主要尺寸和性能数据
d | 50 mm | Bore diameter |
D | 115 mm | 外径 |
H | 60 mm | Hight |
Ca | 90,000 N | 基本额定动载荷, 轴向 |
C0a | 300,000 N | 基本额定静载荷,轴向 |
Cr | 40,000 N | 基本额定动载荷, 径向 |
C0r | 82,000 N | 基本额定静载荷,径向 |
Cua | 28,000 N | 疲劳极限载荷, 轴向 |
Cur | 11,500 N | 疲劳极限载荷, 径向 |
nG Oil | 3,600 1/min | Limiting speed for oil lubrication |
nG Grease | 1,200 1/min | Limiting speed for grease lubrication |
MRL | 2.2 Nm | Bearing friction torque |
≈m | 1.861 kg | 重量 |
安装尺寸
Da max | 79 mm | Maximum diameter of housing shoulder |
da min | 67 mm | Minimum diameter shaft shoulder |
t1 | 0.2 mm | Position bore in the housing |
尺寸
H1 | 40 mm | Height outer ring over wave washer |
C | 22.5 mm | Width, outer ring |
C1 | 12.5 mm | Distance to lubrication hole |
D1 | 78 mm | Rip diameter shaft washer |
B | 11.5 mm | Width, inner ring |
rmin | 0.3 mm | 最小倒角尺寸 |
r1 min | 0.6 mm | Minimum chamfer dimension |
d1 | 6 mm | Diameter lubrication hole |
J | 94 mm | Pitch circle diameter (holes) |
n | 12 | Number of screwing holes |
n x t | 30 ° | Split |
温度范围
Tmin | -30 °C | 最低工作温度 |
Tmax | 120 °C | 最高工作温度 |
附加信息
caL | 4,800 N/µm | Rigidity axial |
ckL | 2,470 Nm/mrad | Tilting stiffness |
Mm | 8.42 kg*cm2 | Mass moment of inertia |
1 µm | Axial runout | |
radial | ZMA50/75 | Recommended INA precision locknut for radial locking (not included) |
axial | AM50 | Recommended INA precision locknut for axial locking (not included) |
MA | 85 Nm | Tightening torque nut |
18,410 N | Required locknut force | |
M8 | Screw size | |
na | 12 | Number of screws |
na x ta | 30 ° | Division (screwing holes) |