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Spherical roller bearing, one-piece machined cage, tapered bore 1:12
The spherical roller bearing withstands significant loads and misalignments . This type of roller bearing is well adapted to harsh operating conditions : impacts or vibrations (crushers, vibrating screens, heavy handling, etc.). With the ULTAGE design, NTN offers as standard, unsurpassed endurance and longevity.
Log in To add this product to your basket Documentation Product information PRODUCT DEFINITION Brand SNR d - Internal diameter 90 mm D - External diameter 190 mm B - Bearing/Inner ring width 43 mm D1 - Inner diameter outer ring 161,5 mm rs - Min fillet radius 3 mm Number of lubrication holes 0 b - Groove width 0 mm k - Hole diameter 0 mm Associated sleeve reference H318 Radial clearance class CN Mass 6,03 kg
PRODUCT PERFORMANCE C - Dynamic load 370 kN C0 - Static load 377 kN Cu - Fatigue limit load 41,3 kN e - Coefficient 0.22 Y0 - Static axial load coefficient 2.93 Y1 - Lower axial load coefficient 3 Y2 - Upper axial load coefficient 4.47 N ref - Reference thermal speed 3400 tr/min N lim - Mechanical Limit Speed 4300 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 200 °C
BEARING FREQUENCIES BPFO - Over rolling frequency on outer ring (60 rpm) 6,72 Hz BPFI - Over rolling frequency on inner (60 rpm) 9,28 Hz BSF - Over rolling frequency on rolling element (60 rpm) 6,024 Hz BRF - Rotational frequency – rolling element (60 rpm) 3,012 Hz FTF - Rotational frequency - cage (60 rpm) 0,42 Hz
ABUTMENT da max - Max shoulder diameter IR 0 mm da min - Min shoulder diameter IR 104 mm db - Min diameter for Sleeve 96 mm Ce - Min length fro Sleeve 7 mm Da max - Max shoulder diameter OR 176 mm ra max - Max shaft & housing fillet radius 2,5 mm
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