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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 SNR d - Internal diameter 70 mm D - External diameter 125 mm B - Bearing/Inner ring width 31 mm C - Outer ring width 27 mm T - Total width 33,25 mm d1 - External diameter inner ring 95,9 mm a - Charge load application point 29 mm rs - Min fillet radius 2 mm r1s - Min fillet radius 1,5 mm Mass 1,64 kg ISO 355 reference T3EC070
PRODUCT PERFORMANCE C - Dynamic load 186 kN A2 - Rating life coefficient 1 C0 - Static load 239 kN Cu - Fatigue limit load 29,2 kN e - Coefficient 0.42 Y0 - Static axial load coefficient 0.79 Y2 - Upper axial load coefficient 1.43 N ref - Reference thermal speed 3300 tr/min N lim - Mechanical Limit Speed 5600 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 120 °C
BEARING FREQUENCIES BPFO - Over rolling frequency on outer ring (60 rpm) 8,577 Hz BPFI - Over rolling frequency on inner (60 rpm) 11,423 Hz BSF - Over rolling frequency on rolling element (60 rpm) 6,632 Hz BRF - Rotational frequency – rolling element (60 rpm) 3,316 Hz FTF - Rotational frequency - cage (60 rpm) 0,429 Hz
ABUTMENT da max - Max shoulder diameter IR 80 mm db min - Min IR shoulder diameter 80 mm Da min - Min shoulder diameter OR 108 mm Da max - Max shoulder diameter OR 116,5 mm Db min - Min OR shoulder diameter 119 mm Ca - Min clearance 4 mm Cb - Min clearance 6 mm ra max - Max fillet radius 2 mm r1a - Max fillet radius 1,5 mm
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