
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX100-100 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 100mm stroke, G1/2 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ100X100-100 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster. With a 100 mm nominal stroke and a 100 mm adjustment screw, it provides a fully variable 0-100 mm usable travel window, allowing you to set the exact retract end-position during commissioning without swapping hardware. It delivers substantial thrust, pushing 3927 N at 0.5 MPa and 7068 N at 0.9 MPa.
This unit is built with a SUS420J2 stainless steel rod (code A) for corrosion resistance and uses PT tapered port threads. The extruded aluminum barrel includes sensor grooves on both sides for CMSE reed or DMSE electronic switches. Mounting options include Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX100-100 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 100 mm |
| Acting type | Double acting |
| Port size | G1/2 |
| 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 | 3682 N | 3682 N |
| 0.7 MPa | 5154 N | — |
| Max (@1.0 MPa) | 751 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. |
|---|---|
| 100 | Bore size in mm. |
| ×100 | 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 retract position from 0 to 100 mm during machine commissioning to accommodate varying product lengths without adding external stopper blocks.
Quickly adjust the stroke window when switching a production line to a different package size, leveraging the full 100 mm trim range to minimize downtime.
Choose this 100 mm bore if your application requires pushing 3927 N at 0.5 MPa or up to 7068 N at 0.9 MPa. If you need less force, stepping down to an 80 mm bore yields 2513 N at 0.5 MPa. The 100 mm adjustment range is ideal for product-size changeovers where the retract distance varies drastically, functioning as an external stop built into the cylinder. The rear adjuster and air cushion only set travel end-deceleration; they do not hold the load without live air. For true load-holding, use an external rod lock, a pilot-operated check valve, or the SAIL/BSAI series.
As a dimensionally interchangeable ISO 15552 cylinder, it replaces any standard profile cylinder of the same bore and stroke. Because the stroke is 100 mm, the 25 mm rod and M20x1.5 thread handle side loads well, but always guide the load externally to prevent binding.
Quick checklist
The pull force is 3681 N at 0.5 MPa.
The rear adjuster screw allows you to trim the effective stroke by up to 100 mm, giving a usable travel window of 0 to 100 mm. This acts as a travel stop to fine-tune the end position and does not lock the load without live air pressure.
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