軸承代號(hào): NACHI 5204N - 帶止動(dòng)環(huán)槽雙列角接觸球軸承
軸承尺寸
d = 20
D = 47
B = 20.6
D1(max) = 44.6
a(max) = 2.46
b(min) = 1.35
D2(max) = 52.7
f(min) = 1.12
da(min) = 26
Da(max) = 41
ra(max) = 1
Cy(max) = 3.3
Mass = 0.12
額定動(dòng)負(fù)荷: 20000
額定靜負(fù)荷: 12700
極限轉(zhuǎn)速（潤(rùn)滑脂潤(rùn)滑）: 10000
極限轉(zhuǎn)速（油潤(rùn)滑）: 14000
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