
The AirTAC Airtac SCT32-63 Multi-Position Tandem Air Cylinder SCT32X160X160S is a genuine double-acting MULTI-POSITION (tandem) air cylinder: two piston sections of 160mm and 160mm give 3 controllable stop positions across a 320mm total travel, with a Ø32mm bore, PT1/8 ports and adjustable end cushioning.
The SCT32X160X160S is a double-acting multi-position tandem cylinder that delivers three fixed stop points along its 320 mm total stroke. With both 160 mm sections equal, the rod reaches 0 mm (retracted), 160 mm, and 320 mm (fully extended), making it ideal for two-stage sorting or diverting tasks. This model includes a built-in magnet for direct mounting of CMSG/DMSG sensors, and each piston section generates 402 N of push force at 0.5 MPa.
Built on a tie-rod body with a 12 mm rod and M10x1.25 rod thread, the cylinder uses PT1/8 ports and features a 21 mm adjustable air cushion at each end. The body length A(SCT) is 233 mm plus strokes, and the standard TPU seals suit operating temperatures from -20 to +70 °C. At the maximum operating pressure of 0.9 MPa, each section pushes with 724 N, providing ample force for light to medium automation tasks.
| Model | Airtac SCT32-63 Multi-Position Tandem Air Cylinder SCT32X160X160S |
|---|---|
| Series | SCT multi-position tie-rod cylinder |
| Bore size | Ø32 mm |
| Stroke 1 / Stroke 2 | 160 / 160 mm |
| Total travel | 320 mm |
| Stop positions | 3 positions |
| Acting type | Double acting (tandem, multi-position) |
| Port size | PT1/8 |
| Rod thread | M10×1.25 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 800 mm/s |
| Cushion | Adjustable, 21 mm |
| Max stroke / section | Up to 500 mm standard |
Specifications follow the official AirTAC SCT (multi-position) datasheet. SCT is available in bores 32–100; each of the two sections has a 500 mm max standard stroke (800 mm max). Confirm against the product label before installation. Thread options: PT (standard) / G.
| Position | Rod extension |
|---|---|
| P0 (retracted) | 0 mm |
| P1 (section 1) | 160 mm |
| P2 (both extended) | 320 mm |
Positions are set by pressurising section 1, section 2, or both. With equal strokes you get 3 distinct positions; with unequal strokes you get 4.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 402 N | 346 N |
| 0.7 MPa | 563 N | — |
| Max (@1.0 MPa) | 82 kgf | |
Force is per actuated piston section (single-piston, same as the SC bore): push uses the full bore area, pull subtracts the rod area. Size with a safety margin.
| SCT | Multi-position (tandem) tie-rod cylinder series. |
|---|---|
| 32 | Bore size in mm (SCT range 32–100). |
| ×160 | Stroke 1 (section 1) in mm. |
| ×160 | Stroke 2 (section 2) in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related types: SC (single rod), SCD (double rod), SCJ (adjustable stroke). SCT mounting: Basic, FA, FB, CA, CB, LB. Seals: TPU standard / H = Viton / N = NBR. Thread: blank = PT, G = G thread.
Uses the 0, 160, and 320 mm positions to direct packages to one of two conveyor lanes, with the magnet confirming each stop for reliable sequencing.
Retracts to 0 mm for loading, extends to 160 mm for a partial eject, then to 320 mm for full part removal, all verified by barrel-mounted sensors.
Positions a workpiece at three precise heights for drilling or tapping operations, using the 21 mm cushion to handle end-of-stroke impact smoothly.
Choose the SCT32X160X160S when you need three distinct mechanical stops without the complexity of servo controls or two separate cylinders. It replaces two 160 mm stroke units in a push-pull setup, simplifying plumbing and mounting. For slightly higher force, the SCT40 bore offers 628 N push per section at 0.5 MPa. A direct replacement must match the 32 mm bore, both 160 mm strokes, PT thread, and the -S magnet option; the basic mount means no additional brackets are included, but FA, FB, CA, CB, or LB accessories can be ordered separately. With a section stroke of 160 mm, rod bending is not a primary concern under axial loads, but always align the load to prevent side forces.
Multi-position checklist
It provides 3 discrete positions because both stroke sections are equal at 160 mm. The rod stops at 0 mm (fully retracted), 160 mm (first section extended), and 320 mm (both sections extended).
Yes, if your application requires a three-position sequence. The SCT32X160X160S consolidates two 160 mm stroke actions into one tandem body, reducing mounting space. Ensure the replacement matches the 32 mm bore, both 160 mm strokes, PT ports, and the -S magnet if sensor feedback is needed.
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