
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX115-30 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 115mm 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 SAIJ160X115-30 is a double-acting ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It provides a 115 mm nominal stroke that can be dialed back by up to 30 mm, yielding a usable travel window of 85-115 mm for precise end-position tuning during commissioning.
This unit integrates a SUS304 stainless steel piston rod (option B) for superior corrosion resistance and uses PT tapered port threads. The extruded aluminum barrel includes sensor grooves on both sides, though position sensing requires a magnet (-S) to function with CMSE reed or DMSE electronic sensors. The rear adjuster acts purely as a travel stop and does not hold the load without live air pressure.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX115-30 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 115 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. |
| ×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 85-115 mm insertion depth for varying part heights during machine setup, avoiding the need for external stopper blocks.
Quickly adjust the retract end-position by up to 30 mm on packaging lines when switching to a different package size.
Select this 160 mm bore cylinder when an application requires high thrust—such as 14074 N at 0.7 MPa—combined with variable end-stops to accommodate product changeovers without physically swapping the cylinder. For load-holding requirements without continuous air supply, note that this cylinder's adjuster is not a lock; you should evaluate an AirTAC SAIL or BSAI series cylinder instead.
As a dimensionally interchangeable ISO 15552 profile cylinder, it replaces units of identical bore and stroke dimensions. It supports a reduced mounting set including Basic, FA, LB, TC, FTC, TCM1, and TCM2 (omitting FB, CA, CB, and CR). The 115 mm stroke is below the 300 mm threshold, but the substantial 40 mm rod diameter and M36x2 thread provide excellent side-load capacity for rigid machine integration.
Quick checklist
It features a rear adjusting screw that allows you to shorten the effective stroke by up to 30 mm. This creates a usable travel window of 85-115 mm, letting you fine-tune the end position without adding external stops.
The maximum thrust is 2050 kgf at 1.0 MPa.
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