RSTO, RSTO...X, STO, STO...X Series (Without axial guidance) | ||||||||||||||
Without Inner Ring Designation | Mass ≈g | With Inner Ring Designation | Mass ≈g | Dimensions (mm) | Basic Load Ratings | Fatigue limit load Cur w N |
Limit Speed nD G min-1 |
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D | d | C | B | F1) Fw | E | r min. | dyn. Cr w N | Stat. Cor w N | ||||||
RSTO5-TV | 8.5 | - | - | 16 | - | 7.8 | - | 7 | 10 | 0.3 | 2550 | 2550 | 310 | 16000 |
RSTO6-TV | 12.5 | STO6-TV | 17 | 19 | 6 | 9.8 | 10 | 10 | 13 | 0.3 | 3750 | 4570 | 570 | 10000 |
RSTO8-TV | 21 | STO8-TV | 26 | 24 | 8 | 9.8 | 10 | 12 | 15 | 0.3 | 4200 | 5400 | 700 | 8000 |
RSTO10 | 42 | STO10 | 49 | 30 | 10 | 11.8 | 12 | 14 | 20 | 0.3 | 8400 | 9200 | 1170 | 5500 |
RSTO12 | 49 | STO12 | 57 | 32 | 12 | 11.8 | 12 | 16 | 22 | 0.3 | 9000 | 10100 | 1300 | 4500 |
RSTO15 | 50 | STO15 | 63 | 35 | 15 | 11.8 | 12 | 20 | 26 | 0.3 | 9100 | 10700 | 1370 | 3300 |
RSTO17 | 88 | STO17 | 107 | 40 | 17 | 15.8 | 16 | 22 | 29 | 0.3 | 14200 | 17700 | 2190 | 2800 |
RSTO20 | 130 | STO20 | 152 | 47 | 20 | 15.8 | 16 | 25 | 32 | 0.3 | 16200 | 21500 | 2700 | 2400 |
RSTO25 | 150 | STO25 | 177 | 52 | 25 | 15.8 | 16 | 30 | 37 | 0.3 | 16400 | 22900 | 2850 | 1800 |
RSTO30 | 255 | STO30 | 308 | 62 | 30 | 19.8 | 20 | 38 | 46 | 0.6 | 23300 | 34500 | 3950 | 1300 |
RSTO35 | 375 | STO35 | 441 | 72 | 35 | 19.8 | 20 | 42 | 50 | 0.6 | 25500 | 40000 | 4650 | 1100 |
RSTO40 | 420 | STO40 | 530 | 80 | 40 | 19.8 | 20 | 50 | 58 | 0.6 | 23900 | 39000 | 4950 | 850 |
RSTO45 | 453 | STO45 | 576 | 85 | 45 | 19.8 | 20 | 55 | 63 | 1 | 25500 | 43000 | 5000 | 750 |
RSTO50 | 481 | STO50 | 617 | 90 | 50 | 19.8 | 20 | 60 | 68 | 1 | 26000 | 46000 | 5400 | 650 |
1) F= Raceway diameter of the inner ring | ||||||||||||||
Fw= Needle roller enveloping corcle in tolerance zone F6 | ||||||||||||||
*TV = Plastic Cage | ||||||||||||||
* For cylindrical outer race, add the suffix “X”. E.g. ST20X |