Catalogs

Cuscinetto radiale a rullini ed assiali a rulli cilindrici - ZARF55145-TV

Cuscinetto radiale a rullini ed assiali a rulli cilindrici
Manufacturer: Schaeffler

Description

Cuscinetti combinati radiali a rullini e assiali a rulli cilindrici ZARF, azione bilaterale, avvitabile
Products specifications
Bore diameter 55 mm
Diametro esterno 145 mm
Hight 82 mm
Coefficiente di carico dinamico, assiale 177.000 N
Coefficiente di carico statico, assiale 500.000 N
coefficiente di carico dinamico, radiale 44.000 N
coefficiente di carico statico, radiale 98.000 N
Carico limite a fatica, assiale 46.500 N
Carico limita a fatica, radiale 13.800 N
Limiting speed for oil lubrication 2.900 1/min
Limiting speed for grease lubrication 1.000 1/min
Bearing friction torque 4 Nm
Peso 4,086 kg
Maximum diameter of housing shoulder 101 mm
Minimum diameter shaft shoulder 85 mm
Height outer ring over wave washer 51 mm
Width, outer ring 22,5 mm
Distance to lubrication hole 12,5 mm
Rip diameter shaft washer 100 mm
Width, inner ring 17,5 mm
Dimensione minima dello smusso 0,3 mm
Minimum chamfer dimension 0,6 mm
Diameter lubrication hole 6 mm
Pitch circle diameter (holes) 118 mm
Number (screwing holes) 12
Split 30 °
Temperatura d’esercizio min. -30 °C
Temperatura d’esercizio max. 120 °C
Rigidity axial 4.900 N/µm
Tilting stiffness 3.600 Nm/mrad
Mass moment of inertia 36,1 kg * cm²
Axial runout 1 µm
Recommended INA precision locknut for radial locking (not included) ZMA55/98
Recommended INA precision locknut for axial locking (not included) AM55
Tightening torque nut 220 Nm
Required locknut force 39.807 N
Screw size M10
Number of screws 12
Division (screwing holes) 30 °
Gabbia in plastica TV

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