Airtac MFJ Adjustable Mini Cylinder MFJ40X250-50

Airtac

Airtac MFJ Adjustable Mini Cylinder MFJ40X250-50

$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 MFJ40X250-50 Adjustable Miniature Cylinder Specifications

  • Model: MFJ40X250-50
  • Type: Compact adjustable stroke cylinder (double-acting)
  • Bore size: 40mm
  • Stroke: 250mm (adjustable ±1mm via built-in stopper)
  • Operating pressure: 0.05–1.0 MPa
  • Operating temperature: -20℃ to 80℃
  • Cushioning: Rubber buffer with adjustable dampening
  • Mounting style: Basic type (axial foot mounting holes)
  • Port size: M5x0.8 (standard) / NPT1/8 (optional)
  • Piston rod thread: M10x1.25
  • Material: Aluminum alloy barrel, chrome-plated piston rod
  • Weight: 1.85kg (approximate, without accessories)
  • Dimensions:
    • Extended length: 495mm ±2mm
    • Retracted length: 245mm ±2mm
    • Body width: 58mm
    • Mounting height: 50mm
  • Seal material: Polyurethane (NBR optional)
  • Lubrication: Pre-lubricated (recommended relubrication every 500km)
  • Protection rating: IP54 (standard sealing)

Ultra-slim profile cylinder featuring stroke micro-adjustment capability through integrated mechanical stoppers. The dual-chamber buffer system minimizes end-impact noise (≤65dB) while maintaining positioning repeatability within ±0.3mm. Anodized barrel surface resists chemical corrosion in harsh environments.

Typical Applications:
  • Precision clamping fixtures in CNC machining centers
  • Cartesian robot Z-axis actuation
  • Pharmaceutical blister packaging machines
  • Semiconductor wafer handling systems
  • Automated optical inspection (AOI) equipment
Installation note: For optimal performance, maintain 0.5-1mm alignment tolerance during mounting. Use locknuts (not included) with 12-15N·m torque on piston rod threads. Maximum side load: 35N at full extension.


Property Property Value
sku MFJ40X250-50
Adjustable Stroke <50mm>
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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