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PartsTable / COMPONENT / WC87103X1ANG25
WC87103X1ANG25 ✓ 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: 8.00 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND, inner_ring_width: 0.3850 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-4088, 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
WC87103X1ANG25
NSN: 3110-00-156-4088
FSC: 3110
CAGE: 43334 — GENERAL MOTORS CORP DELCO MORAINE NDH DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter8.00 MILLIMETERS NOMINAL MM
seal_quantity2
load_directionRADIAL
surface_finishGROUND
inner_ring_width0.3850 INCHES NOMINAL IN
outer_ring_width0.4060 INCHES NOMINAL IN
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
bearing_seal_typeCONTACT
lubrication_materialGREASE
overall_outside_diameter22.00 MILLIMETERS NOMINAL MM
NSN3110-00-156-4088
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: WC87103X1ANG25 · 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
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: STEEL OVERALL
•
OVERALL OUTSIDE DIAMETER: 22.00 MILLIMETERS NOMINAL MM
•
INTERNAL FIT-UP CONTACT ANGULAR DIRECTION: PRIMARILY RADIAL
•
BEARING SEAL TYPE: CONTACT
•
INNER RING WIDTH: 0.3850 INCHES NOMINAL IN
•
SEAL QUANTITY: 2
TECHNICAL CHARACTERISTICS (FLIS)
LOAD DIRECTIONRADIAL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL OVERALL
OVERALL OUTSIDE DIAMETER22.00 MILLIMETERS NOMINAL MM
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONPRIMARILY RADIAL
BEARING SEAL TYPECONTACT
INNER RING WIDTH0.3850 INCHES NOMINAL IN
SEAL QUANTITY2
INTERNAL FIT-UP DESIGNATIONSTANDARD
STANDARD TOLERANCE DESIGNATIONABEC NO.1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
B17Interchangeable
Target,bull's-Eye
interchangeable
72-6970-533Interchangeable
interchangeable cross-reference
interchangeable
5313HInterchangeable
interchangeable cross-reference
interchangeable
VM191AInterchangeable
interchangeable cross-reference
interchangeable
WC586Interchangeable
interchangeable cross-reference
interchangeable
TT-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WC87103X1ANG25?
WC87103X1ANG25 is a BEARING,BALL,ANNULAR.
What parts can replace WC87103X1ANG25?
There are 21 known substitutes for WC87103X1ANG25: B17, 72-6970-533, 5313H and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for WC87103X1ANG25?
WC87103X1ANG25 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-4088. 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