
The AirTAC Airtac SAIJ100 Adjustable Cylinder SAIJ100AX160-50 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 160mm stroke, G1/2 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 SAIJ100X160-50 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that allows you to fine-tune the effective travel down from a 160 mm nominal stroke to a 110 mm minimum, creating a precise 110-160 mm usable window. Delivering 3927 N of push force at 0.5 MPa, it handles heavy positioning tasks without requiring an external stopper block.
This unit features a SUS420J2 stainless steel rod for enhanced corrosion resistance and uses PT tapered port threads (G1/2). The extruded aluminum barrel includes sensor grooves on both sides, and because no magnet is specified, you would add an -S variant if you later need CMSE reed or DMSE electronic solid-state position detection.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX160-50 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 160 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 | 3927 N | 3682 N |
| 0.7 MPa | 5498 N | — |
| Max (@1.0 MPa) | 801 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. |
|---|---|
| 100 | Bore size in mm. |
| ×160 | 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.
Rapidly adjust the 110-160 mm travel window during format size changes on packaging lines without disassembling the cylinder mount.
Fine-tune the exact retract end-position during machine setup to dial in precise mechanical stops for heavy 3927 N press operations.
Provide adaptable stroke limits on automated assembly stations where multiple part sizes are processed on the same tooling base.
Choose this 100 mm bore when your application requires substantial thrust—stepping down to an 80 mm bore drops your 0.5 MPa push force to 2513 N, while stepping up to 125 mm yields 6136 N. The SAIJ100X160-50 is selected over a fixed SAI cylinder when a machine requires variable end-stops or commissioning fine-tuning to dial in a 110-160 mm stroke without physically swapping hardware.
To match this ISO 15552 interchangeable cylinder for a replacement, verify the 100 mm bore, 160 mm stroke, 50 mm adjuster, PT G1/2 ports, and SUS420J2 rod material. Remember that the rear adjuster is a travel stop, not a lock; it cannot hold a load without live air, so for true fail-safe load holding consider a SAIL or BSAI cylinder instead.
Quick checklist
At 0.5 MPa operating pressure, this 100 mm bore cylinder generates 3927 N of push force and 3681 N of pull force. At the maximum 1.0 MPa pressure, it can deliver up to 801 kgf.
The rear adjuster acts as an external stopper that lets you shorten the 160 mm nominal stroke by up to 50 mm, yielding a usable 110-160 mm travel window. It only sets the end-of-stroke position and does not lock the load without continuous air pressure.
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