
The AirTAC Airtac MTF Mini Cylinder MTF20X10SCA is a genuine single acting, pull (spring return) JIS-standard round-body mini air cylinder with a Ø20mm bore and 10mm 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 93.4 N of net pull at 0.5 MPa, the AirTAC MTF20X10SCA is a JIS-standard round-body mini cylinder built for single-acting tension tasks. A built-in spring holds the 8 mm rod extended at rest, while supplying air to the 1/8" port retracts it. Because it fails to the extended position on air loss, it is perfect for spring-open, air-close doors. The SUS304 stainless barrel shrinks mounting length compared to ISO 6432 units and handles mild washdowns.
This 10 mm stroke variant uses fixed TPU bumper pads for end-of-stroke deceleration rather than an adjustable cushion. For sizing, expect a safe working load of roughly 56 N, or a vertical lift capacity of about 4.8 kg with a 2:1 margin. The -S suffix adds a piston magnet for CMSG, DMSG, or EMSG sensors, and the CA back cover provides a rear pivot mount.
| Model | Airtac MTF Mini Cylinder MTF20X10SCA |
|---|---|
| Series | MTF JIS mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 10 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. |
| ×10 | 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.
Holds a guard door open via spring force; applying air to the 1/8" port pulls the 8 mm rod back to close it securely.
Provides a steady 93.4 N net pull at 0.5 MPa to maintain belt or cable tension, retracting automatically when air is applied.
Uses its spring-extended rest position to hold a 4.8 kg workpiece safely, using air only to release the clamp.
When sizing this 20 mm bore unit, step up to the MTF25 if you need more pull, as it yields 153.6 N at 0.5 MPa; there is no smaller MTF bore available. The MTF20X10SCA fits applications needing a fail-safe extended state, like tensioning or keeping a gate closed by gravity. Ensure your air supply meets the 0.2 MPa floor required to overcome the internal spring. Along with the CA pivot cover, you can use LB foot, FA flange, SDB pivot-block, or TC trunnion mounts, and the integrated magnet (-S) enables position sensing.
Quick checklist
It delivers a net pull force of 93.4 N at 0.5 MPa and 146.1 N at 0.7 MPa. The operating pressure range is 0.2-1.0 MPa, and you must supply at least 0.2 MPa to overcome the return spring and retract the rod.
The internal spring constantly pushes the rod out, so air is only used to pull it in; if air pressure drops, the rod fails to the extended position. The -S suffix means it has a built-in magnet for CMSG, DMSG, or EMSG sensors, and it features a SUS304 stainless barrel with a CA pivot cover.
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