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Name SKF   21312EK+H312   Sphercial Roller Bearing
Part Number 21312EK+H312 Brand SKF
Bore diameter（mm） 55 Outside diameter（mm） 130
Width（mm） 31 Catagoies Sphercial Roller Bearing
Product introduction: Original imported bearings, spot direct sales SKF 21312EK+H312 Sphercial Roller Bearing，professional services for you SKF 21312EK+H312 Sphercial Roller Bearing， Pictures, design drawings, detailed specifications, prices, weights, and other related information are welcome for your consultation skf@skf-zj.com.

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  • 21312EK+H312  SKF  Sphercial Roller Bearing   Dimension & Parameter  

    Principal dimensions
    （mm)

    d1

    55

    D

    130

    B

    31

    Basic load ratings
    KN

    dyc
    Cr

    212

    stc
    Cor

    240

    Pu

    26.5

    WeightBearing+Adapter Sleeve

    2.35

    Speed ratings
    rpm

    Speed Ratings

    4800

    Limiting Speed

    6300

    Designation

    Bearing

    21312EK

    Adapter Sleeve

    H312

    Dimensions
    mm

    d1

    55

    d2
    ～

    87.8

    d3

    80

    D1
    ～

    115

    B1

    47

    B2

    13

    b

    5.5

    k

    3

    r1,2
    Min

    2.1

    Abutment and fillet dimensions
    mm

    da
    Max

    87

    db
    Min

    65

    Da
    Max

    118

    Ba
    Min

    6

    ra
    Max

    2

    Value

    e

    0.22

    Y1

    3

    Y2

    4.6

    Yo

    2.8
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