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Technical Data Sheet
PartsTable / COMPONENT / 5218KD
5218KD ✓ 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: 90.00 MILLIMETERS NOMINAL MM, overall_width: 2.0625 INCHES NOMINAL IN, load_direction: ANGULAR, 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 3110-00-156-5378, 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
5218KD
NSN: 3110-00-156-5378
FSC: 3110
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter90.00 MILLIMETERS NOMINAL MM
overall_width2.0625 INCHES NOMINAL IN
load_directionANGULAR
surface_finishGROUND
shield_quantity1
style_designatorLOADING GROOVE, NON-SEPARABLE
overall_outside_diameter160.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
nondefinitive_spec/std_data145 TYPE AND 00 GRADE
retainer_fabrication_methodPRESSED
NSN3110-00-156-5378
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 5218KD · 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
•
INTERNAL FIT-UP CONTACT ANGULAR DIRECTION: INWARD CONVERGENT
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
LOAD DIRECTION: ANGULAR
•
NONDEFINITIVE SPEC/STD DATA: 145 TYPE AND 00 GRADE
•
MATERIAL: STEEL OVERALL
•
DEPARTURE FROM CITED DESIGNATOR: AS MODIFIED BY SHIELD QUANTITY
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONINWARD CONVERGENT
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LOAD DIRECTIONANGULAR
NONDEFINITIVE SPEC/STD DATA145 TYPE AND 00 GRADE
MATERIALSTEEL OVERALL
NONDEFINITIVE SPEC/STD DATA145 TYPE AND 00 GRADE
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY SHIELD QUANTITY
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
BORE SHAPESTRAIGHT
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
5518Interchangeable
interchangeable cross-reference
interchangeable
MILS4040Interchangeable
interchangeable cross-reference
interchangeable
2489624Interchangeable
interchangeable cross-reference
interchangeable
312W475Interchangeable
interchangeable cross-reference
interchangeable
52546DInterchangeable
interchangeable cross-reference
interchangeable
714163Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5218KD?
5218KD is a BEARING,BALL,ANNULAR.
What parts can replace 5218KD?
There are 20 known substitutes for 5218KD: 5518, MILS4040, 2489624 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5218KD?
5218KD is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-5378. 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