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Catalogue SDU Series Electrical Motion Units

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SDU Series Screw Drive Unit

SDU Technical Specifications

DESCRIPTION SDU 55 SDU 55B SDU 75 SDU 75B SDU 100 SDU 100B

Maximum Stroke 9.8 feet

Maximum Thrust Load 450 lbs.

Accuracy ±0.005

Repeatability ±0.004

Carriage Weight 2.43 lbs.

Radial Load 106 lbs.

Torsional Load 45 ft.-lbs.

Screw Diameter 0.630 in.

Screw Lead 0.787 in.

Base Unit Weight 10.8 lbs.

Adder/In. of Stroke 0.3 lbs.

Operating Temp. 0 to 158F

9.8 feet 450 lbs. ±0.005 ±0.002 2.43 lbs. 106 lbs. 45 ft.-lbs. 0.630 in. 0.787 in. 11.6 lbs. 0.3 lbs. 0 to 158F

16.4 feet

562 lbs.

±0.005

±0.004

4.4 lbs.

265 lbs. 134 ft.-lbs.

0.787 in.

17.6 lbs.

0.5 lbs. 0 to 158F

16.4 feet

562 lbs.

±0.005

±0.002

4.4 lbs.

265 lbs. 134 ft.-lbs.

0.787 in.

21.7 lbs.

0.6 lbs. 0 to 158F

19.7 feet 1124 lbs.

±0.005

±0.004 4.85 lbs.

398 lbs. 224 ft.-lbs. 0.984 in. 0.984 in. 38.6 lbs.

0.8 lbs. 0 to 158F

19.7 feet

1124 lbs. ±0.005 ±0.004

4.85 lbs. 398 lbs. 224 ft.-lbs.

0.984 in.

43.7 lbs.

0.95 lbs.

0 to 158F

OVERALL LENGHT (L-DIMENSION)

0 Screw Supports

Stroke + 14.39

Stroke + 15.98

Stroke + 19.13

Stroke + 19.53


1 Screw Support	N/A	N/A	Stroke + 20.00	Stroke + 19.45	Stroke + 20.39	Stroke + 21.58
2 Screw Supports	N/A	N/A	Stroke + 24.02	Stroke + 23.39	Stroke + 24.33	Stroke + 25.51
MAXIMUM LOAD CAPACITIES
F1	88 lbs.	198 lbs.	319 lbs.	440 lbs.	660 lbs.	1100 lbs.
F2	56 lbs.	127 lbs.	230 lbs.	282 lbs.	475 lbs.	704 lbs.
M2	203 in. lbs.	424 in. lbs.	708 in. lbs.	1150 in. lbs.	2433 in. lbs.	3540 in. lbs.
M3	79 in. lbs.	44 in. lbs.	398 in. lbs.	159 in. lbs.	1062 in. lbs.	477 in. lbs.
M4	79 in. lbs.	44 in. lbs.	398 in. lbs.	159 in. lbs.	1062 in. lbs.	477 in. lbs.

Information subject to change without notice. For ordering information or regarding your local sales office visit www.numatics.com.