a BEARING,ROLLER,ROD END.
What parts can replace MR4DG?
There are 14 known substitutes for MR4DG: FFS92, 101026, 0042871-4 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MR4DG?
MR4DG is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-618-9807. This indicates validated use in U.S. government and defense supply chains.
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