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32306-A
Tapered roller bearing
Tapered roller bearings 323, main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs
交換
32306A, 32306A.F22
商品情報


メートル法
インペリアル法
Main Dimensions & Performance Data
d | 30 mm | Bore diameter |
D | 72 mm | Outside diameter |
B | 27 mm | Width, inner ring |
C | 23 mm | Width, outer ring |
T | 28.75 mm | Width, total |
Cr | 80,000 N | Basic dynamic load rating, radial |
C0r | 89,000 N | Basic static load rating, radial |
Cur | 11,000 N | Fatigue load limit, radial |
nG | 10,700 1/min | Limiting speed |
nϑr | 7,000 1/min | Thermal speed rating |
≈m | 0.57 kg | 重量 |
Mounting dimensions
da max | 39 mm | Maximum diameter of shaft shoulder |
db min | 37 mm | Minimum diameter of shaft shoulder |
Da min | 59 mm | Minimum diameter of housing shoulder |
Da max | 65 mm | Maximum diameter of housing shoulder |
Db min | 66 mm | Minimum diameter of housing shoulder |
Ca min | 4 mm | Minimum axial space |
Cb min | 5.5 mm | Minimum axial space |
ra max | 1.5 mm | Maximum fillet radius of shaft |
rb max | 1.5 mm | Maximum fillet radius of housing |
Dimensions
r1, 2 min | 1.5 mm | Minimum chamfer dimension of inner ring back face |
r3, 4 min | 1.5 mm | Minimum chamfer dimension of outer ring back face |
a | 18 mm | Distance between the apexes of the pressure cones |
d1 | 49.3 mm | Guidance rib diameter of inner ring |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 120 °C | Operating temperature max. |
Calculation factors
e | 0.32 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
Y | 1.9 | Dynamic axial load factor |
Y0 | 1.05 | Static axial load factor |
Additional information
T2FD030 | Comparative designation to ISO 10317 and ISO 355 |
現在の商品バリアント
Tolerance class | PN | Normal (ISO 492:2014) |
Heat treatment | Standard | |
Cage | Standard | Sheet steel cage, window cage, roller-guided |
Internal design | Standard | |
Quality level | Standard | |
Number of rolling element rows | 1 | Single-row design |
特徴
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