
The AirTAC Airtac Adjustable Cylinder SAIJ32 SAIJ32BX475-100S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 475mm stroke, G1/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAIJ32X475-100-S is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster. It provides a 375-475mm usable travel window from its 475mm nominal stroke, allowing precise end-position tuning without external stops. The bore delivers 563N push force at 0.7 MPa.
This variant includes a SUS304 stainless steel rod for superior corrosion resistance and a magnetic piston for position sensing with AirTAC CMSE reed or DMSE electronic switches. It uses a PT G1/8 port and omits FB, CA, CB, and CR mounts, supporting Basic, FA, LB, TC, FTC, TCM1, and TCM2 attachments.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32BX475-100S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 475 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 | 402 N | 346 N |
| 0.7 MPa | 563 N | — |
| Max (@1.0 MPa) | 82 kgf | |
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. |
| ×475 | 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 375-475mm travel window during format changes to accommodate varying package sizes without swapping hardware.
Fine-tune the retract position at commissioning to hit exact mechanical endpoints, avoiding the need for external stopper blocks.
Adjust the diverting stroke length on the fly to route different box sizes accurately down the correct lane.
Choose this 32mm bore when you need 563N of push force at 0.7 MPa, stepping down from a 40mm bore (879N) for a lighter footprint, or up from a 32mm if more thrust is required. The 100mm adjustment range is selected over a fixed SAI cylinder when a machine requires variable end-stops for rapid product changeovers.
Because the 475mm stroke is non-standard and exceeds the 1000mm max standard stroke, it is made-to-order. Long unsupported strokes require an external guide to prevent rod side-loading. The rear adjuster is a travel stop, not a lock; for load-holding without live air, use a SAIL or BSAI cylinder. It is dimensionally interchangeable per ISO 15552.
Quick checklist
The rear adjusting screw acts as a mechanical stop that lets you shorten the effective stroke by up to 100mm. This gives you a usable travel window of 375-475mm, allowing fine-tuning of the end position at commissioning without replacing the cylinder.
At 0.7 MPa, the 32mm bore provides 563N of push force and 345N of pull force. At 0.5 MPa, it delivers 402N push and 345N pull.
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