... equipment Crane hook Vertical water pumps etc. Specifications1. Structure : Thrust ball.2. Heat-resistant.3. Flange bearing.4. ISO9001:2000 Quality ... : ABEC1,ABEC3,ABEC5,ABEC7,ABEC9,P0,P6,P5,P4,P2Delivery time: 5-20days for standard,30days for non-standard .Payment terms ... can provide other packaging materials according to customers requirment. Thrust ball bearing 51100 series