
The AirTAC Airtac ACE Compact Cylinder ACE50X5 is a genuine double acting ISO 21287 compact air cylinder with a Ø50mm bore and 5mm stroke, 1/8" air ports and a hard-anodized aluminium body. Its short compact envelope saves about 50% of the mounting length of an ISO 15552 profile cylinder.
This AirTAC ACE50X5 is a double acting compact cylinder that extends and retracts its rod with air pressure, delivering 981.7 N of push force at 0.5 MPa. Its 5 mm stroke suits short indexing moves, and the fixed TPU bumper at each end absorbs impact without needing adjustment.
Because the body follows ISO 21287, it is about 50% shorter than an ISO 15552 profile cylinder, so it fits into tight machine frames where a full-length unit will not. At 0.5 MPa, plan for a safe working load of roughly 589 N (about 60 kg) for real applications, and the optional -S magnet can be added for CMSE or DMSE sensors, but this unit has no magnet fitted.
| Model | Airtac ACE Compact Cylinder ACE50X5 |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø50 mm |
| Stroke | 5 mm |
| Acting type | Double acting |
| Port size | 1/8" |
| Rod thread | M10×1.5 |
| 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 – 500 mm/s |
| Cushion | Fixed TPU bumper (both ends) |
| Max standard stroke | Up to 250 mm |
Specifications follow the official AirTAC ACE-series (ISO 21287) datasheet. Body: hard-anodized aluminium alloy; piston rod: S45C carbon steel with hard-chrome plating. Rod type: female thread (blank) or male thread (B). Thread options: PT (blank) / G. A built-in magnet is OPTIONAL — add the -S code to fit CMSE / DMSE position sensors.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 982 N | 881 N |
| 0.7 MPa | 1374 N | 1234 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.
| ACE | ISO 21287 compact cylinder (double-acting). |
|---|---|
| 50 | Bore size in mm. |
| ×5 | Stroke length in mm. |
| S | Optional built-in magnet for CMSE / DMSE sensors (omit for no magnet). |
| B | Rod type: B = male thread; blank = female thread. |
ACE-family variants: ACE (double acting), ASE / ATE (single acting push / pull), ACED (double rod), ACEJ (adjustable stroke), TACE / TACED (non-rotating twin-guide yoke). Mounting accessories: FA / FB flange, LB foot, CA / CB clevis, CR, SDB pivot, FTC; plus I and Y knuckles. Thread PT (blank) / G.
Use the ACE50X5 to clamp a small part in a CNC fixture, with its 5 mm stroke providing a quick, firm hold for drilling or milling operations.
In a packaging line, this cylinder can push a label applicator head forward 5 mm to press labels onto boxes, cycling at speeds up to 500 mm/s.
Mount the ACE50X5 as a stop gate on a conveyor, extending its rod to block a product for 5 mm of travel, then retracting to let it pass.
For a 50 mm bore, the ACE50X5 provides a strong 981.7 N push at 0.5 MPa, while a smaller ACE32X25 offers 402.1 N for lighter tasks, and a larger ACE63X5 would give 1558.6 N for heavier loads. This short-stroke version is ideal where space is limited, but remember it does not hold position when air is lost, so add a rod lock or pilot check valve if the load must stay put.
Quick checklist
At 0.5 MPa, push force is 981.7 N and pull is 881.2 N. At 0.7 MPa, push is 1374.4 N and pull is 1233.7 N. The theoretical maximum force is 200.2 kgf at 1.0 MPa.
The ACE50X5 body is about 50% shorter than an ISO 15552 profile cylinder, saving mounting space. It has a fixed TPU bumper at both ends to absorb impact, and the optional -S magnet enables CMSE or DMSE sensors, but this model has no magnet fitted.
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