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)

High-load Type Support Unit

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)
SWBK17 DF 17TAC47C 23,000 26,600 1,450 630 14
SWBK17 DFD 17TAC47C 37,500 53,000 1,970 930 19
SWBK20 DF 20TAC47C 23,000 26,600 1,450 630 14
SWBK20 DFD 20TAC47C 37,500 53,000 1,970 930 19
SWBK25 DF 25TAC 62C 29,900 40,500 2,280 850 21
SWBK25 DFD 25TAC 62C 48,500 81,500 3,100 1,250 28
SWBK30 DF 30TAC 62C 30,500 43,000 2,400 890 23
SWBK30 DFD 30TAC 62C 50,000 86,000 3,260 1,310 30
SWBK35 DF 35TAC 72C 32,500 50,000 2,750 1,030 27
SWBK35 DFD 35TAC 72C 53,000 100,000 3,740 1,500 34
SWBK35 DFF 35TAC 72C 53,000 100,000 5,490 2,060 43
SWBK40 DF 40TAC 72C 33,500 52,000 2,860 1,080 28
SWBK40 DFD 40TAC 72C 54,000 104,000 3,900 1,590 36
SWBK40 DFF 40TAC 72C 54,000 104,000 5,730 2,150 46