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Bearing designation

Closure group

Brand

KOYO20NSK19SKF7INA2EZO1FAG1IKO1

Detailed product type

Deep groove ball bearings1

Bearing dimensions

Minimum and maximum (mm)

Inside d

Outside D

Width B

Height H

Technical attributes

Series

6921

Sealing2RS vs ZZ selection guide →

2Z — Non-contact shield on both sides1

Internal clearance

CN (Group N) — Normal internal clearance1

Precision class

PN — Normal (ISO 492:2023)1

Cage

JN — Steel sheet metal1

Lubricant

Lubricating grease1

Performance

Dynamic load ≥ kN

Static load ≥ kN

Limit speed ≥ r/min

Mass ≤ kg

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