PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 8351203
8351203 ✓ 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 SEAT,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 1.0020 INCHES MINIMUM AND 1.0120 INCHES MAXIMUM IN, overall_width: 0.1540 INCHES MINIMUM AND 0.1570 INCHES MAXIMUM IN, outside_diameter: 1.5230 INCHES MINIMUM AND 1.5520 INCHES MAXIMUM IN, style_designator: FLAT RACE SURFACE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-999-7555, 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
8351203
NSN: 3110-00-999-7555
FSC: 3110
CAGE: 60380 — TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter1.0020 INCHES MINIMUM AND 1.0120 INCHES MAXIMUM IN
overall_width0.1540 INCHES MINIMUM AND 0.1570 INCHES MAXIMUM IN
outside_diameter1.5230 INCHES MINIMUM AND 1.5520 INCHES MAXIMUM IN
style_designatorFLAT RACE SURFACE
NSN3110-00-999-7555
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 8351203 · 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
•
STYLE DESIGNATOR: FLAT RACE SURFACE
•
MATERIAL: STEEL OVERALL
•
BORE DIAMETER: 1.0020 INCHES MINIMUM AND 1.0120 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.5230 INCHES MINIMUM AND 1.5520 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORFLAT RACE SURFACE
MATERIALSTEEL OVERALL
BORE DIAMETER1.0020 INCHES MINIMUM AND 1.0120 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.5230 INCHES MINIMUM AND 1.5520 INCHES MAXIMUM IN
OVERALL WIDTH0.1540 INCHES MINIMUM AND 0.1570 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
MBEU-66857Interchangeable
interchangeable cross-reference
interchangeable
T.R.E. 1625Interchangeable
interchangeable cross-reference
interchangeable
03305Interchangeable
interchangeable cross-reference
interchangeable
SY-7Interchangeable
interchangeable cross-reference
interchangeable
033035Interchangeable
interchangeable cross-reference
interchangeable
TRE1625Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8351203?
8351203 is a SEAT,BEARING.
What parts can replace 8351203?
There are 6 known substitutes for 8351203: MBEU-66857, T.R.E. 1625, 03305 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8351203?
8351203 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-999-7555. 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