
The AirTAC Airtac MTF Mini Cylinder MTF20X150CA is a genuine single acting, pull (spring return) JIS-standard round-body mini air cylinder with a Ø20mm bore and 150mm stroke, 1/8" air ports and a SUS304 stainless-steel barrel for mildly corrosive environments. For the same bore and stroke it is shorter than an ISO 6432 cylinder, saving mounting space.
Delivering a net pull of 93.4 N at 0.5 MPa (146.1 N at 0.7 MPa), this JIS-standard round-body mini cylinder uses an internal spring to keep the rod extended, applying air to the 1/8 inch port retracts it. The SUS304 stainless barrel and riveted aluminium covers yield a shorter envelope than an ISO 6432 unit, resisting mild washdown corrosion while saving mounting length.
Because the spring constantly drives the piston out, the MTF20X150CA fails safely to the extended position on air loss, making it perfect for spring-open tasks. This non-magnet SKU cannot host CMSG, DMSG, or EMSG sensors. With a 150 mm stroke and fixed TPU bumper pads, it provides a safe working load of roughly 56 N, or about 4.8 kg of vertical lift at a 2:1 margin.
| Model | Airtac MTF Mini Cylinder MTF20X150CA |
|---|---|
| Series | MTF JIS mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 150 mm |
| Acting type | Single acting, pull (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 – 800 mm/s |
| Cushion | Fixed TPU bumper pads |
| Max standard stroke | Up to 150 mm |
Specifications follow the official AirTAC MF/MFC (JIS-standard) datasheet. Barrel: SUS304 stainless steel; covers: aluminum alloy (round-body, riveted rolling-packed construction). Thread options: PT (blank) / G / NPT.
| Pressure | Pull force (spring return) |
|---|---|
| 0.5 MPa | 93.4 N |
| 0.7 MPa | 146.1 N |
Single-acting pull: the spring extends the rod; air retracts it. Forces already net the spring; minimum working pressure is 0.2 MPa.
| MTF | JIS-standard round-body mini cylinder (single-acting pull, spring-return). |
|---|---|
| 20 | Bore size in mm. |
| ×150 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSG / DMSG / EMSG sensors. |
MF-family variants: MF / MFC (double acting ±cushion), MSF / MTF (single acting push / pull), MFD / MFCD (double rod ±cushion), MFJ / MFCJ (adjustable stroke ±cushion). Back covers CA / U / CM. Mounting LB / FA / SDB / TC.
Applies up to 146.1 N of pulling force at 0.7 MPa to draw back light mechanical linkages, releasing them automatically upon air loss.
Holds access panels open via spring pressure; venting the 1/8 inch air line safely forces the rod back out to the extended position.
Pulls 150 mm to withdraw packaging clamps out of the way, relying on fixed TPU bumper pads to soften the end-of-stroke impact.
When sizing this 20 mm bore, step up to the MTF25 (153.6 N at 0.5 MPa) if the load exceeds the 93.4 N capacity, as no smaller MTF bore exists. Choose this single-acting pull model for tensioning or air-close operations requiring a return-to-extended fail-safe. Ensure your supply meets the 0.2 MPa minimum floor to overcome the spring. The CA rear pivot cover pairs with LB foot, FA flange, SDB pivot, and TC trunnion mounts; add an -S magnet variant if position sensing is required.
Quick checklist
This 20 mm bore cylinder provides a net pull force of 93.4 N at 0.5 MPa and 146.1 N at 0.7 MPa. It requires a minimum operating pressure of 0.2 MPa to overcome the internal return spring and retract the rod.
No, this specific SKU lacks a magnet and cannot accept CMSG, DMSG, or EMSG switches. You must select the -S variant for sensing. Additionally, the spring extends the rod on air loss, so it cannot hold a mid-stroke load.
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