
The AirTAC Airtac SAIJ160 Adjustable Cylinder SAIJ160AX80-75 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 80mm stroke, G3/4 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 SAIJ160X80-75 is a double-acting ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It provides a nominal 80 mm stroke that can be dialed back by up to 75 mm, yielding a precise 5-80 mm usable travel window for exact end-position tuning at commissioning. Equipped with a robust 40 mm SUS420J2 stainless steel rod, it delivers 10053 N of push force and 9425 N of pull force at 0.5 MPa.
This adjustable-stroke design eliminates the need to swap cylinders or bolt on external stops during product changeovers. The extruded aluminum barrel includes sensor grooves on both sides, and the rear adjuster acts strictly as a travel stop to set deceleration, not as a lock to hold the load without live air pressure.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160AX80-75 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 80 mm |
| Acting type | Double acting |
| Port size | G3/4 |
| Rod thread | M36×2 |
| 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 – 500 mm/s |
| Cushion | Adjustable, 50 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 | 10053 N | 9425 N |
| 0.7 MPa | 14074 N | — |
| Max (@1.0 MPa) | 2050 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. |
|---|---|
| 160 | Bore size in mm. |
| ×80 | 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 5-80 mm end-of-stroke for high-force pressing operations without swapping out the entire cylinder.
Quickly adjust the travel window on automated lines when handling different sized heavy components.
Use the rear stopper to fine-tune machine setup positions dynamically during initial commissioning.
Choose this 160 mm bore when an application demands high thrust up to 10053 N at 0.5 MPa, stepping up from a 125 mm bore that yields 6136 N. The 5-80 mm adjustable travel window is ideal for machines requiring variable end-stops, whereas a fixed SAI cylinder lacks this commissioning flexibility. Because the stroke is short, side-load risks are minimal, but always guide the load externally for heavy dynamics.
If your setup requires holding a load without continuous air pressure, note that the SAIJ adjuster is a stop, not a lock; you would need an external pilot-operated check valve or a related SAIL lock cylinder instead. For a direct ISO 15552 replacement, match the 160 mm bore, 80 mm stroke, 75 mm adjustment, PT tapered ports, SUS420J2 rod, and standard mounting set.
Quick checklist
At 0.5 MPa operating pressure, this 160 mm bore cylinder provides 10053 N of push force and 9425 N of pull force. It can reach a maximum push force of 18095 N at 0.9 MPa.
The rear adjuster allows you to shorten the 80 mm nominal stroke by up to 75 mm, creating a usable travel window of 5 to 80 mm. It functions as a mechanical stop to set the end position and does not lock the load without live air.
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