
The AirTAC Airtac MF32-40 Stainless Steel Mini Cylinder MF40X60CM is a genuine double acting 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 628.3 N of push force at 0.5 MPa, this double-acting 40 mm bore mini cylinder handles demanding clamping and lifting tasks. The JIS-standard round-body architecture is notably shorter than a comparable ISO 6432 unit, saving valuable mounting length in tight machine fixtures. It features a SUS304 stainless-steel barrel with riveted aluminium covers, providing reliable resistance to mild corrosion and washdown environments.
The piston relies on a heterogeneous two-way seal that retains an oil film for long service life, while fixed TPU bumper pads and a front-cover anti-impact pad soften stroke-end impacts. Equipped with a CM round-end rear cover, this 60 mm stroke unit uses a 1/4" port and an M14x1.5 male rod thread. For practical sizing, plan for roughly 377 N of real work at 0.5 MPa, which means it can safely lift about 32 kg vertically with a 2:1 safety margin.
| Model | Airtac MF32-40 Stainless Steel Mini Cylinder MF40X60CM |
|---|---|
| Series | MF JIS mini cylinder |
| Bore size | Ø40 mm |
| Stroke | 60 mm |
| Acting type | Double acting |
| Port size | 1/4" |
| Rod thread | M14×1.5 |
| 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 – 800 mm/s |
| Cushion | Fixed TPU bumper pads |
| Max standard stroke | Up to 500 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 | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 628 N | 528 N |
| 0.7 MPa | 880 N | 739 N |
| Max (@1.0 MPa) | 128 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MF | JIS-standard round-body mini cylinder (double-acting). |
|---|---|
| 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.
Provides the robust 628.3 N push at 0.5 MPa needed to eject thick metal blanks from a stamping die, utilizing the compact JIS body to fit within tight press tooling.
Actuates a heavy routing gate on a packaging conveyor, where the SUS304 stainless barrel withstands daily washdowns and the CM round-end rear cover allows pivot mounting.
Lifts approximately 32 kg cartons vertically between conveyor tiers, relying on the 40 mm bore's substantial thrust while maintaining a 2:1 safety margin.
When sizing this 40 mm bore unit, verify your actual load requirements against its 628.3 N push force at 0.5 MPa. If your application is lighter, stepping down to the MF32 bore provides 402.2 N of push force, which may be a more efficient choice; since 40 mm is the largest available MF bore, heavier demands beyond 879.6 N at 0.7 MPa will require a different cylinder family entirely. For a 60 mm stroke, side-load and rod-bending stresses are minimal, but always ensure the load is axially aligned.
Because this specific SKU lacks the -S magnet, it cannot accept CMSG, DMSG, or EMSG position switches; you must physically verify stroke completion or select an -S variant if sensing is required. Furthermore, the fixed TPU bumpers only decelerate the piston near the stroke end and do not function as a lock. If air pressure drops or the valve is centred, the rod will drift, so incorporate an external pilot-operated check valve or rod lock to suspend loads safely.
Quick checklist
This 40 mm bore cylinder features a 1/4" air port and an M14x1.5 male rod thread. The double-acting thrust outputs are 628.3 N push and 527.8 N pull at 0.5 MPa, 879.6 N push and 738.9 N pull at 0.7 MPa, with a theoretical maximum force of 128.1 kgf at 1.0 MPa.
No, this specific SKU does not include the -S magnet option, so it cannot accept CMSG, DMSG, or EMSG switches. You would need the -S variant for sensing capabilities. Additionally, its JIS-standard body is shorter than an ISO 6432 cylinder, and the fixed TPU bumper pads only decelerate the stroke end rather than holding the load in place.
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