B7210-E-T-P4S-UL Super Precision Angular Contact Spindle Bearing 50x90x20mm B7210ETP4SUL Yoke Type Track Rollers NNTR M 70 = Medium series

M 70 = Medium series bearing USS = Standard single row spindle bearings with steel balls / fibre cage 85 = 85mm bore A21 = 21 degree contact angle I = Tolerance class inner ring: more accurate than P4 or ABEC 7 I = Tolerance class outer ring: more accurate than P4 or ABEC 7 M = Medium preload

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B7210-E-T-P4S-UL Super Precision Angular Contact Spindle Bearing 50x90x20mm B7210ETP4SUL Yoke Type Track Rollers NNTR M 70 = Medium seriesB7210 E T P4S UL Super Precision Angular Contact Spindle Bearing 50x90x20mm B7210ETP4SUL Inside Diameter: 50mm Outside Diameter: 90mm Width: 20mm Seals Shields: None Style: Single Universal Matchable Bearing Bearing Preload: Light preload Need High Performance Grease Bearing dimensions d = 50mm D = 90mm B = 20mm rs min = 1. 1mm r1s min = 1. 1mm Abutment dimensions da min = 57 mm Da min = 83mm ra max = 1mm rb max = 1mm Etk nominal = 66. 2 kN Speeds,