
The AirTAC Airtac SAIJ200 Adjustable Cylinder SAIJ200AX350-100S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 350mm stroke, G3/4 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAIJ200X350-100-S is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, allowing you to dial back the nominal 350 mm travel by up to 100 mm. This yields a usable 250-350 mm end-position window, perfect for fine-tuning machinery setup without swapping components. Delivering massive thrust, it pushes with 28274 N and pulls with 15080 N at 0.9 MPa.
Built for harsh environments, this variant features a SUS420J2 stainless steel rod (code A) and a magnet for position sensing. It accepts PT tapered port threads (G3/4) and operates at 30-500 mm/s. 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.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200AX350-100S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 350 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 | 15708 N | 15080 N |
| 0.7 MPa | 21991 N | — |
| Max (@1.0 MPa) | 3204 kgf | |
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. |
|---|---|
| 200 | Bore size in mm. |
| ×350 | 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 250-350 mm end-stop during heavy press commissioning to accommodate material thickness variations without adding external mechanical stops.
Rapidly adjust the stroke window on a packaging line when switching to different product sizes, using the 100 mm rear screw to modify the travel limit quickly.
Position large components on automated assembly jigs where the 28274 N push force and adjustable end-positioning ensure precise mating of heavy parts.
Select this 200 mm bore when your application demands extreme thrust that smaller neighbors cannot provide, such as stepping up from a 160 mm bore that yields 18095 N push at 0.9 MPa. The 100 mm adjustment range is ideal for product-size changeovers, letting you set variable end-stops on the fly rather than machining external stops. Because the stroke is 350 mm, the heavy 40 mm rod and M36x2 thread handle significant loads, but you must use an external guide to prevent side-load damage over this long travel.
For ISO 15552 interchangeability, match the 200 mm bore, 350 mm stroke, 100 mm adjust, PT G3/4 ports, and the -S magnet. Remember that the rear adjuster is a travel stop, not a lock; it cannot hold a load without live air. For true fail-safe load holding, use an AirTAC SAIL or BSAI cylinder instead.
Quick checklist
At 0.9 MPa operating pressure, this 200 mm bore cylinder provides a push force of 28274 N and a pull force of 15080 N. It reaches a maximum push force of 3204 kgf at 1.0 MPa.
The rear adjuster screw acts as a mechanical stop that lets you shorten the 350 mm nominal stroke by up to 100 mm, creating a 250-350 mm travel window. It only sets the end position and does not lock the load without live air pressure.
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