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Technical Data Sheet
PartsTable / COMPONENT / T2557IT35
T2557IT35 ✓ 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,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 35.00 MILLIMETERS NOMINAL MM, overall_width: 21.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, 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 3110-00-931-8639, 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
T2557IT35
NSN: 3110-00-931-8639
FSC: 3110
CAGE: 36232 — LINCOLN ELECTRIC HOLDINGS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter35.00 MILLIMETERS NOMINAL MM
overall_width21.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
shield_quantity2
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
lubrication_materialGREASE
overall_outside_diameter80.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
retainer_fabrication_methodPRESSED
NSN3110-00-931-8639
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: T2557IT35 · 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-18709 MIL SPEC SINGLE MATERIAL RESPONSE
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
LUBRICATION MATERIAL: GREASE
•
LOAD DIRECTION: RADIAL
•
SHIELD QUANTITY: 2
•
BORE SHAPE: STRAIGHT
•
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH21.0 MILLIMETERS NOMINAL MM
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LUBRICATION MATERIALGREASE
LOAD DIRECTIONRADIAL
SHIELD QUANTITY2
BORE SHAPESTRAIGHT
SURFACE FINISHGROUND
RETAINER FABRICATION METHODPRESSED
INTERNAL FIT-UP DESIGNATIONSTANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
D317Interchangeable
interchangeable cross-reference
interchangeable
77607Interchangeable
interchangeable cross-reference
interchangeable
268219-7Interchangeable
interchangeable cross-reference
interchangeable
K82207Interchangeable
Same NIIN cross-reference
interchangeable
M9300-17Interchangeable
Same NIIN cross-reference
interchangeable
151987Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is T2557IT35?
T2557IT35 is a BEARING,BALL,ANNULAR.
What parts can replace T2557IT35?
There are 6 known substitutes for T2557IT35: D317, 77607, 268219-7 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for T2557IT35?
T2557IT35 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-931-8639. 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