Fafnir 3MM9118WI DUM Super Precision Angular Contact Ball Bearing

Manufacturer: FAFNIR

Type: Spindle Angular Contact Ball Bearing

Model: 3MM9118WIDUM

Alternative part number: 7018



Dimensions:

Bore Diameter d: 90 mm

Outer diameter D: 140 mm

Width B: 24 mm

Contact angle α: 25 °

Mounting: Duplex pairs of bearings

Basic load ratings:

Dynamic C_r: 75200 N

Static C_0r: 65800 N

Speed rating: 8300 RPM

Operating Speed (DUM):

Grease: 4950 RPM

Oil: 8460 RPM

Preload (DUM): 1780 N

Cage: Phenolic cage