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    Needle roller bearings are bearings with cylindrical rollers that are small in diameter relative to their length. The modified roller/raceway profile prevents stress peaks to extend bearing service life. needle roller bearings in many different designs, series and in a wide range of sizes, which makes them appropriate for a wide variety of operating conditions and applications.
    Yoke Type Track Rollers: RSTO
    Yoke type track rollers without axial guidance
    Without inner ring Designation With inner ring Designation Dimensions(mm) Basic load ratings
    D d C B F Fw E r min. dyn. Cr KN stat. Cor KN
    RSTO5-TV – 16 – 7.8 – 7 10 0.3 2.55 2.55
    RSTO6-TV STO6-TV 19 6 9.8 10 10 13 0.3 3.75 4.5
    RSTO8-TV STO8-TV 24 8 9.8 10 12 15 0.3 4.2 5.5
    RSTO10 STO10 30 10 11.8 12 14 20 0.3 8.4 9.2
    RSTO12 STO12 32 12 11.8 12 16 22 0.3 8.9 10.1
    RSTO15 STO15 35 15 11.8 12 20 26 0.3 9.1 10.7
    RSTO17 STO17 40 17 15.8 16 22 29 0.3 14.3 17.7
    RSTO20 STO20 47 20 15.8 16 25 32 0.3 16.2 21.5
    RSTO25 STO25 52 25 15.8 16 30 37 0.3 16.5 22.9
    RSTO30 STO30 62 30 19.8 20 38 46 0.6 23.3 35
    RSTO35 STO35 72 35 19.8 20 42 50 0.6 25.5 40
    RSTO40 STO40 80 40 19.8 20 50 58 1 24 39
    RSTO45 STO45 85 45 19.8 20 55 63 1 25.5 43
    RSTO50 STO50 90 50 19.8 20 60 68 1 26 46.5
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