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Yoke Type Track Roller Bearings STO10
XSP roller bearing with no rib support STO type, the outer ring of this type of bearing adopts roller type, compact structure, thick outer ring wall, can withstand large impact force during rotation, and good wear resistance. Since this kind of bearing has no ribs, it can be installed with inner ring, needle roller and cage assembly, and roller type outer ring. When the surface of the bearing outer ring is cylindrical, the bearing code is STO ··· X type.
轴承型号 Bearing Designation | 外形尺寸（mm） Boundary Dimensions (mm) |
基本额定负荷 Basic Load Rating （N) | 极限转速 Limiting Speed （Rpm) | 重量 Mass （g） | ||||||
现行型号 Current Designation | 原型号 Origination Designation |
d |
D |
B |
B1 |
r | 动 Cr Dynamic | 静 Cor Static | 油润滑 Grease | 近似 Approx. |
STO8 | NAST8 | 6 | 19 | 9.8 | 10 | 1 | 370 | 290 | 20000 | 28 |
STO9 | NAST9 | 8 | 24 | 9.8 | 10 | 1.5 | 510 | 380 | 17000 | 38 |
STO10 | NAST10 | 10 | 30 | 11.8 | 12 | 1.5 | 880 | 640 | 15000 | 49.5 |
STO12 | NAST12 | 12 | 32 | 11.8 | 12 | 1.5 | 940 | 710 | 13000 | 58 |
STO15 | NAST15 | 15 | 35 | 11.8 | 12 | 1.5 | 1110 | 920 | 1000 | 64 |
STO17 | NAST17 | 17 | 40 | 15.8 | 16 | 1.5 | 1580 | 1340 | 9500 | 114 |
STO20 | NAST20 | 20 | 47 | 15.8 | 16 | 1.5 | 1740 | 1560 | 8500 | 156 |
STO25 | NAST25 | 25 | 52 | 15.8 | 16 | 1.5 | 1870 | 1790 | 7000 | 182 |
STO30 | NAST30 | 30 | 62 | 19.8 | 20 | 1.5 | 2740 | 2850 | 5500 | 325 |
STO35 | NAST35 | 35 | 72 | 19.8 | 20 | 1.5 | 2910 | 3170 | 5000 | 435 |
STO40 | NAST40 | 40 | 80 | 19.8 | 20 | 2 | 3220 | 3800 | 4000 | 540 |
STO45 | NAST45 | 45 | 85 | 19.8 | 20 | 2 | 3360 | 4110 | 4000 | 580 |
STO50 | NAST50 | 50 | 90 | 19.8 | 20 | 2 | 3500 | 4430 | 3500 | 650 |
Yoke Type Track Roller Bearings STO10
XSP roller bearing with no rib support STO type, the outer ring of this type of bearing adopts roller type, compact structure, thick outer ring wall, can withstand large impact force during rotation, and good wear resistance. Since this kind of bearing has no ribs, it can be installed with inner ring, needle roller and cage assembly, and roller type outer ring. When the surface of the bearing outer ring is cylindrical, the bearing code is STO ··· X type.
轴承型号 Bearing Designation | 外形尺寸（mm） Boundary Dimensions (mm) |
基本额定负荷 Basic Load Rating （N) | 极限转速 Limiting Speed （Rpm) | 重量 Mass （g） | ||||||
现行型号 Current Designation | 原型号 Origination Designation |
d |
D |
B |
B1 |
r | 动 Cr Dynamic | 静 Cor Static | 油润滑 Grease | 近似 Approx. |
STO8 | NAST8 | 6 | 19 | 9.8 | 10 | 1 | 370 | 290 | 20000 | 28 |
STO9 | NAST9 | 8 | 24 | 9.8 | 10 | 1.5 | 510 | 380 | 17000 | 38 |
STO10 | NAST10 | 10 | 30 | 11.8 | 12 | 1.5 | 880 | 640 | 15000 | 49.5 |
STO12 | NAST12 | 12 | 32 | 11.8 | 12 | 1.5 | 940 | 710 | 13000 | 58 |
STO15 | NAST15 | 15 | 35 | 11.8 | 12 | 1.5 | 1110 | 920 | 1000 | 64 |
STO17 | NAST17 | 17 | 40 | 15.8 | 16 | 1.5 | 1580 | 1340 | 9500 | 114 |
STO20 | NAST20 | 20 | 47 | 15.8 | 16 | 1.5 | 1740 | 1560 | 8500 | 156 |
STO25 | NAST25 | 25 | 52 | 15.8 | 16 | 1.5 | 1870 | 1790 | 7000 | 182 |
STO30 | NAST30 | 30 | 62 | 19.8 | 20 | 1.5 | 2740 | 2850 | 5500 | 325 |
STO35 | NAST35 | 35 | 72 | 19.8 | 20 | 1.5 | 2910 | 3170 | 5000 | 435 |
STO40 | NAST40 | 40 | 80 | 19.8 | 20 | 2 | 3220 | 3800 | 4000 | 540 |
STO45 | NAST45 | 45 | 85 | 19.8 | 20 | 2 | 3360 | 4110 | 4000 | 580 |
STO50 | NAST50 | 50 | 90 | 19.8 | 20 | 2 | 3500 | 4430 | 3500 | 650 |
