NSK

Bearing

6311C3

deep groove bearing, 55mm bore, C3 clearance

NSK 6311C3

From ~$54.24at Zoro

Zoro·Amazon

$54.24 part + $2.71 service fee · Supplied by Zoro

Specifications

Bore (d)55.000 mm
Outer Diameter (D)120.000 mm
Width (B)29.000 mm
Seal Typec3
Bearing TypeDeep Groove
Dynamic Load (C)70.100 kN
Static Load (C₀)40.700 kN
Speed — Grease4,800 RPM
Speed — Oil6,000 RPM
Temperature Range-30°C to 120°C
Rows1
ClearanceCN/Normal

Need help finding the right bearing?

Ask BearingBrain →

Need expert help with bearing selection, failure analysis, or application engineering?

Talk to a bearing engineer →

© 2026 BearingBrainMade by Adam