
The AirTAC SE63 Standard Cylinder SE63AX850S is a genuine double-acting ISO 15552 / VDMA 24562 profile-barrel air cylinder with a Ø63mm bore and 850mm stroke, PT3/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SE63AX850S is a double-acting single-rod ISO 15552 profile cylinder featuring a 63 mm bore and an 850 mm stroke. Because 850 mm exceeds the standard 1500 mm maximum for this bore, it is supplied as a non-standard made-to-order unit. It generates 1559 N of push force at 0.5 MPa and 2182 N at 0.7 MPa. The extruded aluminum barrel lacks external tie rods, presenting a clean, compact profile that mounts flush and resists corrosion.
This specific configuration includes a SUS420J2 stainless steel rod (code A) for corrosive or washdown environments, and a built-in magnet (code S) for position sensing. The field-adjustable air cushioning at both ends allows technicians to fine-tune end-of-stroke deceleration via a screw, softening hard impacts at speed. It is dimensionally interchangeable per ISO 15552, serving as a direct replacement for other ISO 15552 cylinders.
| Model | Airtac SE63 Standard Cylinder SE63AX850S |
|---|---|
| Series | SE ISO 15552 profile cylinder |
| Bore size | Ø63 mm |
| Stroke | 850 mm |
| Acting type | Double acting |
| Port size | PT3/8 |
| Rod thread | M16×1.5 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C (0–150 °C with FKM seals) |
| Speed range | 30 – 800 mm/s |
| Cushion | Adjustable, 36 mm |
| Max stroke | Up to 1500 mm |
Specifications follow the official AirTAC SE series datasheet and ISO 15552 / VDMA 24562 dimensions. Confirm against the product label before installation. Port options: PT (standard) / G (BSPP).
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 1559 N | 1402 N |
| 0.7 MPa | 2182 N | — |
| Max (@1.0 MPa) | 318 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| SE | ISO 15552 / VDMA 24562 profile-barrel double-acting cylinder. |
|---|---|
| 63 | Bore size in mm. |
| ×850 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSE / DMSE sensor sensing. |
Rod material: carbon steel (blank) / SUS420J2 (A) / SUS304 (B). Seals: TPU (blank) / FKM high-temp (H) / NBR (N). Thread: PT (blank) / G. Mounting: Basic, LB, FA, FB, CA, CB, CR, TC, FTC, TCM1, TCM2. Related SE-family variants: SED (double rod), SEJ (adjustable stroke), BSE (rod lock), BSED (double-rod rod lock).
Pushing filled cardboard cartons onto a palletizer chain at 1559 N push force, where the 850 mm stroke covers the full pallet width and the SUS420J2 rod resists washdown moisture.
Bottling Line Diverter
Raising and lowering metal brackets into a chemical dip tank, relying on the SUS420J2 stainless rod to withstand mild corrosive exposure and the adjustable cushion to prevent liquid splash at stroke ends.
Stepping down to the 50 mm bore drops the 0.5 MPa push force to 982 N, while stepping up to the 80 mm bore increases it to 2513 N. When sizing, remember that a plain SE cylinder does not hold its load when air is lost or the valve is centered; the piston drifts. If your 850 mm stroke application must hold a vertical load without live pressure, use a BSE rod lock or an external pilot-operated check valve. The 850 mm stroke creates a long lever arm; an external guide is required to prevent rod-bearing bending under side loads. To retrofit, match the 63 mm bore, 850 mm stroke, PT3/8 port, mounting accessory, and the -S magnet requirement.
Quick checklist
The SE63AX850S generates 1559 N push and 1402 N pull at 0.5 MPa, 2182 N push at 0.7 MPa, and a maximum of 318 kgf at 1.0 MPa. It operates at a speed of 30-800 mm/s.
Yes, the SE63AX850S is dimensionally interchangeable per ISO 15552 and serves as a direct replacement for other ISO 15552 profile cylinders. It uses a PT3/8 port and an M16x1.5 rod thread.
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