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)

Support Unit for Ball Screw (General Load)

Product Overview
  • Installation Guide
  • Bearing Combinations
    and List of Bearings
  • Product Recommendation
    by Ball Screw Outer Diameters
  • Product Structure & How to order
  • Made-To-Order Process
  • Recommended Shape of
    Ball Screw Shaft-end
  • EK, EF-2D (.dwg)
  • EK, EF-3D (.step)

EK Series (Fixed Side)

EK4 ~ EK5
EK6 ~ EK8
EK10 ~ EK25
Additional note for [EK-25]
Dimensions
Model CAD Sizes (mm) Mass
(g)
Body Spacer(collar)
d1 L L1 L2 L3 B H b±0.02 h±0.02 B1 H1 P X Y Z □T L4 L5
EK4 P5/P0-C7 4 15 5.5 17.5/18.5 3/2 34 19 17 10 18 7 26 4.5 - - 10 4.5/3.5 4.5/3.5 50
EK5 P5/P0-C7 5 16.5 5.5/6.5 19.5 3.5 36 21 18 11 20 8 28 4.5 - - 11 5.5/4.5 5.5/4.5 68
EK6 6 20 5.5 22 3.5 42 25 21 13 18 20 30 5.5 9.5 11 12 5 7 120
EK8 8 23 7 26 4 52 32 26 17 25 26 38 6.6 11 12 14 5.5 7.5 230
EK10 10 24 6 29.5 6 70 43 35 25 36 24 52 9 - - 16 5.5 5.5 430
EK12 12 24 6 29.5 6 70 43 35 25 36 24 52 9 - - 19 5.5 5.5 420
EK15 15 25 6 36 5 80 50 40 30 41 25 60 11 - - 22 10 10 530
EK20 20 42 10 50 10 95 58 47.5 30 56 25 75 11 - - 30 11 11 1310
EK25 25 48 13 59 14 105 68 52.5 35 66 25 85 <See the additional note above> 35 14 14 1950

※ Only EK-4 and EK-5 have different dimensions according to the bearing grade (P5/P0-C7).