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    Stud type ball bearing track rollers are ready-to-fit, single or double row rolling bearings based on deep groove or angular contact ball bearings.They have particularly thick-walled outer rings with a crowned outside surface (also available with a cylindrical outside surface on request). The stud type track roller with or without eccentric collar are complete units consisting of a machined stud,thrust washer , an outer ring and a needle roller and cage assembly or a full complement needle or cylindrical roller set.
    Stud type track rollers: KR, KR...PP, KRE..PP, KRV..P
    Stud type track rollers
    Designation With eccentric collar Designation Dimensions(mm) G LG W eccentric collar Basic load ratings
    D d1 B B1 max. B2 B3 C C1 r min. d2 d3 de Be e dyn. Cr KN stat. Cor KN
    KR22-PP KRE22-PP 22 10 36 13.2 23 – 12 0.6 0.3 17.5 – M10X1 12 5 13 10 0.5 4.55 5.3
    KRV22-PP – 22 10 36 13.2 23 – 12 0.6 0.3 17.5 – M10X1 12 5 – – – 6.2 9.2
    KR26 – 26 10 36 13.2 23 – 12 0.6 0.3 17.5 – M10X1 12 5 – – – 5.1 6.4
    KR26-PP KRE26-PP 26 10 36 13.2 23 – 12 0.6 0.3 17.5 – M10X1 12 5 13 10 0.5 5.1 6.4
    KRV26-PP – 26 10 36 13.2 23 – 12 0.6 0.3 17.5 – M10X1 12 5 – – – 7.3 11.5
    KR30 – 30 12 40 15.2 25 6 14 0.6 0.6 23 3 M12X1.5 13 6 – – – 6.8 8.6
    KR30-PP KRE30-PP 30 12 40 15.2 25 6 14 0.6 0.6 23 3 M12X1.5 13 6 15 11 0.5 6.8 8.6
    KRV30-PP – 30 12 40 15.2 25 6 14 0.6 0.6 23 3 M12X1.5 13 6 – – – 9.5 14.9
    KR32 – 32 12 40 15.2 25 6 14 0.6 0.6 23 3 M12X1.5 13 6 – – – 7.1 9.2
    KR32-PP KRE32-PP 32 12 40 15.2 25 6 14 0.6 0.6 23 3 M12X1.5 13 6 15 11 0.5 7.1 9.2
    KRV32-PP – 32 12 40 15.2 25 6 14 0.6 0.6 23 3 M12X1.5 13 6 – – – 10 16.1
    KR35 – 35 16 52 19.6 32.5 8 18 0.8 0.6 27.6 3 M16X1.5 17 8 – – – 9.7 14.3
    KR35-PP KRE35-PP 35 16 52 19.6 32.5 8 18 0.8 0.6 27.6 3 M16X1.5 17 8 20 14 1 9.7 14.3
    KRV35-PP – 35 16 52 19.6 32.5 8 18 0.8 0.6 27.6 3 M16X1.5 17 8 – – – 12.6 23.1
    KR40 – 40 18 58 21.6 36.5 8 20 0.8 1 31.5 3 M18X1.5 19 8 – – – 10.9 15.8
    KR40-PP KRE40-PP 40 18 58 21.6 36.5 8 20 0.8 1 31.5 3 M18X1.5 19 8 22 16 1 10.9 15.8
    KRV40-PP – 40 18 58 21.6 36.5 8 20 0.8 1 31.5 3 M18X1.5 19 8 – – – 14.7 26.5
    KR47-PP KRE47-PP 47 20 66 25.6 40.5 9 24 0.8 1 36.5 4 M20X1.5 21 10 24 18 1 15.4 26
    KRV47-PP – 47 20 66 25.6 40.5 9 24 0.8 1 36.5 4 M20X1.5 21 10 – – – 20.3 42
    KR52-PP KRE52-PP 52 20 66 25.6 40.5 9 24 0.8 1 36.5 4 M20X1.5 21 10 24 18 1 16.6 29
    KRV52-PP – 52 20 66 25.6 40.5 9 24 0.8 1 36.5 4 M20X1.5 21 10 – – – 22.3 48
    KR62-PP KRE62-PP 62 24 80 30.6 49.5 11 29 0.8 1 44 4 M24X1.5 25 14 28 22 1 26 48
    KRV62-PP – 62 24 80 30.6 49.5 11 29 0.8 1 44 4 M24X1.5 25 14 – – – 33.5 75
    KR72-PP KRE72-PP 72 24 80 30.6 49.5 11 29 0.8 1.1 44 4 M24X1.5 25 14 28 22 1 28 53
    KRV72-PP – 72 24 80 30.6 49.5 11 29 0.8 1.1 44 4 M24X1.5 25 14 – – – 36.5 85
    KR80-PP KRE80-PP 80 30 100 37 63 15 35 1 1.1 53 4 M30X1.5 32 14 35 29 1.5 38.5 77
    KRV80-PP – 80 30 100 37 63 15 35 1 1.1 53 4 M30X1.5 32 14 – – – 48.5 117
    KR90-PP KRE90-PP 90 30 100 37 63 15 35 1 1.1 53 4 M30X1.5 32 14 35 29 1.5 40.5 83
    KRV90-PP – 90 30 100 37 63 15 35 1 1.1 53 4 M30X1.5 32 14 – – – 52 129
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