21306CC/C3 SKF Spherical Roller Bearing with Cylindrical Bore 30x72x19mm
SKF Spherical roller bearing with cylindrical bore and C3 clearance 30mm inside x 72mm outside x 19mm width
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From
£69.28
£57.73 exc.VAT
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SKF Spherical roller bearings can accommodate heavy loads in both directions. They are self-aligning and accommodate misalignment and shaft deflections, with virtually no increase in friction or temperature. They can be used in a modular system, including housings, sleeves and nuts.
Accommodate misalignment
High load carrying capacity
Low friction and long service life
Increased wear resistance
Dimensions
d 30 mm Bore diameter
D 72 mm Outside diameter
B 19 mm Width
d2 ?43.3 mm Shoulder diameter of inner ring
D1 ?58.8 mm Shoulder/recess diameter of outer ring
r1,2 min.1.1 mm Chamfer dimension
Abutment dimensions
da min.37 mm Diameter of shaft abutment
Da max.65 mm Diameter of housing abutment
ra max.1 mm Radius of fillet
Calculation data
Basic dynamic load rating C 65.7 kN
Basic static load rating C0 61 kN
Fatigue load limit Pu 6.8 kN
Reference speed 9 500 r/min
Limiting speed 13 000 r/min
Limiting value e 0.27
Calculation factor Y1 2.5
Calculation factor Y2 3.7
Calculation factor Y0 2.5
Mass
Mass 0.41 kg
Properties
Bore type Cylindrical
Cage Sheet metal
Locating feature, bearing outer ring Without
Lubricant None
Number of rows 2
Radial internal clearance C3
Relubrication feature Without
Sealing Without
Accommodate misalignment
High load carrying capacity
Low friction and long service life
Increased wear resistance
Dimensions
d 30 mm Bore diameter
D 72 mm Outside diameter
B 19 mm Width
d2 ?43.3 mm Shoulder diameter of inner ring
D1 ?58.8 mm Shoulder/recess diameter of outer ring
r1,2 min.1.1 mm Chamfer dimension
Abutment dimensions
da min.37 mm Diameter of shaft abutment
Da max.65 mm Diameter of housing abutment
ra max.1 mm Radius of fillet
Calculation data
Basic dynamic load rating C 65.7 kN
Basic static load rating C0 61 kN
Fatigue load limit Pu 6.8 kN
Reference speed 9 500 r/min
Limiting speed 13 000 r/min
Limiting value e 0.27
Calculation factor Y1 2.5
Calculation factor Y2 3.7
Calculation factor Y0 2.5
Mass
Mass 0.41 kg
Properties
Bore type Cylindrical
Cage Sheet metal
Locating feature, bearing outer ring Without
Lubricant None
Number of rows 2
Radial internal clearance C3
Relubrication feature Without
Sealing Without