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Bearing 21312MBK (AST)
Spherical Roller Bearings 21312MBK
Bearing number : 21312MBK
Size (mm) : 60x130x31
Brand : AST
Bore Diameter (mm) : 60
Outer Diameter (mm) : 130
Width (mm) : 31
Bearing dimensions and specification in AST catalogue:
(dimensions in mm)
Bearing Type - tapered bore
Bore Dia (d) - 60.0000
Outer Dia (D) - 130.0000
Width (B) - 31.0000
Radius (min) (rs) - 2.100
Dynamic Load Rating (Cr) - 148,000
Static Load Rating (Cor) - 152,000
Max Speed (Grease) (X1000 RPM) - 3
Max Speed (Oil) (X1000 RPM) - 4
Weight (g) - 2,130.00
Material - 52100 Chrome steel, or equivalent
Inner ring guided, machined brass cage.
Tapered Bore, taper = 1:12
Unless otherwise specified, the internal radial clearance is "C0" or "C Normal".
Basic Radial Load Factor "e" = 0.24
Basic Radial Load Factor "Y1" = 2.9
Basic Radial Load Factor "Y2" = 4.3
Basic Radial Load Factor "Y0" = 2.8
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