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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 85 mm D - External diameter 180 mm B - Bearing/Inner ring width 41 mm D1 - Inner diameter outer ring 153,1 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 H317 Radial clearance class CN Mass 5,16 kg
PRODUCT PERFORMANCE C - Dynamic load 341 kN C0 - Static load 344 kN Cu - Fatigue limit load 38,4 kN e - Coefficient 0.23 Y0 - Static axial load coefficient 2.93 Y1 - Lower axial load coefficient 2.99 Y2 - Upper axial load coefficient 4.46 N ref - Reference thermal speed 3600 tr/min N lim - Mechanical Limit Speed 4600 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) 6,705 Hz BPFI - Over rolling frequency on inner (60 rpm) 9,295 Hz BSF - Over rolling frequency on rolling element (60 rpm) 5,949 Hz BRF - Rotational frequency – rolling element (60 rpm) 2,975 Hz FTF - Rotational frequency - cage (60 rpm) 0,419 Hz
ABUTMENT da max - Max shoulder diameter IR 0 mm da min - Min shoulder diameter IR 99 mm db - Min diameter for Sleeve 91 mm Ce - Min length fro Sleeve 7 mm Da max - Max shoulder diameter OR 166 mm ra max - Max shaft & housing fillet radius 2,5 mm
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