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Product
Support Unit
For Ball screw

Korean made support unit, ball screw components, support unit varieties, support unit endblock, support block, support end block, end block for ball screw, ball screw end blocks , support block for ball screw, ball screw accessories, ISO 9001, ISO 14001, Korean made components, IT components, mechanical components, motion components, motion accessories, motion control, motion control components, semi conductor components, display machine components, small sized machine components, small mechanical components, machine components, factory automation part

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)
  • Installation Guide
  • Made-To-Order
  • Motor Bracket Unit
  • General Load
  • High Load
  • Grease-injection Type
  • Other F.A. Components
    (Lock nut / Bearing unit)

Support Unit (General load)

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

EK Series (Fixed Side)

EK-4 ~ EK-5
EK-6 ~ EK-8
EK-10 ~ EK-25
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
EK-4 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
EK-5 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
EK-6 6 20 5.5 22 3.5 42 25 21 13 18 20 30 5.5 9.5 11 12 5 7 120
EK-8 8 23 7 26 4 52 32 26 17 25 26 38 6.6 11 12 14 5.5 7.5 230
EK-10 10 24 6 29.5 6 70 43 35 25 36 24 52 9 - - 16 5.5 5.5 430
EK-12 12 24 6 29.5 6 70 43 35 25 36 24 52 9 - - 19 5.5 5.5 420
EK-15 15 25 6 36 5 80 50 40 30 41 25 60 11 - - 22 10 10 530
EK-20 20 42 10 50 10 95 58 47.5 30 56 25 75 11 - - 30 11 11 1310
EK-25 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).