
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX1000-50 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 1000mm 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 SAIJ160X1000-50 is a double-acting ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It provides a usable travel window of 950-1000 mm, allowing you to dial back the nominal 1000 mm stroke by up to 50 mm during commissioning without adding external stops. The 160 mm bore delivers heavy thrust up to 18095 N at 0.9 MPa, making it robust enough for demanding industrial loads.
This unit is built with a SUS304 stainless steel rod (option B) for superior corrosion resistance and includes a PT tapered port thread. The extruded aluminum barrel incorporates sensor grooves on both sides for flexible switch mounting. Remember the rear adjuster acts purely as a travel stop to tune end positions and deceleration; it does not hold the load without live air pressure.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX1000-50 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 1000 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. |
| ×1000 | 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 950-1000 mm travel window during initial setup to perfectly seat heavy pressing tools without machining custom spacers.
Quickly adjust the retract end-position by up to 50 mm to accommodate varying package lengths on a packaging line.
Move substantial payloads across a 1-meter travel distance while relying on the SUS304 rod for corrosion resistance in humid environments.
If your application requires less force, stepping down to a 125 mm bore yields 6136 N at 0.5 MPa, whereas moving up to a 200 mm bore provides 15708 N at 0.5 MPa. The adjustable-stroke design is chosen over a fixed SAI cylinder when you need variable end-stops for machine changeover or precise product-size adjustments. To replace an ISO 15552 cylinder, match the 160 mm bore, 1000 mm stroke, 50 mm adjustment, PT port, and the Basic, FA, LB, TC, FTC, TCM1, or TCM2 mounting interfaces.
Because the stroke is 1000 mm, the unsupported piston rod is highly susceptible to deflection and side loads; an external guide rail must be used to prevent binding and premature seal wear. For applications requiring the load to be held in place without continuous air pressure, this cylinder is insufficient—the adjuster is not a lock. You would need to specify an SAIL (air-released lock) or BSAI (clamp-lock) cylinder, or integrate an external pilot-operated check valve.
Quick checklist
The pull force at 0.5 MPa is 9425 N.
A rear stopper screw lets you mechanically shorten the effective travel from the 1000 mm nominal stroke down to 950 mm. This allows precise end-position tuning at commissioning, but it acts only as a stop and does not lock the load without air pressure.
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