
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX30-20 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 30mm 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 SAIJ160X30-20 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that allows you to trim the effective travel into a 10-30 mm window. Built with a 40 mm SUS304 stainless steel rod and a PT G3/4 tapered port, it delivers massive thrust up to 18095 N at 0.9 MPa. The extruded aluminum barrel includes sensor grooves on both sides for flexible mounting of CMSE or DMSE switches.
Because the rear adjuster acts as a hard stop rather than a lock, this cylinder requires live air to maintain its position. It uses a reduced mounting subset of Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB and CA options. The 50 mm variable air cushion at both ends helps absorb the heavy impact forces inherent to a 160 mm bore.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX30-20 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 30 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. |
| ×30 | 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 10-30 mm travel window during machine commissioning to perfect pressing operations without external stops.
Quickly adjust the rear stopper to accommodate varying product sizes on a high-force assembly line.
Use the massive 18095 N pull force at 0.9 MPa for joining heavy components while fine-tuning the final position.
The adjustable stroke is ideal for variable end-stops without swapping cylinders, though true load-holding without live pressure requires a SAIL or BSAI model. This SKU maps to a 160 mm bore, 30 mm stroke, 20 mm adjustment, PT G3/4 port, SUS304 rod, and no magnet.
Quick checklist
The maximum thrust at 1.0 MPa is 2050 kgf.
The rear adjuster screw lets you shorten the 30 mm nominal stroke by up to 20 mm, creating a usable travel window of 10 to 30 mm for fine-tuning without replacing the cylinder.
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