Airtac MFJ Adjustable Mini Cylinder MFJ40X300-75S

Airtac

Airtac MFJ Adjustable Mini Cylinder MFJ40X300-75S

$107.91 $115.41
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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 MFJ40X300-75S Technical Details

  • Model Code: MFJ40X300-75S
  • Bore Size: 40mm (ISO 6432 standard)
  • Stroke: 300mm (±1.5mm tolerance)
  • Adjustment Range: 0-75mm via external stopper
  • Operating Pressure: 0.05-1.0 MPa
  • Temperature Range: -20℃ to 80℃
  • Port Size: M5x0.8 (dual auto switch ports)
  • Cushioning Type: Adjustable rubber buffer (both ends)
  • Piston Material: Hard anodized aluminum alloy
  • Rod Material: Chrome-plated steel (Cr-Mo)
  • Seal Type: NBR seals with wear-resistant rings
  • Weight: 820g ±3% (without accessories)
  • Dimensions:
    • Extended Length: 578mm (stroke + base length)
    • Retracted Length: 278mm
    • Body Width: 52mm
    • Mounting Height: 40mm
  • Rod Thread: M10x1.25 (front end)
  • Max Speed: 500mm/s (with cushioning engaged)

Ultra-compact linear actuator featuring precision stroke adjustment through its unique rotating stopper mechanism. The dual cushioning system minimizes end-impact noise below 75dB, while the hardened piston rod resists side loads up to 15N. Includes built-in magnet for sensor compatibility (inductive sensors sold separately).

Industrial Applications:
  • PCB board handling robots in electronics assembly
  • Precision dosing mechanisms in pharmaceutical packaging
  • Compact clamping fixtures for CNC tooling
  • Vertical lift systems in automated storage units
  • Wafer cassette positioning in semiconductor manufacturing
Installation Pro Tip: For vertical mounting applications exceeding 45° angle, install auxiliary rod support brackets (AIR-AC03 series recommended). Lubricate through the grease nipple every 50,000 cycles using ISO VG32 hydraulic oil.


Property Property Value
sku MFJ40X300-75S
Adjustable Stroke 75mm
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 300mm
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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