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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 25 mm D - External diameter 62 mm B - Bearing/Inner ring width 24 mm C - Outer ring width 20 mm T - Total width 25,25 mm d1 - External diameter inner ring 42,3 mm a - Charge load application point 15,9 mm rs - Min fillet radius 1,5 mm r1s - Min fillet radius 1,5 mm Mass 0,37 kg ISO 355 reference T2FD025
PRODUCT PERFORMANCE C - Dynamic load 67,7 kN A2 - Rating life coefficient 1 C0 - Static load 69 kN Cu - Fatigue limit load 8,4 kN e - Coefficient 0.3 Y0 - Static axial load coefficient 1.1 Y2 - Upper axial load coefficient 2 N ref - Reference thermal speed 7700 tr/min N lim - Mechanical Limit Speed 12000 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) 5,121 Hz BPFI - Over rolling frequency on inner (60 rpm) 7,879 Hz BSF - Over rolling frequency on rolling element (60 rpm) 4,416 Hz BRF - Rotational frequency – rolling element (60 rpm) 2,208 Hz FTF - Rotational frequency - cage (60 rpm) 0,394 Hz
ABUTMENT da max - Max shoulder diameter IR 32 mm db min - Min IR shoulder diameter 33,5 mm Da min - Min shoulder diameter OR 52 mm Da max - Max shoulder diameter OR 53,5 mm Db min - Min OR shoulder diameter 57 mm Ca - Min clearance 3 mm Cb - Min clearance 5 mm ra max - Max fillet radius 1,5 mm r1a - Max fillet radius 1,5 mm
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