
The AirTAC Airtac Adjustable Cylinder SAIJ32 SAIJ32BX115-100 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 115mm 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 SAIJ32X115-100 is a double-acting ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It provides a nominal 115 mm travel but incorporates a 100 mm adjustment range, allowing you to fine-tune the effective extension anywhere between 15 mm and 115 mm during commissioning.
Built with a SUS304 stainless steel rod for corrosion resistance, this variant uses PT tapered port threads (G1/8) and lacks a magnet. The rear stopper lets you dial in the exact end-position without swapping hardware, while the extruded aluminum barrel integrates dual sensor grooves. Remember, the adjuster acts as a travel stop and does not hold the load without live air pressure.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32BX115-100 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 115 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. |
| ×115 | 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 15-115 mm extension during machine setup to test multiple product sizes without disassembling the pneumatic rig.
Quickly shorten the cylinder stroke on packaging lines when switching to different package lengths, saving valuable retooling time.
Use the 100 mm adjustment range to find the optimal clamping distance on test fixtures before locking down the final dimensions.
Choose this 32 mm bore when your application requires precise end-position tuning across a 15-115 mm window, avoiding the need to stock multiple fixed-stroke SAI cylinders. Because the stroke is 115 mm, side-loading is minimal, but always ensure the M10x1.25 rod thread is properly aligned to prevent binding.
For an exact ISO 15552 replacement match, specify the SAIJ32X115-100 with a 32 mm bore, 115 mm stroke, 100 mm adjustment, PT G1/8 port, Basic/FA/LB/TC/FTC/TCM1/TCM2 mounting, and no magnet. Since the rear screw only decelerates the travel end, use an external rod lock or a SAIL cylinder if you need fail-safe load holding without live air.
Quick checklist
The rear adjuster acts as an external stopper that lets you shorten the effective travel from the nominal 115 mm down to 15 mm. This provides a 100 mm tuning window for precise end-positioning without replacing the cylinder.
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