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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 (High load)download

SWBK Series (Fixed Side)

Structure
Bearing Combinations
DF Combinations
Drawing of DF combination
DFD Combinations
Drawing of DFD combination
DFF Combinations
Drawing of DFF combination
How to Order
Model-Bearing Combinations-Surface Treatment

Bearing
Combinations
Mark Combinations
DF Double-row
DFD Triple-row
DFF Four-row

Surface
Treatment
Mark Surface Treatment
No mark Black Oxide
RA Low temperature Black
Chrome Plating (Raydent)
List of Bearings
Model Bearing
Combinations
Bearing Basic Dynamic
Load (N)
Permissible
Axial Load (N)
Preload
(N)
Axial Rigidity
N/㎛
Starting Torque
(N·cm)
SWBK-17 DF 17TAC 47C 23,000 26,600 1,450 630 14
SWBK-17 DFD 17TAC 47C 37,500 53,000 1,970 930 19
SWBK-20 DF 20TAC 47C 23,000 26,600 1,450 630 14
SWBK-20 DFD 20TAC 47C 37,500 53,000 1,970 930 19
SWBK-25 DF 25TAC 62C 29,900 40,500 2,280 850 21
SWBK-25 DFD 25TAC 62C 48,500 81,500 3,100 1,250 28
SWBK-30 DF 30TAC 62C 30,500 43,000 2,400 890 23
SWBK-30 DFD 30TAC 62C 50,000 86,000 3,260 1,310 30
SWBK-35 DF 35TAC 72C 32,500 50,000 2,750 1,030 27
SWBK-35 DFD 35TAC 72C 53,000 100,000 3,740 1,500 34
SWBK-35 DFF 35TAC 72C 53,000 100,000 5,490 2,060 43
SWBK-40 DF 40TAC 72C 33,500 52,000 2,860 1,080 28
SWBK-40 DFD 40TAC 72C 54,000 104,000 3,900 1,590 36
SWBK-40 DFF 40TAC 72C 54,000 104,000 5,730 2,150 46
SWBK-50 DF 50TAC 100C 66,000 72,800 4,650 1,410 42
SWBK-50 DFD 50TAC 100C 107,000 145,600 6,320 2,100 57
SWBK-50 DFF 50TAC 100C 107,000 145,600 9,120 2,820 82

※The bearing brand may be subject to change with the same level products according to supplying conditions.

Recommended Shape Of Ball Screw Shaft-End (Fixed Side)
Recommended Shape Of Ball Screw Shaft-End
Dimensions (mm) Lock-nut
d A SWBK Model Size
M x pitch
Model E S
Ø25 - Ø28 17 SWBK-17 DF 81 23 HLRN-17 M17 x 1.0
DFD 96
20 SWBK-20 DF 81 23 HLRN-20 M20 x 1.0
DFD 96
Ø30 - Ø36 25 SWBK-25 DF 89 26 HLRN-25 M25 x 1.5
DFD 104
Ø40 30 SWBK-25 DF 89 26 HLRN-30 M30 x 1.5
DFD 104
Ø45 35 SWBK-35 DF 90 28 HLRN-35 M35 x 1.5
DFD 105
DFF 120
Ø50 - Ø55 40 SWBK-40 DF 92 30 HLRN-40 M40 x 1.5
DFD 107
DFF 122
Ø63 – Ø70 50 SWBK-50 DF 117 34 HLRN-50 M50 x 1.5
DFD 137
DFF 157