
The AirTAC Airtac SAIJ50 Adjustable Cylinder SAIJ50AX600-10 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø50mm bore and 600mm stroke, G1/4 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 SAIJ50X600-10 is a double-acting, single-rod ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It delivers 982N of push thrust at 0.5 MPa and operates at speeds of 30-800 mm/s. The barrel is extruded aluminum with sensor grooves on both sides, and the rod is constructed from SUS420J2 stainless steel (code A) for enhanced corrosion resistance.
Equipped with a 10mm adjustment mechanism, this model allows you to fine-tune the effective travel to a precise 590-600mm window during commissioning. This eliminates the need to swap out the entire cylinder or bolt on external stoppers when dialing in the final retract position. The PT tapered port threads ensure a tight, reliable pneumatic connection.
| Model | Airtac SAIJ50 Adjustable Cylinder SAIJ50AX600-10 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø50 mm |
| Stroke | 600 mm |
| Acting type | Double acting |
| Port size | G1/4 |
| Rod thread | M16×1.5 |
| 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, 30 mm |
| Max stroke | Up to 1200 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 | 982 N | 825 N |
| 0.7 MPa | 1374 N | — |
| Max (@1.0 MPa) | 200 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. |
|---|---|
| 50 | Bore size in mm. |
| ×600 | 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 590-600mm retract position during product size changes without physically replacing the cylinder or adding external mechanical stops.
Fine-tune the end-of-stroke position during initial setup to compensate for mechanical tolerance stack-up across the 600mm travel distance.
Provides 982N of push force at 0.5 MPa for moving moderate loads, with the rear screw allowing minute adjustments to the resting position.
Choose this 50mm bore when a 40mm bore (offering 628N push at 0.5 MPa) lacks sufficient force, but a 63mm bore (1559N) is oversized for your envelope. The adjustable stroke is ideal for machine setups requiring variable end-stops or product changeovers, providing finer control than a fixed-stroke SAI cylinder. Because the nominal stroke is 600mm, the M16x1.5 rod is highly susceptible to side-loading and bending; an external guide rail is strongly recommended to prevent premature seal wear.
For load-holding applications, note that this cylinder's rear adjuster and air cushions act only as travel stops and deceleration devices—they do not lock the load without live air pressure. For true pneumatic locking, consider the SAIL or BSAI series. This model uses PT tapered ports and supports a reduced mounting set: Basic, FA, LB, TC, FTC, TCM1, and TCM2 (omitting FB, CA, CB, and CR).
Quick checklist
The rear adjuster screw allows you to shorten the effective stroke by up to 10mm, creating a usable travel window of 590-600mm. It acts as a mechanical stop for the retract end position and does not lock the load without live air pressure.
At 0.5 MPa, it provides 982N of push thrust and 825N of pull thrust. At 0.7 MPa, push thrust increases to 1374N. The standard operating speed range for this 50mm bore is 30-800 mm/s.
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