LF Set

Flanged Nut
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The spline nut can be attached to the housing via the flange, making assembly simple. It is optimal for locations where the housing may be deformed if a keyway is machined on its surface, and where the housing width is small.
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  • Model No. Spline nut dimensions Basic torque rating Basic load rating
    (Radial)
    Static permissible moment
    Outer diameter Length Flange diameter H F Greasing
    hole
    d0
    PCD Mounting hole
    d1xd2xh
    D Tolerance L Tolerance D1 Tolerance Dynamic
    CT
    Static
    C0T
    Dynamic
    C
    Static
    C0
    MA.1**
    MA.2**
    mm mm mm mm mm mm mm mm mm mm mm N-m N-m kN kN N-m N-m
    LF6 14 0
    -0.011
    25 0
    -0.2
    30 0
    -0.2
    5 7.5 1.5 22 3.4×6.5×3.3 0.98 1.96 1.18 2.16 4.9 36.3
    LF8 16 25 32 5 7.5 1.5 24 3.4×6.5×3.3 1.96 2.94 1.47 2.55 5.9 44.1
    LF10 21 0
    -0.013
    33 42 6 10.5 1.5 32 4.5×8×4.4 3.92 7.84 2.84 4.9 15.7 98
    LF13 24 36 44 7 11 1.5 33 4.5×8×4.4 5.88 10.8 3.53 5.78 19.6 138
    LF16 31 50 51 7 18 2 40 4.5×8×4.4 31.4 34.3 7.06 12.6 67.6 393
    LF20 35 0
    -0.016
    63 58 9 22.5 2 45 5.5×9.5×5.4 56.9 55.9 10.2 17.8 118 700
    LF25 42 71 0
    -0.3
    65 9 26.5 3 52 5.5×9.5×5.4 105 103 15.2 25.8 210 1140
    LF30 47 80 75 10 30 3 60 6.6×11×6.5 171 148 20.5 34 290 1710
    LF40 64 0
    -0.019
    100 100 14 36 4 82 9×14×8.6 419 377 37.8 60.5 687 3760
    LF50 80 125 124 16 46.5 4 102 11×17.5×11 842 769 60.9 94.5 1340 7350
    Note **: MA.1 indicates the permissible moment value in the axial direction when a single spline nut is used. MA.2 indicates the permissible moment value in the axial direction when two spline nuts in close contact with each other are used.
    AFB-LF is the default grease. For more detailed specifications, please download the Product Catalog with the link in the Downloads section of this product page.
  • Number of nuts
    on one shaft
    Model Size Seal Type Rail Length
    2 LF 25 UU + 750L
    No symbol : 1 nut LF 6 UU : end seal on both sides 300L
    2   8 500L
      10 750L
      13
      16
      20
      25
      30
      40
      50