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7248BCBM
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Technical Parameter
型号
主要尺寸及数据
d 240 mm 内径
D 440 mm 外径
B 72 mm 宽度
d1≈ 322 mm 挡肩直径
d2≈ 292 mm 挡肩直径
D1、D2 ≈ 361 mm 挡肩直径
r1.2 min 4 mm 倒角尺寸
r3.4 min 1.5 mm 倒角尺寸
α 180 mm 侧面到压力点的距离
m 49 kg 质量
安装尺寸
da min 257 mm 轴挡肩尺寸
Da max 423 mm 座挡肩尺寸
Db max 431 mm 座挡肩尺寸
ra max 4 mm 轴倒角半径
rb max 1.5 mm 座倒角半径
其他数据
Cr 471.45 kN 基本额定载荷动态
Cor 703.5 kN 基本额定载荷静态
Pur 16.07 kN 疲劳载荷极限
nB 1680 r/min 参考转速
nG 2730 r/min 极限转速
A 5.12 计算系数
Kr 0.08 计算系数
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于 2024-10-22 日从 http://www.sdkmr.com/ 生成
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