>> P.202
注(1)这是倒角尺寸r的最小容许尺寸。(2)容许转速适用于润滑脂润滑。备注1.外圈上设有油槽并设1个油孔。2.两侧密封型已封入润滑脂。单侧密封型未封入润滑脂,请适当润滑后使用。密封型、附带内圈轴径45-110mm轴径mm公称型号质量(参考)g两侧密封型单侧密封型单侧密封型两侧密封型4550556065707580859095100110NA4909UU──NA6909UU─NA6909U─NA6910U─NA6911U─NA6912U─NA6913U─NA6914U─NA6915U─NA6916U─NA6917U─NA6918U─NA6919U───NA6910UU─NA6911UU─NA6912UU─NA6913UU─NA6914UU─NA6915UU─NA6916UU─NA6917UU─NA6918UU─NA6919UU──NA4910UU─NA4911UU─NA4912UU─NA4913UU─NA4914UU─NA4915UU─NA4916UU─NA4917UU─NA4918UU─NA4919UU─NA4920UUNA4922UUNA4909U─NA4910U─NA4911U─NA4912U─NA4913U─NA4914U─NA4915U─NA4916U─NA4917U─NA4918U─NA4919U─NA4920UNA4922U454550505555656560607070757580808585909095951001106868727280809090858510010010510511011012012012512513013014015022402240254525452545305430543054356335633563404023412341264626462646315531553155366436643664414129052029553041573044578547584581514807701400860157013002360136024801420260019802150主要尺寸mmDCBdNA49…UU202车削型滚针轴承
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