軸承代號(hào): NACHI 5207NR - 帶止動(dòng)環(huán)雙列角接觸球軸承
軸承尺寸
d = 35
D = 72
B = 27
D1(max) = 68.81
a(max) = 3.28
b(min) = 1.9
D2(max) = 78.6
f(min) = 1.7
da(min) = 42
Da(max) = 65
ra(max) = 1
Cy(max) = 4.7
Mass = 0.43
額定動(dòng)負(fù)荷: 40000
額定靜負(fù)荷: 29500
極限轉(zhuǎn)速（潤(rùn)滑脂潤(rùn)滑）: 7000
極限轉(zhuǎn)速（油潤(rùn)滑）: 9500
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