NTN B中滚珠轴承内环直径60mm外环直径130mm宽31mm 角接触球轴承 7312

No seal
Operating temperature range: -25 to 120°C
Inner ring diameter (mm): 60
Outer ring diameter (mm): 130
Width (mm): 31
Accuracy grade: JIS B 1514 Grade 0
Dimensions inner diameter d(mm): 60
Dimensions outer diameter D(mm): 130
尺寸宽度b（mm）：31

高碳铬轴承钢

1720g

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• rohs2