Airtac MFJ Adjustable Mini Cylinder MFJ40X25-30S

Airtac

Airtac MFJ Adjustable Mini Cylinder MFJ40X25-30S

$62.31 $69.81
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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 MFJ40X25-30S Specifications

  • Model: MFJ40X25-30S
  • Bore Size: 40mm
  • Stroke: 25mm (adjustable)
  • Operating Pressure: 0.05–1.0 MPa
  • Temperature Range: -20℃ to 80℃
  • Port Size: M5x0.8 (standard) / NPT1/8 optional
  • Cushion Type: Adjustable rubber buffer
  • Mounting Style: Foot-mounted with through holes
  • Material: Aluminum alloy barrel, stainless steel piston rod
  • Seal Material: NBR (nitrile rubber)
  • Weight: 680g ±5%
  • Dimensions:
    • Extended Length: 141mm
    • Retracted Length: 116mm
    • Body Width: 50mm
    • Height with Bracket: 80mm
  • Action Type: Double-acting
  • Piston Rod Thread: M10x1.25
  • Protection Rating: IP54
  • Lubrication: Pre-lubricated (Grease-free operation)

A space-saving pneumatic actuator featuring dual-axis adjustability for precise stroke control. The integrated locking nut mechanism allows ±5mm stroke adjustment during operation. Corrosion-resistant design with chrome-plated piston rod ensures durability in humid environments. Includes magnetic piston for position sensing compatibility.

Typical Applications:
  • Precision clamping in CNC tool changers
  • Micro-positioning in semiconductor handling robots
  • Valve actuation in compact fluid control systems
  • Packaging machine ejector mechanisms
  • Medical device component positioning
Installation Tip: For optimal performance, maintain 0.3-0.5mm clearance between cylinder body and mounting surface. Use thread locker on adjustment screws after final positioning. Maximum side load capacity: 15N.
Maintenance Note: Relubricate every 500km of cumulative stroke movement using ISO VG32 turbine oil. Avoid silicone-based lubricants to prevent seal degradation.


Property Property Value
sku MFJ40X25-30S
Adjustable Stroke 30mm
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 PT1/4
Magnet S-Magnetic
Bore Diameter <40mm>
Stroke <25 mm>
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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