
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX220-30 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 220mm stroke, G1/2 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ100X220-30 is a double-acting, double-rod ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It provides a nominal 220 mm stroke that can be dialed back by up to 30 mm, giving you a precise 190-220 mm usable travel window for fine-tuning end positions at commissioning.
This variant uses a SUS420J2 stainless steel rod (material code A) for enhanced durability against moisture and light corrosion. The extruded aluminum barrel includes sensor grooves on both sides, allowing you to mount CMSE reed or DMSE solid-state switches if position feedback is needed later. The rear adjuster acts purely as a mechanical stop to set deceleration and travel endpoints, not as a lock to hold the load without live air pressure.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX220-30 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 220 mm |
| Acting type | Double acting |
| Port size | G1/2 |
| Rod thread | M20×1.5 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 800 mm/s |
| Cushion | Adjustable, 36 mm |
| Max stroke | Up to 1500 mm |
Specifications follow the official AirTAC SAI series datasheet and ISO 15552 dimensions. Confirm against the product label before installation. Port options: G (BSPP) / NPT.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 3682 N | 3682 N |
| 0.7 MPa | 5154 N | — |
| Max (@1.0 MPa) | 751 kgf | |
Double-rod model: the rod passes through the rear cover, so both piston faces lose rod area and push is shown at the annular-area value. Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| SAI | ISO 15552 profile-barrel cylinder series. |
|---|---|
| 100 | Bore size in mm. |
| ×220 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related SAI-family variants: SAID (double rod), SAIJ (adjustable stroke), SAIL (with lock), SAIF (with valve), BSAI (enclasp / clamp-lock), and SAI-S with built-in magnet. Rod material: carbon steel (blank) / SUS420J2 (A) / SUS304 (B); seals: TPU (blank) / Viton H / NBR N.
Dial in the 190-220 mm travel window during line changeovers to accommodate different package lengths without physically replacing the actuator.
Fine-tune the retract end-position during commissioning to perfectly align heavy machining heads, avoiding the hassle of adding external mechanical stops.
The 30 mm adjustment range is ideal for product changeovers where the exact end-of-stroke varies slightly between part sizes, eliminating the need to swap out a fixed-stroke SAI cylinder or bolt on external stops. To match this ISO 15552 footprint, specify a 100 mm bore, 220 mm stroke, 30 mm adjustment, PT tapered port threads, and your required mounting style (Basic, FA, LB, TC, FTC, TCM1, or TCM2). Because the 220 mm stroke is relatively long, ensure you use an external guide to prevent excessive side loading on the 25 mm rod.
Quick checklist
It features a rear adjusting screw that lets you shorten the effective travel by up to 30 mm, creating a 190-220 mm usable window. This allows you to set the exact retract end-position during setup without swapping cylinders.
It can deliver a maximum of 801 kgf at 1.0 MPa.
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