
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX225-75 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 225mm stroke, G3/4 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ160X225-75 is a double-acting ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It provides a nominal 225 mm stroke with a usable travel window of 150 to 225 mm, allowing you to dial back the retract position by up to 75 mm during commissioning.
This adjustable stopper lets you fine-tune end positions on product changeovers without swapping the cylinder or adding external stops. The rear adjuster and variable air cushions only decelerate the travel end; they do not hold the load without live air. For position holding, use a SAIL lock or BSAI clamp-lock cylinder.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX225-75 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 225 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 | 9425 N | 9425 N |
| 0.7 MPa | 13195 N | — |
| Max (@1.0 MPa) | 1922 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. |
|---|---|
| 160 | Bore size in mm. |
| ×225 | 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 150 to 225 mm end position during heavy press commissioning without external stopper hardware.
Quickly adjust the retract stop for varying product sizes on a machining line, saving setup time.
The adjustable stroke is ideal for variable end stops and machine setup, whereas a fixed SAI cylinder suits dedicated single-purpose stations. The robust 40 mm SUS304 rod handles high side loads, but at 225 mm stroke you should still guide the load externally.
To replace an ISO 15552 cylinder, match the 160 mm bore, 225 mm stroke, 75 mm adjustment, PT G3/4 port, and Basic, FA, LB, TC, FTC, TCM1, or TCM2 mounting. Add an -S magnet if you need CMSE reed or DMSE electronic sensors.
Quick checklist
At 0.7 MPa, the push force increases to 14074 N.
The rear adjuster acts as a stopper to shorten the effective travel. For this 225 mm stroke model, you can trim the retract position back by up to 75 mm, creating a usable 150 to 225 mm travel window.
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