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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 45 mm D - External diameter 85 mm B - Bearing/Inner ring width 19 mm C - Outer ring width 16 mm T - Total width 20,75 mm d1 - External diameter inner ring 63,6 mm a - Charge load application point 18,8 mm rs - Min fillet radius 1,5 mm r1s - Min fillet radius 1,5 mm Mass 0,474 kg ISO 355 reference T3DB045
PRODUCT PERFORMANCE C - Dynamic load 73,9 kN A2 - Rating life coefficient 1 C0 - Static load 82,9 kN Cu - Fatigue limit load 10,1 kN e - Coefficient 0.4 Y0 - Static axial load coefficient 0.81 Y2 - Upper axial load coefficient 1.48 N ref - Reference thermal speed 5400 tr/min N lim - Mechanical Limit Speed 8700 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) 8,09 Hz BPFI - Over rolling frequency on inner (60 rpm) 10,91 Hz BSF - Over rolling frequency on rolling element (60 rpm) 6,361 Hz BRF - Rotational frequency – rolling element (60 rpm) 3,181 Hz FTF - Rotational frequency - cage (60 rpm) 0,426 Hz
ABUTMENT da max - Max shoulder diameter IR 54 mm db min - Min IR shoulder diameter 53,5 mm Da min - Min shoulder diameter OR 74 mm Da max - Max shoulder diameter OR 78 mm Db min - Min OR shoulder diameter 80 mm Ca - Min clearance 3 mm Cb - Min clearance 4,5 mm ra max - Max fillet radius 1,5 mm r1a - Max fillet radius 1,5 mm
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