Also known as
21308CDKE4C3S11
21308E1K.C3
21308-E1-K-C3
21308-E1-XL-K-C3
CategorySpherical Roller Bearing
Weight and Dimensions
Inner (d) MM
40
Outer (D) MM
90
Width (B) MM
23
Inner (d) Inch
1.5748
Outer (D) Inch
3.5433
Width (B) Inch
0.9055
Weight (kg)
0.749
Product Properties
Bore
K - 1:12 Tapered Bore (Standard for Most Types)
Lubrication Enhancement
W33 - Lubrication Groove and 3 Holes
Seal
No Seal
Cage Type
S - Steel or Standard Cage
Radial Internal Play
C3 Internal Play (Higher than Cn)
Precision
Standard Precision
Heat Stabilization
S1 - Temperatures up to 200 °C
Vibrating Screen Execution
Non Vibrating Screen Execution
Suffix description
RZWithout Center Rib & Without Ribs On Both Sides (Pressed Steel Cage). - Longer Service Life – Up To 3 Times Longer. - Increased Speeds – Up to 25% Greater. - Improved Axial Load Performance – Up to 20% Higher. - High Temperature Capability – Up to 200˚C
KTapered Bore, Taper 1:12
W33Lubrication Groove And Three Holes In Bearing Outer Ring
C3Internal Clearance Larger Than Normal
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