
The AirTAC Airtac SAIJ200 Adjustable Cylinder SAIJ200AX100-20 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 100mm stroke, G3/4 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAIJ200X100-20 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that creates an 80 to 100 mm usable travel window. As the largest standard bore, it generates 15708 N of push force at 0.5 MPa and 2268 N of pull force, making it suited for moving massive loads. The extruded aluminum barrel includes sensor grooves on both sides for flexible positioning.
This variant uses a SUS420J2 stainless steel rod for superior corrosion resistance and features PT tapered port threads. The rear stopper screw allows you to fine-tune the end position at commissioning without adding external stops. Remember, this adjuster acts only as a travel stop and deceleration point; it does not hold the load without live air pressure.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200AX100-20 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 100 mm |
| Acting type | Double acting |
| Port size | G3/4 |
| Rod thread | M36×2 |
| 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 – 500 mm/s |
| Cushion | Adjustable, 50 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 | 15708 N | 15080 N |
| 0.7 MPa | 21991 N | — |
| Max (@1.0 MPa) | 3204 kgf | |
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. |
|---|---|
| 200 | Bore size in mm. |
| ×100 | 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 exact 80 to 100 mm travel during heavy assembly operations to accommodate varying part heights without changing out the entire cylinder setup.
Use the 20 mm rear stroke adjustment to quickly adapt automated machinery when switching production lines to a slightly shorter product variant.
Leverage the 15708 N push force to move bulky materials, relying on the rear stopper to fine-tune the deceleration end-point safely.
Choose this 200 mm bore when the 160 mm bore (10053 N push at 0.5 MPa) is insufficient for your heaviest material handling. The 20 mm rear adjustment range is ideal for product-size changeovers on a line, letting you dial in the exact 80 to 100 mm end-position without swapping the cylinder. For load-holding without live air, the rear stopper is not a lock; you would need an external pilot-operated check valve or a related SAIL lock cylinder.
To replace an ISO 15552 cylinder, match the 200 mm bore, 100 mm stroke, 20 mm adjustment, PT G3/4 port, and the reduced SAIJ mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2). This model lacks a magnet, so it cannot use CMSE or DMSE sensors without modification.
Quick checklist
At 0.5 MPa operating pressure, this 200 mm bore cylinder provides 15708 N of push force and 2268 N of pull force. At the maximum 1.0 MPa pressure, it delivers up to 3204 kgf.
The rear adjusting screw acts as an external stopper that trims the nominal 100 mm stroke back by up to 20 mm, giving you a usable travel window of 80 to 100 mm. It sets the end position but does not lock the load without live air.
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