Bearings Online Catalogue

Home > Bearings Catalogue Online > Self-Aligning Ball Bearings

Bearing 1221 (AST)

Self Aligning Double Row Ball Bearings 1221

Bearing number : 1221

Size (mm) : 105x190x36

Brand : AST

Bore Diameter (mm) : 105

Outer Diameter (mm) : 190

Width (mm) : 36

Bearing dimensions and specification in AST catalogue:

(dimensions in mm)

Bearing Type - double row self-aligning

Bore Dia (d) - 105.0000

Outer Dia (D) - 190.0000

Width (B) - 36.0000

Radius (min) (rs) - 2.100

Dynamic Load Rating (Cr) - 75,000

Static Load Rating (Cor) - 32,500

Max Speed (Grease) (X1000 RPM) - 3,000

Max Speed (Oil) (X1000 RPM) - 3,600

Max. Shaft Shoulder Dia. Inner (Li) - 116.0

Min. Housing Shoulder Dia., Outer (Lo) - 179.0

Weight (g) - 4,520.00

Precision - A1

Standard Clearance - C0

Material - 52100 Chrome steel (or equivalent)

The maximum recommended angular misalignment is 4 degrees. When the bearing is misaligned, the applied dynamic radial load must be less than 10% of the dynamic capacity.

This bearing is also available with a tapered bore, add a suffix "K" after the four digit number.

Tags :  AST , 105x190x36