
The AirTAC Airtac TACE Guided Compact Cylinder TACE50X20S is a genuine double acting, non-rotating ISO 21287 compact air cylinder with a Ø50mm bore and 20mm 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. Twin guide rods keep the tooling from rotating.
This 50 mm bore TACE runs double acting, with air driving the rod out and back through a twin-guide yoke that stops tooling rotation and carries side load. At 0.5 MPa it pushes 981.7 N and pulls 881.2 N; at 0.7 MPa those figures climb to 1374.4 N and 1233.7 N, with a theoretical peak of 200.2 kgf at 1.0 MPa. The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it drops into tight jigs and guarded cells where a full-length body will not fit.
For real-world sizing, plan on roughly 589 N of usable push at 0.5 MPa - about 60% of the rated force - and expect about 100 kg of vertical lift at full push, or 50 kg with a 2:1 margin. The hard-anodized aluminium body pairs with a 16 mm S45C hard-chrome-plated rod, and a fixed TPU bumper decelerates the piston at each end of the 20 mm stroke. The -S magnet this model carries lets CMSE / DMSE reed or solid-state switches report rod position; the 1/8" PT port and female M10x1.5 rod thread suit this bore.
| Model | Airtac TACE Guided Compact Cylinder TACE50X20S |
|---|---|
| Series | TACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø50 mm |
| Stroke | 20 mm |
| Acting type | Double acting, non-rotating |
| 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 100 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; guide rods: stainless steel (Ø12-40) / S45C (larger). 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. Twin guide rods stop the tooling rotating.
| TACE | ISO 21287 compact cylinder (non-rotating (twin-guide yoke)). |
|---|---|
| 50 | Bore size in mm. |
| ×20 | Stroke length in mm. |
| S | Optional built-in magnet for CMSE / DMSE sensors (omit for no magnet). |
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.
Clamps gearbox covers or pump housings in a machining fixture, where the twin-guide yoke keeps the clamp plate square and the short body fits inside the fixture footprint.
Presses snap-on lids onto food or electronics trays at up to 500 mm/s, with the 20 mm stroke matching a shallow press motion and the TPU bumper softening each end.
Drives a gripper plate on a palletizer head, where the non-rotating guide rods carry side load from offset cartons without an external guide.
Step down to a 40 mm bore (628.3 N push at 0.5 MPa) if the load is lighter and space is tighter, or step up to a 63 mm bore (1558.6 N push) for heavier clamping. The 20 mm stroke is a standard stroke for this bore, so no made-to-order build is needed. Remember the piston drifts if air is lost - it never holds or brakes a load - so add a rod lock or pilot check valve where a position must be kept. Mount with FB flange, CA/CB clevis, CR or FTC feet, and keep the -S magnet in the code whenever CMSE / DMSE switching is wanted.
Quick checklist
At 0.5 MPa this 50 mm bore pushes 981.7 N and pulls 881.2 N. At 0.7 MPa it pushes 1374.4 N and pulls 1233.7 N. The theoretical maximum is 200.2 kgf at 1.0 MPa. In practice, size the job for about 589 N of push at 0.5 MPa, which corresponds to lifting about 50 kg vertically with a 2:1 margin.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, and FB, CA/CB, CR and FTC mountings adapt it to most fixtures. A fixed TPU bumper at both ends absorbs end-of-stroke energy. Because this model carries the -S magnet, CMSE / DMSE reed or solid-state switches can be mounted on the body slots to signal end positions; without the -S code no magnet is fitted.
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