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Technical Data Sheet
PartsTable / COMPONENT / J-2-4-12
J-2-4-12 ✓ 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,NEEDLE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY RETAINER, bore_diameter: 4.5000 INCHES MINIMUM AND 4.5001 INCHES MAXIMUM IN, overall_width: 0.7400 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN, alignment_type: RIGID, overall_height: 2.1100 INCHES MINIMUM AND 2.1400 INCHES MAXIMUM IN, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-433-9897, 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
J-2-4-12
NSN: 3110-00-433-9897
FSC: 3110
CAGE: 60380 — TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT (USA)
SPECIFICATIONS
materialCOPPER ALLOY RETAINER
bore_diameter4.5000 INCHES MINIMUM AND 4.5001 INCHES MAXIMUM IN
overall_width0.7400 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
alignment_typeRIGID
overall_height2.1100 INCHES MINIMUM AND 2.1400 INCHES MAXIMUM IN
surface_finishGROUND
style_designatorTAPERED ROLLERS, BANDED OD
overall_outside_diameter9.8750 INCHES MINIMUM AND 9.8751 INCHES MAXIMUM IN
retainer_fabrication_methodMACHINED
thrust_directional_capability_designationSINGLE
NSN3110-00-433-9897
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: J-2-4-12 · 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: 1.4995 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN
•
OVERALL OUTSIDE DIAMETER: 1.8735 INCHES MINIMUM AND 1.8745 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: NON-SEPARABLE, WITH ROLLER RETAINER, OPEN END, DRAWN SHELL
•
ALIGNMENT TYPE: RIGID
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER1.4995 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER1.8735 INCHES MINIMUM AND 1.8745 INCHES MAXIMUM IN
STYLE DESIGNATORNON-SEPARABLE, WITH ROLLER RETAINER, OPEN END, DRAWN SHELL
OVERALL WIDTH0.7400 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
ALIGNMENT TYPERIGID
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
J-2-4-12Interchangeable
interchangeable cross-reference
interchangeable
T451Interchangeable
interchangeable cross-reference
interchangeable
115657001PC39Interchangeable
interchangeable cross-reference
interchangeable
J-2412L125Interchangeable
interchangeable cross-reference
interchangeable
207016Interchangeable
interchangeable cross-reference
interchangeable
738534-3Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is J-2-4-12?
J-2-4-12 is a BEARING,ROLLER,NEEDLE.
What parts can replace J-2-4-12?
There are 6 known substitutes for J-2-4-12: J-2-4-12, T451, 115657001PC39 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for J-2-4-12?
J-2-4-12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-433-9897. 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