Airtac MFJ Adjustable Mini Cylinder MFJ40X250-40

Airtac

Airtac MFJ Adjustable Mini Cylinder MFJ40X250-40

$96.74 $104.24
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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 MFJ40X250-40 Specifications

  • Model: MFJ40X250-40
  • Type: Double-acting adjustable stroke cylinder
  • Bore size: 40mm
  • Stroke: 250mm (adjustable)
  • Operating pressure: 0.15–0.8 MPa
  • Cushioning type: Adjustable pneumatic cushion
  • Mounting style: Standard foot & front flange (ISO 15552 compatible)
  • Port size: M5x0.8 (G1/8 adaptor optional)
  • Temperature range: -10℃ to 80℃
  • Rod material: Hard chrome-plated steel
  • Cylinder tube: Aluminum alloy with hard anodized finish
  • Seal material: NBR (Nitrile rubber)
  • Weight: 2.8kg ±3%
  • Dimensions (L×W×H): 300mm × 70mm × 70mm (full extension)
  • Rod thread: M10x1.25 external thread
  • Max theoretical force: 503N @0.63MPa
  • Piston speed: 50–700mm/s
  • Protection rating: IP54 (standard)

Ultra-compact profile cylinder with stroke adjustment mechanism, featuring a unique dual-axis cushion screw design for precise motion control. The hexagonal body structure enables tool-free stroke adjustment (±2mm fine-tuning range) while maintaining position stability. Anti-rotation design prevents piston spin during operation.

Typical Applications:
  • Precision clamping in CNC tool changers
  • Micro-positioning in semiconductor handling systems
  • Compact actuator for packaging line diverters
  • Medical device assembly automation
  • Robotic end-effector positioning
Installation note: Requires minimum 40μm filtration. For vertical mounting applications, recommend installing lock nuts on adjustment screws. Lubricate through port P1/P2 using ISO VG32 hydraulic oil during initial setup.
Common Accessories:
  • MFJ-MKIT40: Mounting bracket kit
  • MFJ-SCK40: Shock absorber cushion kit
  • MFJ-MSN40: Magnetic sensor slot-compatible version


Property Property Value
sku MFJ40X250-40
Adjustable Stroke <40mm>
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 Non-magnetic
Bore Diameter <40mm>
Stroke <250MM> → <250mm>
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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