
The AirTAC Adjustable Cylinder SAIJ32 SAIJ32BX1000-20 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 1000mm 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 SAIJ32X1000-20 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster. It provides a 980-1000 mm usable travel window, allowing you to dial back the nominal 1000 mm stroke by up to 20 mm during commissioning. This specific configuration uses a SUS304 stainless steel rod for superior corrosion resistance and a PT tapered port thread.
Because the 1000 mm stroke exceeds the standard maximum for this bore, it is a non-standard made-to-order unit. The external rear stopper acts purely as a travel end-deceleration device, meaning it does not hold the load without live air pressure. For true load-holding without continuous air, consider the SAIL or BSAI series instead. The extruded aluminum barrel includes sensor grooves on both sides for straightforward detection integration.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32BX1000-20 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 1000 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. |
| ×1000 | 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 retract position on a 1000 mm stroke assembly during machine commissioning, trimming up to 20 mm without swapping the cylinder.
Adjust the travel end-stop on the fly when a production line switches to a slightly different product length, saving time on physical modifications.
Pair the 980-1000 mm travel window with external guide rails to manage long unsupported loads, using the rear screw only for final position calibration.
Choose this 32 mm bore adjustable cylinder when your machine setup requires exact end-position tuning on an extended travel length without adding external stops. The SUS304 rod material is specified here for environments where moisture or corrosion is a concern. The PT port thread must be matched to your pneumatic fittings.
When replacing an ISO 15552 cylinder, match the 32 mm bore, 1000 mm stroke, 20 mm adjustment range, PT port, and Basic/FA/LB/TC/FTC/TCM1/TCM2 mounting interface. Note that SAIJ omits the FB, CA, CB, and CR mounts. Because this is a 1000 mm stroke, the 12 mm diameter rod is highly susceptible to side-loading; an external guide rail is strongly recommended to prevent rod deflection and premature seal wear. This unit does not include a magnet, so it requires external sensors or a variant with the -S option if CMSE reed or DMSE electronic switches are needed.
Quick checklist
The rear adjuster screw lets you shorten the effective travel from the nominal 1000 mm down to 980 mm, giving a 980-1000 mm usable window. It functions as a physical stop for end-position tuning and does not lock or hold the load without live air pressure.
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