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Spherical roller bearing, pressed steel 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 110 mm D - External diameter 170 mm B - Bearing/Inner ring width 45 mm d2 - External diameter inner ring 123,8 mm D1 - Inner diameter outer ring 154,6 mm rs - Min fillet radius 2 mm Number of lubrication holes 3 b - Groove width 7,45 mm k - Hole diameter 3,5 mm Associated sleeve reference H322 Radial clearance class C4 Mass 3,45 kg
PRODUCT PERFORMANCE C - Dynamic load 417 kN C0 - Static load 517 kN Cu - Fatigue limit load 56,7 kN e - Coefficient 0.23 Y0 - Static axial load coefficient 2.89 Y1 - Lower axial load coefficient 2.95 Y2 - Upper axial load coefficient 4.4 N ref - Reference thermal speed 3500 tr/min N lim - Mechanical Limit Speed 4200 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) 10,172 Hz BPFI - Over rolling frequency on inner (60 rpm) 12,828 Hz BSF - Over rolling frequency on rolling element (60 rpm) 8,446 Hz BRF - Rotational frequency – rolling element (60 rpm) 4,223 Hz FTF - Rotational frequency - cage (60 rpm) 0,442 Hz
ABUTMENT da max - Max shoulder diameter IR 0 mm da min - Min shoulder diameter IR 118,8 mm db - Min diameter for Sleeve 118 mm Ce - Min length fro Sleeve 14 mm Da max - Max shoulder diameter OR 161,2 mm ra max - Max shaft & housing fillet radius 2 mm
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