
The AirTAC Airtac SAIJ160 Adjustable Cylinder SAIJ160BX200-20S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 200mm 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 SAIJ160X200-20-S is a double-acting, single-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. It provides a 180-200 mm usable travel window, allowing you to dial back the 200 mm nominal stroke by up to 20 mm during commissioning. Featuring a robust 40 mm SUS304 stainless steel rod and a PT G3/4 port, it generates 10053 N of pull force at 0.5 MPa, making it suited for heavy-duty positioning tasks.
This adjustable-stroke model uses an external stopper screw rather than a locking mechanism, meaning it cannot hold a load without live air pressure. The extruded aluminum barrel includes sensor grooves on both sides, and the integrated magnet (-S) is fully compatible with AirTAC CMSE reed and DMSE electronic solid-state switches for precise end-of-stroke detection.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX200-20S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 200 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 | 10053 N | 9425 N |
| 0.7 MPa | 14074 N | — |
| Max (@1.0 MPa) | 2050 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. |
|---|---|
| 160 | Bore size in mm. |
| ×200 | 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 180-200 mm stroke window to set exact retract positions on large presses without machining external stop collars.
Quickly adjust the end-stop distance by up to 20 mm when switching between product sizes on a heavy-duty conveyor setup.
Fine-tune the 40 mm SUS304 rod extension during machine commissioning to perfect part seating without replacing the cylinder.
Choose this 160 mm bore when your application requires approximately 10000 N of pull force at 0.5 MPa. If your load demands less force, stepping down to the 125 mm bore yields 5734 N of pull force at 0.5 MPa, while moving up to the 200 mm bore provides 15080 N. The adjustable stroke is ideal for product changeovers, letting you fine-tune the end position without swapping cylinders or adding external stops. For load-holding without continuous air pressure, consider the SAIL or BSAI series instead of relying on this adjuster. When replacing an ISO 15552 cylinder, match the 160 mm bore, 200 mm stroke, 20 mm adjustment, PT G3/4 port, and the -S magnet requirement. Mounting options include Basic, FA, LB, TC, FTC, TCM1, and TCM2.
Quick checklist
At 0.5 MPa operating pressure, this 160 mm bore cylinder provides 10053 N of pull force and 14074 N of push force at 0.7 MPa.
The rear adjuster screw lets you shorten the 200 mm nominal stroke by up to 20 mm, creating a 180-200 mm usable travel window. It acts as a travel stop and does not lock the load without air pressure.
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