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GEH-5304A
13
Table 3
Bearing Life at 1750 RPM Average Speed Vs. Load, W
(For other average speeds, multiply life by life factor)
Less Than
Speed 500 650 850 1150 1500 2000 2500 3000 4000 5000
Life Factor 2.15 1.83 1.55 1.29 1.10 .92 .80 .72 .60 .55
Description
Shaft Shaft
Curve Bearing Diameter Material
1 Standard
Ball
(309)
Standard (1-5/8) Standard
2 Oversize
Ball
(310)
Oversize (1-7/8) Standard
3 Oversize
Roller
(310)
Oversize (1-7/8) Special
Frame Sizes
CD2512AT and CD2513AT
Frame Sizes
CD2812AT and CD2813AT
Description
Shaft Shaft
Curve Bearing Diameter Material
1 Standard
Ball
(310)
Standard (1-7/8) Standard
2 Oversize
Ball
(311)
Oversize (2-1/8) Standard
3 Oversize
Roller
(311)
Oversize (2-1/8) Special