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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
  • FK,FF-2D (.dwg)
  • FK,FF-3D (.step)

FK Series (Fixed Side)

FK-4 ~ FK-8
FK-10 ~FK-30

※ Additional note for [FK-30]
In case of choosing “Install Method B”, size of spacer(collar) needs to be accordingly changed. Please contact Sung-il Customer Service team for more details.

Dimensions
Model CAD Size (mm) Mass
(g)
Body Spacer(collar)
d1 L H F E D A P.C.D □B Install Method A Install Method B X Y Z □T L4 L5
L1 T1 L2 T2
FK-4 P5/P0-C7 4 15 6 9 22 18 32 24 25 5.5 3/2 6.5 4/3 3.4 6 4 10 4.5/3.5 4.5/3.5 40
FK-5 P5/P0-C7 5 16.5 6 10.5 24 20 34 26 26 5.5/6.5 3.5 7/6 5/3 3.4 6/6.5 4 11 5.5/4.5 5.5/4.5 50
FK-6 6 20 7 13 29 22 36 28 28 5.5 3.5 8.5 4.5 3.4 6.5 4 12 7 5 65
FK-8 8 23 9 14 33.5 28 43 35 35 7 4 10 5 3.4 6.5 4 14 7.5 5.5 125
FK-10 10 27 10 17 29.5 34 52 42 42 7.5 5 8.5 6 4.5 8 4 16 5.5 5.5 200
FK-12 12 27 10 17 29.5 36 54 44 44 7.5 5 8.5 6 4.5 8 4 19 5.5 5.5 225
FK-15 15 32 15 17 36 40 63 50 52 10 6 12 8 5.5 9.5 6 22 10 10 340
FK-17 17 45 22 23 46 50 77 62 61 10 9 13 12 6.6 11 10 24 9 9 770
FK-20 20 52 22 30 50 57 85 70 68 8 10 12 14 6.6 11 10 30 11 11 1065
FK-25 25 57 27 30 60 63 98 80 79 13 10 20 17 9 15 13 35 15 15 1465
FK-30 30 62 30 32 61 75 117 95 93 11 12 21 18 11 17.5 15 40 9 9 2300

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

FK-25D, FK-30D
FK-35, FK-40
Dimensions
Model CAD Sizes (mm) Mass
(g)
Body Spacer(collar)
d1 L H F E D1 D2 A P.C.D B L1 T1 X Y Z □T L4 L5
FK-25D 25 42 15 27 52 80 80 122 100 92 12 10 11 18 11 35 10 10 2500
FK-30D 30 45 15 30 59 96 90 138 116 106 14 11 11 18 11 40 11 11 3500
FK-35 35 48 16 32 67 112 100 154 132 120 14 12 11 17.5 11 50 12 12 4080
FK-40 40 61 18 43 76 126 120 176 150 128 18 16 14 20 13 50 15 15 6750