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Tapered roller bearing, pressed steel cage
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 140 mm D - External diameter 250 mm B - Bearing/Inner ring width 42 mm C - Outer ring width 36 mm T - Total width 45,75 mm d1 - External diameter inner ring 189 mm a - Charge load application point 48,5 mm rs - Min fillet radius 4 mm r1s - Min fillet radius 3 mm Mass 8,73 kg ISO 355 reference T4FB140
PRODUCT PERFORMANCE C - Dynamic load 465 kN C0 - Static load 570 kN Cu - Fatigue limit load 57 kN A2 - Rating life coefficient 1 e - Coefficient 0.44 Y0 - Static axial load coefficient 0.76 Y2 - Upper axial load coefficient 1.38 N lim - Oil lubrication limit speed 1900 tr/min N lim - Grease lubrication limit speed 1400 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 120 °C
ABUTMENT da max - Max shoulder diameter IR 163 mm db min - Min IR shoulder diameter 158 mm Da min - Min shoulder diameter OR 219 mm Da max - Max shoulder diameter OR 236 mm Db min - Min OR shoulder diameter 237 mm Ca - Min clearance 7 mm Cb - Min clearance 9,5 mm ra max - Max fillet radius 3 mm r1a - Max fillet radius 2,5 mm
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