Product
Support Unit
For Ball screw

Support unit for ball screw helps to support each shaft-ends of
ball screw. We, S.I.M provides diverse options according to sizes,
loads and purposes for our customers’ best convenience.

  • Support Unit for Ball Screw (Index)
  • General Load
  • High Load
  • Grease-injection Type
  • Other F.A. Components
    (Lock nut / Joint unit / Bearing unit)

Other F.A. Components

Lock nut

  • RN, HLRN-2D (.dwg)
  • RN, HLRN-3D (.step)

RN Series (GENERAL LOAD)

Dimensions
Model CAD Sizes (mm) Fastening
Torque
(N.m)
Mass(g)
T M D d L t □B
RN4 M4×0.5 M3×0.5 11 8.5 5 2.7 10 1.6 4
RN5 M5×0.5 M3×0.5 13 9 5 2.7 11 2 5
RN6 M6×0.75 M3×0.5 14.5 10 5 2.7 12 2.5 5
RN8 M8×1 M3×0.5 17 13 6.5 4 14 5 8
RN8 (0.75P) M8×0.75 M3×0.5 17 13 6.5 4 14 5 8
RN10 M10×1 M4×0.7 20 15 8 5.5 16 9.5 10
RN10 (0.75P) M10×0.75 M4×0.7 20 15 8 5.5 16 9.5 10
RN12 M12×1 M4×0.7 22 17 8 5.5 19 14 14
RN15 M15×1 M4×0.7 25 21 8 4.5 22 24 15
RN17 M17×1 M4×0.7 30 25 13 9 24 35 17
RN20 M20×1 M4×0.7 35 26 11 7 30 48 35
RN25 M25×1.5 M5×0.8 43 33 15 10 35 86 45
RN30 M30×1.5 M6×1 48 39 20 14 40 128 80
RN35 M35×1.5 M8×1.25 60 46 21 14 50 192 130
RN40 M40×1.5 M8×1.25 63 51 25 18 50 256 235

ZN Series (GENERAL LOAD)

Dimensions
Model CAD Sizes (mm) Fastening
Torque
(N.m)
Mass (g)
T M D d L t B H
ZN8 M8X1.0 2-M4X0.7 16 12 8 4 3 2 5 7
ZN8 (0.75P) M8X0.75 2-M4X0.7 16 12 8 4 3 2 5 7
ZN10 M10X1.0 2-M4X0.7 18 14 8 4 3 2 9.5 9
ZN10 (0.75P) M10X0.75 2-M4X0.7 18 14 8 4 3 2 9.5 9
ZN12 M12X1.0 2-M4X0.7 22 16 8 4 3 3 14 13
ZN15 M15X1.0 2-M4X0.7 25 19 8 4 3 3 24 17
ZN17 M17X1.0 2-M5X0.8 28 21 10 5 4 3 35 25
ZN20 M20X1.0 2-M5X0.8 32 25 10 5 4 3 48 33
ZN25 M25X1.5 2-M6X1 38 31 12 6 5 3 86 54
ZN30 M30X1.5 2-M6X1 45 38 12 6 5 3 128 77
ZN35 M35X1.5 2-M6X1 52 45 12 6 5 3 192 103
ZN40 M40X1.5 2-M6X1 58 50 14 7 6 3 256 143

HLRN Series (HIGH LOAD)

HLRN17
HLRN20 ~ HLRN40
Dimensions
Model CAD Sizes (mm) Fastening
Torque
(N.m)
T M d D1 D2 t L X Y P.C.D b h B
HLRN17 M17x1.0 M6x6 18 30 37 - 18 - - - 5 2.5 30 41
HLRN20 M20x1.0 M6x6 21 30 38 10 18 4.3 4 29 45
HLRN25 M25x1.5 M6x6 26 35 42 11 20 4.3 4 32.5 87
HLRN30 M30x1.5 M6x6 31 40 48 11 20 4.3 5 40.5 105
HLRN35 M35x1.5 M6x6 36 47 53 11 20 4.3 5 45.5 145
HLRN40 M40x1.5 M6x6 41 52 58 12 22 4.3 5 50.5 160