PBSA

PBSA

Description

Ball Spline

Shaft diameter Inner
diameter
Basic load rating Basic torque rating Static permissible moment
MA
(N‧m)
Nut diameter L X W1 A D1h7 T L1 W S×t E Support bearing basic load rating Mass 2D-CAD
(DWG)

Ca
(kN)

Co
(kN)

Ca
(N‧m)

Co
(N‧m)

Dh7 D2h7

Ca
(kN)

Co
(kN)

Nut
(kg)

Shaft
(kg/m)

16 8 7.6 12.4 31.4 34.3 60 36 31 50 4.5 56 64 48 6 21 30 M4×0.7P×6 10 6.74 6.36 0.33 1.09 cad button
20 10 11.2 19.5 56.8 55.8 120 43.5 35 63 4.5 64 72 56 6 21 36 M5×0.8P×8 12 7.49 8.16 0.48 1.76 cad button
25 15 15.2 25.3 105 103 180 52 42 71 5.5 75 86 66 7 25 44 M5×0.8P×8 13 9.45 10.65 0.75 2.33 cad button

Ball Screw

Screw size Effective turns
Circuit×Row
Basic load rating Nut diameter L2 X1 W2 A1 D4h7 D5h7 D6h7 T1 L3 W3 S1 B B1 E1 Support bearing basic load rating Mass
O.D. Inner
diameter
Lead

Ca
(kN)

Co
(kN)

D3h7

Ca
(kN)

Co
(kN)

Nut
(kg)

Shaft
(kg/m)

16 8 16 1.8x1 3.8 6.8 36 40 4.5 56 64 48 32 32 6 21 25 M4×0.7P 2.5 13 10 6.74 6.36 0.31 1.09
20 10 20 1.8x1 5.9 12.2 43.5 49 4.5 64 72 56 39 39 6 21 31 M5×0.8P 2 13 11 7.49 8.16 0.48 1.76
25 15 25 1.8x1 8.9 19.1 52 58 5.5 75 86 66 47 47 7 25 38 M6×1P 3 17 13 9.45 10.65 0.66 2.33