
The AirTAC Adjustable Cylinder SAIJ32 SAIJ32AX130-20 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 130mm stroke, G1/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ32X130-20 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that allows you to fine-tune the effective travel. With a nominal 130 mm stroke and a 20 mm adjustment range, it provides a usable 110-130 mm travel window for precise end-position tuning at commissioning.
This model is equipped with a SUS420J2 stainless steel rod (material code A) for improved corrosion resistance. The extruded aluminum barrel includes sensor grooves on both sides, and the mounting options cover Basic, FA, LB, TC, FTC, TCM1, and TCM2. The rear screw acts as a mechanical stop to decelerate the travel end, but it does not hold the load without live air pressure.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32AX130-20 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 130 mm |
| Acting type | Double acting |
| Port size | G1/8 |
| Rod thread | M10×1.25 |
| 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, 27 mm |
| Max stroke | Up to 1000 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 | 346 N | 346 N |
| 0.7 MPa | 484 N | — |
| Max (@1.0 MPa) | 70 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. |
|---|---|
| 32 | Bore size in mm. |
| ×130 | 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 110-130 mm travel window during initial commissioning to perfectly align stops without machining custom spacers.
Quickly adjust the retract end-position by up to 20 mm on packaging lines when switching between different package sizes.
Fine-tune the final resting position of small pneumatic actuators in light assembly machinery without replacing the entire cylinder.
An adjustable stroke is ideal for machine setups requiring a variable end-stop or product changeover, avoiding the need to physically swap cylinders or bolt on external stops. Unlike the fixed-stroke SAI, this SAIJ variant lets you dial in the exact retract position during commissioning.
Because the rear adjuster and air cushions only manage travel deceleration, this cylinder will not hold a load without live air. For drop-prevention or load-holding without continuous pressure, consider the SAIL lock or BSAI clamp-lock series. To replace an ISO 15552 cylinder, match the 32 mm bore, 130 mm stroke, 20 mm adjustment, PT port, and required mounting interface. This unit lacks a magnet, so position sensing requires adding an external switch or choosing an -S model with CMSE or DMSE sensors.
Quick checklist
The rear adjuster screw lets you shorten the 130 mm nominal stroke by up to 20 mm, creating a 110-130 mm usable travel window. It acts as a mechanical stop to set the retract end-position without changing the cylinder.
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