
The AirTAC Airtac MTF Mini Cylinder MTF40X60SCA is a genuine single acting, pull (spring return) JIS-standard round-body mini air cylinder with a Ø40mm bore and 60mm stroke, 1/4" 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 robust 434.8 N of net pull force at 0.5 MPa, this 40 mm bore JIS-standard round-body mini cylinder is engineered for heavy-duty tensioning and air-close tasks. The MTF40X60SCA utilizes a SUS304 stainless steel barrel with riveted aluminium covers, offering a shorter overall mounting length than a comparable ISO 6432 unit while resisting mild corrosion and washdown environments. A 1/4 inch port and M14x1.5 male rod thread accommodate higher airflow and sturdy mechanical attachments.
Because it is a single-acting pull type, an internal spring normally holds the rod extended, and supplying air retracts it. This fail-safe-to-extended behavior means the cylinder drives outward upon air loss, making it ideal for spring-open applications. For sizing purposes, it provides a safe working load of roughly 261 N, or a vertical lift capacity of about 22.2 kg with a 2:1 safety margin. The CA pivot back cover allows flexible rear mounting, and the included -S magnet supports CMSG, DMSG, or EMSG position sensing.
| Model | Airtac MTF Mini Cylinder MTF40X60SCA |
|---|---|
| Series | MTF JIS mini cylinder |
| Bore size | Ø40 mm |
| Stroke | 60 mm |
| Acting type | Single acting, pull (spring return) |
| Port size | 1/4" |
| Rod thread | M14×1.5 |
| 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 | 434.8 N |
| 0.7 MPa | 645.8 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). |
|---|---|
| 40 | Bore size in mm. |
| ×60 | 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.
Pulls and maintains strong cable or belt tension with 434.8 N of force at 0.5 MPa, automatically snapping back to the extended position if air pressure is lost.
Holds a large process valve open via spring force and uses 1/4 inch port air pressure to pull it closed, ensuring the system defaults to a safe extended state during outages.
Utilizes the 40 mm bore power to retract a heavy diverter gate against the spring, lifting loads up to 22.2 kg vertically with a 2:1 safety margin before releasing.
When selecting this unit, verify your force requirements against its 434.8 N pull at 0.5 MPa (or 645.8 N at 0.7 MPa). If your application needs less retraction force, step down to the MTF32 bore, which provides 266.8 N at 0.5 MPa; as the 40 mm bore is the largest available in the MTF series, there is no larger standard option. Ensure your air supply meets the 0.2 MPa minimum operating pressure required to overcome the internal return spring.
This model is optimal for spring-open, air-close mechanisms where tensioning or pulling a load is necessary. It features fixed TPU bumper pads for end-of-stroke deceleration rather than an adjustable air cushion. The CA back cover provides a pivot mount, and the -S magnet option allows for direct installation of CMSG, DMSG, or EMSG sensors.
Quick checklist
This 40 mm bore cylinder provides a net pull force of 434.8 N at 0.5 MPa and 645.8 N at 0.7 MPa. It requires a minimum operating pressure of 0.2 MPa to overcome the internal spring, has a maximum pressure of 1.0 MPa, and operates at speeds between 50 and 800 mm/s.
The internal spring constantly extends the 16 mm rod, meaning the cylinder fails to the extended position on air loss and cannot hold a mid-stroke load. The -S suffix indicates a built-in piston magnet compatible with CMSG, DMSG, and EMSG sensors for position detection.
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