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Technical Data Sheet
PartsTable / COMPONENT / 504902-3
504902-3 ✓ 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: 6.00 MILLIMETERS NOMINAL MM, overall_width: 7.0 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 3110-00-156-5307, 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
504902-3
NSN: 3110-00-156-5307
FSC: 3110
CAGE: 23667 — SMITHS DETECTION INC. DBA SMITHS DETECTION INC CASC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter6.00 MILLIMETERS NOMINAL MM
overall_width7.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
style_designatorCOUNTERBORED OUTER RING, MAGNETO TYPE, S EPARABLE
overall_outside_diameter24.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
nondefinitive_spec/std_data132 TYPE AND 00 GRADE
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
NSN3110-00-156-5307
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 504902-3 · 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
•
NONDEFINITIVE SPEC/STD DATA: 132 TYPE AND 00 GRADE
•
SURFACE FINISH: GROUND
•
BORE DIAMETER: 6.00 MILLIMETERS NOMINAL MM
•
LOAD DIRECTION: RADIAL
•
OVERALL OUTSIDE DIAMETER: 24.00 MILLIMETERS NOMINAL MM
•
STYLE DESIGNATOR: COUNTERBORED OUTER RING, MAGNETO TYPE, S EPARABLE
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH7.0 MILLIMETERS NOMINAL MM
NONDEFINITIVE SPEC/STD DATA132 TYPE AND 00 GRADE
SURFACE FINISHGROUND
BORE DIAMETER6.00 MILLIMETERS NOMINAL MM
LOAD DIRECTIONRADIAL
OVERALL OUTSIDE DIAMETER24.00 MILLIMETERS NOMINAL MM
STYLE DESIGNATORCOUNTERBORED OUTER RING, MAGNETO TYPE, S EPARABLE
MATERIALSTEEL OVERALL
NONDEFINITIVE SPEC/STD DATA132 TYPE AND 00 GRADE
STYLE DESIGNATORCOUNTERBORED OUTER RING, MAGNETO TYPE, S EPARABLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
1201-86212Interchangeable
interchangeable cross-reference
interchangeable
E86Interchangeable
interchangeable cross-reference
interchangeable
5986005GP1Interchangeable
interchangeable cross-reference
interchangeable
E87Interchangeable
interchangeable cross-reference
interchangeable
F1385500PCC86LR86Interchangeable
interchangeable cross-reference
interchangeable
ND8-6N01Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 504902-3?
504902-3 is a BEARING,BALL,ANNULAR.
What parts can replace 504902-3?
There are 10 known substitutes for 504902-3: 1201-86212, E86, 5986005GP1 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 504902-3?
504902-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-5307. 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