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The single row tapered roller bearing is available in metric dimensions (ISO 355 and JIS B 1512 standards) and in inches (ABMA standard, metric series including J). The single row in tapered roller bearing range, is the most widely used and is generally mounted in opposition.
Log in To add this product to your basket Documentation Product information PRODUCT DEFINITION Brand NTN d - Internal diameter 320 mm D - External diameter 440 mm B - Bearing/Inner ring width 72 mm C - Outer ring width 63 mm T - Total width 76 mm a - Charge load application point 85 mm rs - Min fillet radius 3 mm r1s - Min fillet radius 3 mm Mass 33,2 kg
PRODUCT PERFORMANCE C - Dynamic load 955 kN C0 - Static load 1880 kN Cu - Fatigue limit load 153 kN e - Coefficient 0.39 Y0 - Static axial load coefficient 0.85 Y2 - Upper axial load coefficient 1.55 N lim - Oil lubrication limit speed 900 tr/min N lim - Grease lubrication limit speed 670 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 120 °C
ABUTMENT Da min - Min shoulder diameter OR 392 mm Da max - Max shoulder diameter OR 426 mm Db min - Min OR shoulder diameter 424,5 mm Ca - Min clearance 13 mm Cb - Min clearance 13 mm ra max - Max fillet radius 3 mm r1a - Max fillet radius 2,5 mm
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