PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 8603X1
8603X1 ✓ 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 BALL, bore_shape: STRAIGHT, bore_diameter: 17.00 MILLIMETERS NOMINAL MM, overall_width: 0.6300 INCHES NOMINAL IN, 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 3110-00-156-3489, 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
8603X1
NSN: 3110-00-156-3489
FSC: 3110
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL BALL
bore_shapeSTRAIGHT
bore_diameter17.00 MILLIMETERS NOMINAL MM
overall_width0.6300 INCHES NOMINAL IN
seal_quantity1
load_directionRADIAL
surface_finishGROUND
inner_ring_width0.5910 INCHES NOMINAL IN
outer_ring_width0.5510 INCHES NOMINAL IN
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
bearing_seal_typeLABYRINTH
overall_outside_diameter47.00 MILLIMETERS NOMINAL MM
NSN3110-00-156-3489
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 8603X1 · 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
•
LOAD DIRECTION: RADIAL
•
BORE SHAPE: STRAIGHT
•
LUBRICATION MATERIAL: LUBRICANT
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
SURFACE FINISH: GROUND
•
SEAL QUANTITY: 1
TECHNICAL CHARACTERISTICS (FLIS)
LOAD DIRECTIONRADIAL
BORE SHAPESTRAIGHT
LUBRICATION MATERIALLUBRICANT
INTERNAL FIT-UP DESIGNATIONSTANDARD
STANDARD TOLERANCE DESIGNATIONABEC NO.1
SURFACE FINISHGROUND
SEAL QUANTITY1
OVERALL WIDTH0.6300 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
496212-1Interchangeable
interchangeable cross-reference
interchangeable
4190575Interchangeable
interchangeable cross-reference
interchangeable
8603Interchangeable
interchangeable cross-reference
interchangeable
9773TInterchangeable
interchangeable cross-reference
interchangeable
5149706Interchangeable
interchangeable cross-reference
interchangeable
FP1472Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8603X1?
8603X1 is a BEARING,BALL,ANNULAR.
What parts can replace 8603X1?
There are 24 known substitutes for 8603X1: 496212-1, 4190575, 8603 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8603X1?
8603X1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-3489. 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