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Spherical roller bearing, polyamide cage, groove and lubrication holes on outer ring, 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 85 mm D - External diameter 150 mm B - Bearing/Inner ring width 36 mm d2 - External diameter inner ring 100,7 mm D1 - Inner diameter outer ring 136,5 mm rs - Min fillet radius 2 mm Number of lubrication holes 3 b - Groove width 7,05 mm k - Hole diameter 3,5 mm Associated sleeve reference H317 Radial clearance class C3 Mass 2,5 kg
PRODUCT PERFORMANCE C - Dynamic load 324 kN C0 - Static load 330 kN Cu - Fatigue limit load 38 kN e - Coefficient 0.22 Y0 - Static axial load coefficient 3.01 Y1 - Lower axial load coefficient 3.07 Y2 - Upper axial load coefficient 4.58 N ref - Reference thermal speed 4100 tr/min N lim - Mechanical Limit Speed 5400 tr/min Tmin - Min operating temperature -20 °C Tmax - Max operating temperature 120 °C
BEARING FREQUENCIES BPFO - Over rolling frequency on outer ring (60 rpm) 7,634 Hz BPFI - Over rolling frequency on inner (60 rpm) 10,366 Hz BSF - Over rolling frequency on rolling element (60 rpm) 6,369 Hz BRF - Rotational frequency – rolling element (60 rpm) 3,185 Hz FTF - Rotational frequency - cage (60 rpm) 0,424 Hz
ABUTMENT da max - Max shoulder diameter IR 0 mm da min - Min shoulder diameter IR 96 mm db - Min diameter for Sleeve 91 mm Ce - Min length fro Sleeve 12 mm Da max - Max shoulder diameter OR 139 mm ra max - Max shaft & housing fillet radius 2 mm
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