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專業(yè)定制:軋機軸承,回轉(zhuǎn)支承軸承,滾輪軸承

NACHI軸承 7011DB 詳細參數(shù)
軸承代號: NACHI 7011DB - 角接觸球軸承(背對背DB)
軸承尺寸
d = 55D = 90
B = 18
a = 11.9
da1(min) = 61
da2(min) = 61
Da1(max) = 84
Da2(max) = 86
ra(max) = 1
ra1(max) = 0.6
Mass = 0.42
額定動負荷: 50500
額定靜負荷: 52500
極限轉(zhuǎn)速(潤滑脂潤滑): 5000
極限轉(zhuǎn)速(油潤滑): 6700