CD85N20-16S-B ISO Round Body Cylinder SMC
The SMC CD85N20-16S-B PNEUMATIC CYLINDER NSNP is a high-performance, single-acting linear drive engineered to conform with universal ISO 6432 and CETOP RP52P standards. Utilizing a reliable spring return mechanism, this cylinder features a 20 mm bore size and a compact 16 mm stroke length. It is designed with an exceptional dust-resistant rod packing setup that protects internal mechanics in heavily soiled industrial setups. Constructed with a premium corrosion-resistant stainless steel barrel and an extruded housing, this auto-switch capable cylinder features a built-in magnet to facilitate precise position tracking via magnetic proximity sensors, guaranteeing long operational longevity across production lines.
Feature | Value |
|---|---|
Manufacturer Part Number | CD85N20-16S-B |
Product Series | C85 Series (ISO Round Body) |
Conforms to Standards | ISO 6432 / CETOP RP52P |
Mode of Operation | Single-acting, Single Rod (Spring Return) |
Bore / Piston Diameter | 20 mm |
Stroke Length | 16 mm |
Piston Rod Thread | M8 x 1.25 (Male thread end) |
Mounting Style | Basic (Integrated Rear Clevis) |
Position Detection | Auto-switch capable (Built-in magnetic piston) |
Cushioning Type | Rubber bumper cushioning at both ends |
Operating Medium | Compressed Air |
Maximum Operating Pressure | 1.0 MPa (10 bar / 145 psi) |
Ambient & Fluid Temperature | -20 °C to 70 °C (With no freezing) |
Max. Piston Speed | 50 to 1500 mm/s |
Cylinder Barrel Material | Stainless Steel |
Rod Seals / Packings | High abrasion-resistant Nitrile / Rubber |
Product Weight | Approx. 180 g (0.40 lbs) |

Ssaoco Dammam
- Started from: Jul 10, 2025



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