MinebeaMitsumi (NMB)

Bearing

23944 CCK/W33

Spherical roller bearing with tapered bore and relubrication features

MinebeaMitsumi (NMB) 23944 CCK/W33

From ~$161.72at Zoro

Zoro·Amazon

Specifications

Bore (d)220.000 mm
Outer Diameter (D)300.000 mm
Width (B)60.000 mm
Seal TypeOpen
Bearing TypeSpherical Roller
Dynamic Load (C)661.000 kN
Static Load (C₀)1080.000 kN
Speed — Grease2,000 RPM
Speed — Oil2,200 RPM
Temperature Range-30°C to 120°C
Rows1
ClearanceCN/Normal

NMB equivalent

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