
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80AX600-30 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 600mm stroke, G3/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ80X600-30 is a double-acting, double-rod ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It provides a nominal 600 mm stroke with a 30 mm external trim range, yielding a precise 570-600 mm usable travel window for fine-tuning end positions during commissioning.
This unit features a SUS420J2 stainless steel rod for enhanced corrosion resistance and uses PT tapered port threads. It includes variable air cushions at both ends to manage kinetic energy. The rear adjuster acts solely as a mechanical stop to set the retract position and does not hold the load without live air pressure.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80AX600-30 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 600 mm |
| Acting type | Double acting |
| Port size | G3/8 |
| Rod thread | M20×1.5 |
| 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, 36 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 | 2268 N | 2268 N |
| 0.7 MPa | 3175 N | — |
| Max (@1.0 MPa) | 463 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. |
|---|---|
| 80 | Bore size in mm. |
| ×600 | 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 570-600 mm retract position during line changeovers without fabricating new external hard stops.
Adjust the stroke length on the fly to accommodate different package sizes moving through a sorting station.
If you need less force, the 63 mm bore offers 2805 N; if you need more, the 100 mm bore provides 7068 N. The adjustable 570-600 mm travel window is ideal for product changeovers, allowing you to shorten the stroke by up to 30 mm without swapping the cylinder or adding external stops.
Because this is a 600 mm stroke, the 25 mm diameter rod and M20x1.5 thread will experience significant leverage forces if the load is unsupported; an external guide is strongly recommended to prevent side-load damage. This SAIJ model uses the reduced mounting set: Basic, FA, LB, TC, FTC, TCM1, and TCM2. It omits the FB, CA, CB, and CR mounts. For any load-holding requirements without continuous air pressure, select a SAIL or BSAI series cylinder instead.
Quick checklist
A rear external screw acts as a mechanical stop, allowing you to shorten the effective travel from 600 mm down to 570 mm. This adjuster sets the end position but does not lock or hold the load without live air pressure.
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