Airtac SEJ Adjustable Cylinder SEJ40X600-20S

Airtac

Airtac SEJ Adjustable Cylinder SEJ40X600-20S

$146.06 $153.56
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Description
1. ISO 15552 and VDMA 24562 compliant cylinder design;
2. Asymmetric bidirectional piston seal structure with compact dimensions and integrated oil reservoir function;
3. Rodless square aluminum tubing construction enhances corrosion resistance;
4. Adjustable cushioning mechanism ensures smooth stroke modulation;
5. Customizable configurations with multiple cylinder variants and mounting accessories;
6. High-temperature resistant sealing materials enable operational range of 0-150°C.
Category: Adjustable Cylinders | Brand: AirTAC | Series: SEJ

AirTAC SEJ40X600-20S Adjustable Cylinder Specifications

  • Model: SEJ40X600-20S
  • Type: Adjustable stroke double-acting cylinder
  • Bore size: 40mm
  • Stroke: 600mm (adjustable through stopper mechanism)
  • Operating pressure: 0.05–1.0 MPa
  • Cushioning type: Adjustable rubber buffer
  • Mounting style: Basic type (MF1) with adjustable mounting brackets
  • Port size: M5x0.8 (G1/8 adaptor included)
  • Operating temperature: -10℃ to 80℃
  • Piston material: Aluminum alloy with hard anodizing
  • Rod material: Chrome-plated steel (Cr-Mo)
  • Seal type: NBR + PU hybrid seals
  • Weight: 3.8kg ±2%
  • Dimensions:
    • Extended length: 850mm
    • Retracted length: 250mm
    • Body diameter: 56mm
    • Mounting base: 75mm x 40mm
  • Lubrication: Pre-lubricated (Grease-free operation)

High-precision adjustable stroke cylinder featuring a unique dual-position locking mechanism for stable stroke adjustment. The hardened piston rod and hybrid seals enable reliable operation in high-cycle applications. Includes anti-rotation guide for precise linear motion control.

Typical Applications:
  • Variable height positioning in automated assembly lines
  • Material handling systems requiring adjustable clamping force
  • Packaging machinery with variable product sizes
  • Press-fit operations with depth adjustment needs
  • Semiconductor equipment requiring vibration-free stops
Installation note: Maximum side load capacity 120N. Use locknuts on adjustment bolts after positioning. For strokes over 500mm, recommend additional mid-support bracket (ASQ-40 sold separately).
Operation requirements:
  • Use 40μm filtered air with ISO 8573-1:2010 Class 3.4.2
  • Re-lubrication interval: 2,000km stroke distance or 6 months
  • Adjustment torque: 2.5-3.0N·m for stopper screws


Property Property Value
sku SEJ40X600-20S
Adjustable Stroke <20mm>
Seal Material Polyurethane
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 600mm
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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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