Page 705 - SKF-bearing-housings

Design considerations

Table 2
Bearing data for inch SKF ConCentra roller bearing units
Shaft diameter Load ratings Fatigue load Calculation factors Bearing mean
limit diameter
from to dynamic static
C C 0 P u e Y 1 Y 2 Y 0 d m
in. lbf. lbf. – in.

1 7 /16 1 1 /2 21 700 20 300 2 200 0.28 2.4 3.6 2.5 2.36
1 11 /16 1 3 /4 23 000 22 100 2 430 0.26 2.6 3.9 2.5 2.56
1 15 /16 2 23 400 24 100 2 650 0.24 2.8 4.2 2.8 2.76
2 3 /16 28 100 28 600 3 080 0.24 2,8 4.2 2.8 3.05
2 7 /16 2 1 /2 43 400 41 100 5 400 0.24 2.8 4.2 2.8 3.64
2 11 /16 3 47 700 54 000 5 960 0.22 3 4.6 2.8 4.04
3 7 /16 3 1 /2 73 100 84 400 8 770 0.24 2.8 4.2 2.8 4,92
3 11 /16 4 95 700 110 000 11 020 0.24 2.8 4.2 2.8 5.51

Table 3
Bearing data for collar-mount roller bearing units
Shaft diameter Load ratings Fatigue load Calculation factors Bearing mean
limit diameter
from to dynamic static
C C 0 P u e Y 1 Y 2 Y 0 d m
in. lbf. lbf. – in.
1 7 /16 1 1 /2 16 600 18 300 2 050 0.28 2.4 3.6 2.5 2.36
1 11 /16 1 3 /4 17 300 19 800 2 130 0.26 2.6 3.9 2.5 2.56
1 15 /16 2 19 000 22 500 2 470 0.24 2.8 4.2 2.8 2.76
2 3 /16 22 400 26 500 2 900 0.24 2.8 4.2 2.8 3.05
2 7 /16 2 1 /2 33 300 41 100 4 770 0.24 2.8 4.2 2.8 3.64
2 11 /16 3 35 500 46 800 5 310 0.22 3 4.6 2.8 4.04
3 7 /16 3 1 /2 56 900 76 400 8 430 0.31 2.2 3.3 2.2 4.92
3 11 /16 4 69 900 93 300 11 900 0.24 2.8 4.2 2.8 5.51
4 7 /16 4 1 /2 91 700 126 000 12 800 0.25 2.7 4 2.5 6.10
4 15 /16 123 000 180 000 17 500 0.26 2.6 3.9 2.5 7.09

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