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PartsTable / COMPONENT / 3TWL33-42U
3TWL33-42U ✓ 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,AIRFRAME is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440C OVERALL, bore_diameter: 2.0622 INCHES MINIMUM AND 2.0626 INCHES MAXIMUM IN, load_direction: RADIAL, inner_ring_width: 0.2800 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN, outer_ring_width: 0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, special_features: FRACTURED OUTER RING WITH 2 STAINLESS STEEL RETAINING RINGS,POLYTETRAFLUOROETHYLENE SPACER SLUGS,INTREGAL SHIELDS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-012-3996, 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
3TWL33-42U
NSN: 3110-00-012-3996
FSC: 3110
CAGE: 78118 — MPB CORPORATION DBA MPB CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 440C OVERALL
bore_diameter2.0622 INCHES MINIMUM AND 2.0626 INCHES MAXIMUM IN
load_directionRADIAL
inner_ring_width0.2800 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
outer_ring_width0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
special_featuresFRACTURED OUTER RING WITH 2 STAINLESS STEEL RETAINING RINGS,POLYTETRAFLUOROETHYLENE SPACER SLUGS,INTREGAL SHIELDS
style_designatorSINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
overall_outside_diameter2.6246 INCHES MINIMUM AND 2.6250 INCHES MAXIMUM IN
lubrication_material_document_and_classificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
NSN3110-00-012-3996
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 3TWL33-42U · 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
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
•
INNER RING WIDTH: 0.2800 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
•
LOAD DIRECTION: RADIAL
•
STYLE DESIGNATOR: SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
•
OVERALL OUTSIDE DIAMETER: 2.6246 INCHES MINIMUM AND 2.6250 INCHES MAXIMUM IN
•
BORE DIAMETER: 2.0622 INCHES MINIMUM AND 2.0626 INCHES MAXIMUM IN
•
OUTER RING WIDTH: 0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
SPECIAL FEATURESFRACTURED OUTER RING WITH 2 STAINLESS STEEL RETAINING RINGS,POLYTETRAFLUOROETHYLENE SPACER SLUGS,INTREGAL SHIELDS
INNER RING WIDTH0.2800 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
LOAD DIRECTIONRADIAL
STYLE DESIGNATORSINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
OVERALL OUTSIDE DIAMETER2.6246 INCHES MINIMUM AND 2.6250 INCHES MAXIMUM IN
BORE DIAMETER2.0622 INCHES MINIMUM AND 2.0626 INCHES MAXIMUM IN
OUTER RING WIDTH0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
MATERIALSTEEL COMP 440C OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
BAF5818Interchangeable
interchangeable cross-reference
interchangeable
MILA11210Interchangeable
interchangeable cross-reference
interchangeable
64000-5Interchangeable
interchangeable cross-reference
interchangeable
640001Interchangeable
interchangeable cross-reference
interchangeable
NH1004237Interchangeable
interchangeable cross-reference
interchangeable
RS2BX000DR0690HInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3TWL33-42U?
3TWL33-42U is a BEARING,BALL,AIRFRAME.
What parts can replace 3TWL33-42U?
There are 6 known substitutes for 3TWL33-42U: BAF5818, MILA11210, 64000-5 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3TWL33-42U?
3TWL33-42U is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-012-3996. 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