Airtac MFJ Adjustable Mini Cylinder MFJ25X20-20S

Airtac

Airtac MFJ Adjustable Mini Cylinder MFJ25X20-20S

$41.37 $48.87
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Description
1. Complies with JS standards;
2. Features an asymmetric bidirectional sealing structure for piston sealing, offering compact dimensions with integrated oil reservoir functionality;
3. Integrated fixed cushions on both end covers minimize impact during directional changes;
4. Multiple rear cover configurations simplify installation and enhance mounting flexibility;
5. Crimped and wrapped assembly ensures robust connection between stainless steel barrel and end covers;
6. Precision-engineered stainless steel barrel provides exceptional strength and corrosion resistance;
7. MF series achieves shorter overall length than ISO6432 standard cylinders while maintaining identical bore/stroke specifications;
8. Comprehensive range of cylinder variants and mounting accessories available for customized solutions.
Category: Adjustable Cylinders | Brand: AirTAC | Series: MFJ Adjustable cylinders

AirTAC MFJ Adjustable Miniature Cylinder MFJ25X20-20S Technical Details

  • Full model: MFJ25X20-20S
  • Bore diameter: 25mm (±0.1mm tolerance)
  • Stroke: 20mm (adjustable cushioning)
  • Operating pressure: 0.15–0.8 MPa
  • Temperature range: -20℃ to 80℃
  • Port size: M5×0.8 (standard) with optional G1/8 adaptor
  • Cushion type: Adjustable rubber buffer (both ends)
  • Piston material: Aluminum alloy with hard anodizing
  • Rod material: SUS304 stainless steel
  • Seal type: NBR (nitrile) with wear-resistant ring
  • Mounting style: Basic non-switch type (axial mounting)
  • Weight: 0.35kg (without accessories)
  • Dimensions: 85mm(L) × 40mm(W) × 40mm(H) (max extended length)
  • Protection class: IP40 (standard dust protection)
  • Lubrication: Pre-lubricated (maintenance-free operation)

Ultra-compact linear actuator with precision stroke control, featuring dual adjustable pneumatic cushions for smooth end-position deceleration. The anodized aluminum body provides corrosion resistance in humid environments. Designed for vertical/horizontal installations with optional magnetic piston version (add "-M" suffix).

Ideal For:
  • PCB board clamping mechanisms in electronics assembly
  • Precision dosing valves in pharmaceutical equipment
  • Miniature sorting gates in packaging lines
  • Optical component positioning systems
  • Cleanroom automation (low particle generation design)
Adjustment guide: Rotate cushion screws (1.5mm hex key required) clockwise to increase damping force. Limit adjustment to 1/2 turn from fully closed position to prevent seal damage.
Mounting: Use M4 mounting screws (max torque 1.2N·m). Maintain 0.5mm alignment tolerance during installation. For vertical downward pushes, add 10% extra force margin in calculations.


Property Property Value
sku MFJ25X20-20S
Adjustable Stroke <20mm>
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:-20-70°C Speed Range:30-800mm/s
Port Size PT1/8
Magnet S-Magnetic
Bore Diameter <25 mm>
Stroke <20mm>
Shipping policies

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.

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