304 Stainless Steel Pneumatic 90 degree rack and pinion actuator. Great for use on ball and butterfly valves where traditional aluminium actuators are unsuitable. 

Torque in Nm

  Air Pressure (Bar)
Model 2 3 4 5 6 7 8
SDA52 8 12 16 20 23.9 27.9 31.9
SDA63 14.6 21.8 29.2 36.5 43.8 51.1 58.4
SDA83 31.4 47 62.7 78.4 94.1 109.7 125.4
SDA105 66.1 99.2 132.2 165.3 198.4 231.4 264.5
SDA125 100.3 150.5 200.6 250.8 301 351.1 401.3
SDA140 171 256.5 342 427.5 513 598.5 684
SDA160 266 399 532 665 798 931 1064
SDA210 532 798 1064 1330 1596 1862 2128

Stainless Steel Double Acting Pneumatic Actuator Dimensions

Model A B C D E F G H I N J K L M Air Connection
SDA52 146 72 30 92 47 32 14 80 30 11 50 36 M6*10 M5*7.5 1/4"
SD63 173 88 36 108 54 38 18 80 30 14 70 50 M8*13 M6*10 1/4"
SDA83 204 108 48 125 65.5 48 21 80 30 17 70 50 M8*13 M6*10 1/4"
SDA105 270 133 50 153 77 60 26 80 30 22 102 70 M10*16 M8*13 1/4"
SDA125 302 155 58 175 87 69.5 27.5 80 30 22 102 70 M10*16 M8*13 1/4"
SDA140 394 172 69 192 95.5 77 32 80 30 27 125 102 M12*20 M10*16 1/4"
SDA160 456 198 75 218 106 87 34 80 30 27 125 102 M12*20 M10*16 1/4"
SDA210 568 257 90 287 133 113 40 130 30 36 140   M16*24   1/4"

All dimensions in mm unless shown otherwise. 

Stainless Steel Double Acting Actuator Construction

Part Number Quantity Part Name Material
1 1 Cylinder CF8
2 1 Shaft 304 Stainless Steel
3 1 O-ring NBR
4 1 Bearing Nylon 46
5 1 Adjusting Cam 304 Stainless Steel
6 1 Thrust Bearing Nylon 46
7 1 Bearing Nylon 46
8 1 O-ring NBR
9 1 Bearing Nylon 46
10 1 Gasket 304 Stainless Steel
11 1 Elastic Damping Ring 304 Stainless Steel
12 1 Position Indicator PPPP+30%GF
13 1 Screw PPPP+30%GF
14 4 Pising Indicating Piece PPPP+30%GF
15 2 Piston Cast Aluminium
16 2 Guide Bearing Nylon 46
17 2 O-ring NBR
18 2 Guide Ring Fluorine-carbon composite
19 10 Springs Not Applicable to DA model
20 2 O-ring NBR
21 1 Left End Cap CF8
22 1 Right End Cap CF8
23 8 End Cap Bolt 304 Stainless Steel
24 2 O-ring NBR
25 2 Gasket 304 Stainless Steel
26 2 Nut 304 Stainless Steel
27 2 Adjusting Bolt 304 Stainless Steel

Size 52mm to 210mm
Body 304 Stainless Steel
End Caps 304 Stainless Steel
Fixings 316 Stainless Steel
Actuation Double Acting Pneumatic

Product History