
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80BX160-30 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 160mm stroke, G3/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ80X160-30 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that creates a 130-160 mm usable travel window. The extruded aluminum barrel includes sensor grooves on both sides for flexible positioning of CMSE or DMSE switches.
This variant features a SUS304 stainless steel rod and PT tapered ports. The rear adjustment screw allows you to fine-tune the retract end position during commissioning without adding external stops. Remember that this adjuster functions only as a travel stop and does not hold the load without live air pressure; for dead-end load holding, consider the SAIL or BSAI series.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80BX160-30 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 160 mm |
| Acting type | Double acting |
| Port size | G3/8 |
| 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 | 2268 N | 2268 N |
| 0.7 MPa | 3175 N | — |
| Max (@1.0 MPa) | 463 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. |
|---|---|
| 80 | Bore size in mm. |
| ×160 | 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 130-160 mm travel window during product size transitions without swapping the physical cylinder or reworking external hard stops.
Use the rear adjuster to fine-tune the retract distance during commissioning, absorbing mechanical tolerances and ensuring precise positioning.
The 30 mm adjustment range is ideal for machinery that requires precise end-position tuning during product changeover, avoiding the need to physically swap a fixed-stroke SAI cylinder. Mounting options include the reduced SAIJ set of Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting the FB, CA, CB, and CR styles. When replacing an ISO 15552 cylinder, match the 80 mm bore, 160 mm stroke, PT port, and SUS304 rod material.
Quick checklist
At the maximum 1.0 MPa pressure, it can deliver up to 513 kgf.
The rear adjuster screw lets you shorten the nominal 160 mm stroke by up to 30 mm, providing a usable travel window of 130-160 mm. This mechanism acts as a travel stop to tune the end position and does not lock or hold the load without continuous air pressure.
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