轴承公称型号 轴径 顶丝公称型号 D 尺寸 B 尺寸 C 尺寸 基本额定负荷
Cr     Cor
NA306-19 1-3/16 in 5/16-24UNF 72 mm  2.835 in 36.5 mm  1.437 in 50 mm  1.969 in 26.7 kN
6002 lbf
15.0 kN
3372 lbf
NA307-23 1-7/16 in 5/16-24UNF 80 mm  3.150 in 38.1 mm  1.500 in 51.6 mm  2.031 in 33.4 kN
7508 lbf
19.3 kN
4338 lbf
NA308-24 1-1/2 in 5/16-24UNF 90 mm  3.543 in 41.3 mm  1.626 in 57.1 mm  2.248 in 40.7 kN
9149 lbf
24.0 kN
5395 lbf
NA309-27 1-11/16 in 5/16-24UNF 100 mm  3.937 in 42.9 mm  1.689 in 58.7 mm  2.311 in 48.9 kN
10993 lbf
29.5 kN
6631 lbf
NA310-31 1-15/16 in 3/8-24UNF 110 mm  4.331 in 49.2 mm  1.937 in 66.6 mm  2.622 in 62.0 kN
13938 lbf
38.3 kN
8610 lbf
NA311-35 2-3/16 in 3/8-24UNF 120 mm  4.724 in 55.6 mm  2.189 in 73 mm  2.874 in 71.6 kN
16096 lbf
45.0 kN
10116 lbf
NA312-39 2-7/16 in 3/8-24UNF 130 mm  5.118 in 61.9 mm  2.437 in 79.4 mm  3.126 in 81.9 kN
18411 lbf
52.2 kN
11735 lbf
NA314-43 2-11/16 in 1/2-20UNF 150 mm  5.906 in 68.3 mm  2.689 in 92.1 mm  3.626 in 104.0 kN
23380 lbf
68.2 kN
15332 lbf
NA315-47 2-15/16 in 5-8/18UNF 160 mm  6.299 in 74.6 mm  2.937 in 100 mm  3.937 in 113.0 kN
25403 lbf
77.2 kN
17355 lbf
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