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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 68 mm C - Outer ring width 58 mm T - Total width 71,75 mm d1 - External diameter inner ring 193 mm a - Charge load application point 61 mm rs - Min fillet radius 4 mm r1s - Min fillet radius 3 mm Mass 14,2 kg ISO 355 reference T4FD140
PRODUCT PERFORMANCE C - Dynamic load 675 kN C0 - Static load 920 kN Cu - Fatigue limit load 92 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 158 mm db min - Min IR shoulder diameter 158 mm Da min - Min shoulder diameter OR 210 mm Da max - Max shoulder diameter OR 236 mm Db min - Min OR shoulder diameter 238 mm Ca - Min clearance 9 mm Cb - Min clearance 13,5 mm ra max - Max fillet radius 3 mm r1a - Max fillet radius 2,5 mm
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