
The AirTAC Airtac ASE Single Acting Plunger Type Compact Air Cylinder ASE32X5S is a genuine single acting, push (spring return) ISO 21287 compact air cylinder with a Ø32mm 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 ASE32X5S is a compact single acting push cylinder with spring return, sized for short-stroke automation. It delivers 352.5 N of push force at 0.5 MPa (net of the return spring) and 513.4 N at 0.7 MPa, so it suits light clamping and positioning tasks.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, fitting tight jigs and guards. The optional -S magnet is fitted here, enabling CMSE or DMSE switches for position sensing. For a safe working load, plan around 212 N at 0.5 MPa, which lifts about 22 kg vertically with a 2:1 margin.
| Model | Airtac ASE Single Acting Plunger Type Compact Air Cylinder ASE32X5S |
|---|---|
| Series | ASE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø32 mm |
| Stroke | 5 mm |
| Acting type | Single acting, push (spring return) |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.2 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 50 – 500 mm/s |
| Cushion | Fixed TPU bumper (both ends) |
| Max standard stroke | Up to 25 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 (spring return) |
|---|---|
| 0.5 MPa | 352.5 N |
| 0.7 MPa | 513.4 N |
Single-acting push: air extends the rod; the return spring retracts it. Forces already net the spring; minimum working pressure is 0.2 MPa. Single-acting strokes are short (Ø12 to 10 mm, Ø16-100 to 25 mm).
| ASE | ISO 21287 compact cylinder (single-acting push, spring-return). |
|---|---|
| 32 | 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 in a small jig to clamp a plastic part during drilling, with the spring retracting the rod when air is released.
Drive a label tamp head for a 5 mm stroke on a packaging line, pushing labels onto boxes at up to 500 mm/s.
Activate a safety guard latch on a machine enclosure, where the compact body fits behind a panel and the spring returns the pin.
For a lighter duty, the ASE25X5 offers 210.1 N at 0.5 MPa, while the ASE40X5 steps up to 556.8 N. This 32 mm bore suits compact fixtures where space is limited, but remember the spring retracts the rod and does not hold a mid-stroke position. Mounting options include FA/FB flange, LB foot, CA/CB clevis, CR, SDB pivot, or FTC brackets, and the 1/8" port simplifies air routing.
Quick checklist
At 0.5 MPa, the push force is 352.5 N, and at 0.7 MPa it is 513.4 N, both net of the return spring. Minimum working pressure is 0.2 MPa, and proof pressure is 1.5 MPa (215 psi).
The ISO 21287 body is about 50% shorter than an ISO 15552 profile cylinder, so it fits into compact jigs and guards. It uses a fixed TPU bumper at both ends, and the optional -S magnet here allows CMSE or DMSE sensors to detect the rod position.
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