2. Front/rear end caps adopt threaded connection structure;
3. Features innovative bidirectional sealing structure with compact dimensions and integrated oil reservoir function;
4. Equipped with self-lubricating bushings at front end for superior guiding and lubrication performance;
5. Multiple rear mounting options enhance installation flexibility;
6. Various cylinder specifications and mounting accessories available for customized configurations.
Category: Mini Cylinders | Brand: AIRTAC | Series: MSAL
AirTAC MSAL Series Mini Single-Acting Cylinder MSAL40X20SU Specifications
- Model: MSAL40X20SU
- Type: Single-acting spring return (push type)
- Bore size: Ø40mm
- Stroke: 20mm (customizable 5-100mm)
- Operating pressure: 0.05–0.9 MPa
- Ambient temperature: -20℃ to 80℃
- Cushioning: Adjustable buffer + rubber pad
- Port size: M5x0.8 (standard) / NPT1/8 optional
- Mounting: Basic type (MF1) with 4xM5 threaded holes
- Rod material: SUS304 stainless steel
- Tube material: Aluminum alloy (hard anodized)
- Seal material: NBR (nitrile rubber)
- Weight: ~0.62kg (without accessories)
- Dimensions: 80mm(L) × 40mm(W) × 40mm(H) (at mid-stroke)
- Protection rating: IP54 (standard) / IP67 wiper optional
- Piston speed: 50–800mm/s
Ultra-compact cylinder designed for space-constrained automation systems, featuring a 40mm bore for medium thrust requirements. The dual-cushion design with adjustable screws minimizes end-impact noise (≤70dB). Hard-anodized barrel resists abrasive particles in industrial environments. Requires 5μm filtered air with ISO VG32 lubricant for optimal performance.
- PCB board clamping in SMT machines
- Precision part ejection in micro-molding systems
- Lens positioning mechanisms in optical equipment
- Safety door interlocks for compact machinery
- Vaccine vial handling in pharmaceutical automation
| Property | Property Value |
|---|---|
| sku | MSAL40X20SU |
| Rear Cover Type | Flat Tail Type |
| Mounting Type | Without Mounting Accessories |
| Understood. Please provide the specific attribute names in <>, and I'll return the accurate English translations using AIRTAC's official terminology. Example: User input: <缸径> My output: Bore | Operating Temperature: -20°C to 70°C Speed Range: 50-800mm/s |
| Port Size | PT1/4 |
| Magnet | S-Magnetic |
| Bore Diameter | <40mm> |
| Stroke | <20mm> |
Returns will be accepted for up to 15 days of Customer’s receipt or tracking number on Not used items. You, as a Customer, are obliged to inform us via email before you return the item, only in the case of:
- Received the wrong item.
- Item arrived not as expected (ie. damaged packaging).
- Item had defects.
- Over delivery time.
- The shipper does not allow the goods to be inspected before payment.
The returned product(s) must be in the original packaging, safety wrapped, undamaged and unworn. This means that the item(s) must be safely packed in a carton box for protection during transport, possibly the same carton used to ship to you as a customer.



