Angular Contact Ball Bearings | Ball Bearings |
2018-1-5 · Deep Groove Ball Bearings Friction torque Shield (Z, ZE) Non-contact Rubber Seal (NK, NKE) Contact Rubber Seal (NSL, NSE) Characteristics Low Low Higher than NK,NKE, Z and ZE Grease sealing Good Better than Z,ZE ・Exellent at low speed ・The grease may leak from the bearing at high speeds and high temperature.
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