
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX160-20 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 160mm stroke, G3/4 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ160X160-20 is a double-acting ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. This fine-tuning capability is ideal for commissioning and product changeovers without swapping the cylinder or adding external stops.
This specific configuration includes a SUS304 stainless steel rod (option B) for superior corrosion resistance. The extruded aluminum barrel features sensor grooves on both sides, and the PT tapered port threads match the G3/8 standard for this bore size. The rear adjuster acts strictly as a travel stop and does not hold the load without live air pressure.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX160-20 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 160 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 | 9425 N | 9425 N |
| 0.7 MPa | 13195 N | — |
| Max (@1.0 MPa) | 1922 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. |
|---|---|
| 160 | Bore size in mm. |
| ×160 | 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.
Fine-tune the 140-160mm travel window during product line changeovers to dial in exact end positions without physically swapping cylinders.
Use the rear adjusting screw to set precise retract positions for heavy-duty tooling, accommodating slight variations in workpiece dimensions.
Choose this 160mm bore when a 100mm bore (delivering 3927N at 0.5MPa) is insufficient, but a 200mm bore (15708N) would be excessive. The adjustable 140-160mm travel window is perfect for applications requiring variable end-stops during machine setup. For any load-holding requirements without live air pressure, this cylinder is not suitable; consider the SAIL or BSAI series instead.
When replacing an ISO 15552 cylinder, match the 160mm bore, 160mm stroke, 20mm adjustment range, PT port threads, and the specific mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2). Since the stroke is 160mm, ensure external guides are used if side loads are present, as the 40mm rod still requires support for unsupported lengths.
Quick checklist
The rear adjusting screw acts as a mechanical stop that allows you to shorten the effective stroke by up to 20mm. This creates a usable travel window of 140-160mm, enabling precise end-position tuning without adding external stops.
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