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.

Motor Bracket Unit

Motor Bracket Unit
Recommended Shape of Ball Screw Shaft-end (Fixed-side)
Dimensions (mm) Lock-nut
d A B C-SBU O-SBU E-SBU Model Size
M x pitch
Model E F S Model E F S Model E F S
Ø10-Ø12 8 6 C-SBU-8 35 9 10 O-SBU-8 35 9 10 E-SBU-8 35 9 10 RN-8 M8 x 1/0.75
Ø10-Ø15 10 8 C-SBU-10 36 15 11 O-SBU-10 36 15 11 E-SBU-10 36 15 11 RN-10 M10 x 1/0.75
Ø14-Ø18 12 10 C-SBU-12 36 15 11 O-SBU-12 36 15 11 E-SBU-12 36 15 11 RN-12 M12 x 1
Ø20 15 12 C-SBU-15 49 20 13 O-SBU-15 49 20 13 E-SBU-15 49 20 13 RN-15 M15 x 1
Ø25-Ø28 20 17 C-SBU-20 64 25 17 O-SBU-20 64 25 17 RN-20 M20 x 1
Recommended Shape of Ball Screw Shaft-end (Supported-side)
Dimensions (mm)
d S-SBU A E B F G
Ø10-Ø12 S-SBU-8 6 9 5.6 6.9 0.9
Ø10-Ø15 S-SBU-10 8 10 7.6 7.9 0.9
Ø14-Ø18 S-SBU-12 10 11 9.6 9.15 1.15
Ø20 S-SBU-15 15 13 14.3 10.15 1.15
Ø25-Ø28 S-SBU-20 20 19 19 15.35 1.35