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Spherical roller bearing, one-piece machined 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 75 mm D - External diameter 160 mm B - Bearing/Inner ring width 55 mm d2 - External diameter inner ring 0 mm D1 - Inner diameter outer ring 138,3 mm rs - Min fillet radius 2,1 mm Number of lubrication holes 3 b - Groove width 10,49 mm k - Hole diameter 5 mm Associated sleeve reference H2315 Radial clearance class C4 Mass 5,1 kg
PRODUCT PERFORMANCE C - Dynamic load 491 kN C0 - Static load 467 kN Cu - Fatigue limit load 53,9 kN e - Coefficient 0.34 Y0 - Static axial load coefficient 1.96 Y1 - Lower axial load coefficient 2 Y2 - Upper axial load coefficient 2.98 N ref - Reference thermal speed 3600 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) 5,592 Hz BPFI - Over rolling frequency on inner (60 rpm) 8,408 Hz BSF - Over rolling frequency on rolling element (60 rpm) 4,654 Hz BRF - Rotational frequency – rolling element (60 rpm) 2,327 Hz FTF - Rotational frequency - cage (60 rpm) 0,399 Hz
ABUTMENT da max - Max shoulder diameter IR 0 mm da min - Min shoulder diameter IR 87 mm db - Min diameter for Sleeve 82 mm Ce - Min length fro Sleeve 6 mm Da max - Max shoulder diameter OR 148 mm ra max - Max shaft & housing fillet radius 2 mm
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