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Technical Data Sheet
PartsTable / COMPONENT / 536218
536218 ✓ 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include construction: ONE-PIECE, outside_diameter: 0.310 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 0.251 INCHES MINIMUM AND 0.255 INCHES MAXIMUM 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 3110-00-100-0678, 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
536218
NSN: 3110-00-100-0678
FSC: 3110
CAGE: 66155 — PORTA DRILL INC (USA)
SPECIFICATIONS
constructionONE-PIECE
outside_diameter0.310 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter0.251 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
NSN3110-00-100-0678
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 536218 · 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
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
CONE CORNER RADIUS: 0.1406 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
CONE WIDTH: 1.8375 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
BORE DIAMETER: 2.8750 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
CONE CORNER RADIUS0.1406 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
CONE WIDTH1.8375 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
BORE DIAMETER2.8750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
744-0-130ACVVInterchangeable
interchangeable cross-reference
interchangeable
744Interchangeable
interchangeable cross-reference
interchangeable
744-0-130VAC400HZInterchangeable
interchangeable cross-reference
interchangeable
1800-36Interchangeable
interchangeable cross-reference
interchangeable
AR 50231Interchangeable
interchangeable cross-reference
interchangeable
HP14Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 536218?
536218 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 536218?
There are 17 known substitutes for 536218: 744-0-130ACVV, 744, 744-0-130VAC400HZ and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 536218?
536218 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0678. 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