Airtac SAIJ63 Adjustable Stroke Air Cylinder SAIJ63BX650-20S

Airtac

Airtac SAIJ63 Adjustable Stroke Air Cylinder SAIJ63BX650-20S

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Description
SAIJ63 Adjustable Cylinder
1. ISO15552 (formerly ISO6431) standard compliant cylinder
2. Features asymmetric bidirectional sealing structure with compact dimensions and integrated oil reservoir function in piston sealing
3. H-shaped aluminum tubing with rodless design enhances corrosion resistance; External sensor mounting grooves enable quick installation
4. Smooth and stable cushion adjustment mechanism
5. Multiple cylinder specifications and mounting accessories available for versatile applications
6. High-temperature resistant sealing materials support operating temperature range of 0~150℃
Category: Standard Cylinders | Brand: AIRTAC | Series: SAIJ63

AirTAC SAIJ63BX650-20S Adjustable Stroke Cylinder Specifications

  • Model: SAIJ63BX650-20S
  • Type: Double-acting adjustable stroke cylinder
  • Bore size: Ø63 mm
  • Stroke: 650 mm (adjustable)
  • Operating pressure: 0.05–1.0 MPa
  • Temperature range: -10℃ to 80℃
  • Cushioning type: Adjustable pneumatic cushion (both ends)
  • Mounting style: Standard mounting bracket (ISO 15552 compliant)
  • Port size: Rc1/4 (NPT1/4 optional)
  • Piston material: Aluminum alloy with hard anodized surface
  • Rod material: Hardened stainless steel (Cr-Mo steel base)
  • Seal material: NBR (Nitrile) with wear-resistant ring
  • Weight: 15.8 kg ±3%
  • Dimensions (L×W×H): 1050mm × 85mm × 85mm (at full extension)
  • Rod thread: M20×1.5 external thread
  • Max theoretical force: 3120N @ 0.7MPa
  • Speed range: 50–800 mm/s
  • Protection rating: IP54 (standard wiper seal)

High-precision industrial cylinder featuring stroke adjustment locking mechanism with 5mm incremental markings. The 20S variant includes reinforced end caps and wear-resistant guide bands for heavy cyclic operations. Requires 5-40μm filtered air with lubrication (ISO 8573-1:2010 Class 4).

Typical Applications:
  • Automated material handling systems
  • Plastic injection molding machine ejectors
  • Automotive assembly line positioning
  • Press tooling applications requiring variable stroke
  • Packaging line product height adjustment
Installation tip: When mounting horizontally, install support brackets every 300mm for strokes over 500mm. Use anti-vibration washers in high-frequency applications (>2Hz).
Stroke Adjustment:
  1. Loosen 4 adjustment bolts using 5mm hex key
  2. Slide end stopper to desired position (use calibration scale)
  3. Retighten bolts in cross pattern (12-15 N·m torque)
  4. Perform test stroke before full operation


Property Property Value
sku SAIJ63BX650-20S
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 PT3/8
Magnet S-Magnetic
Bore Diameter 63mm
Stroke 650mm
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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.
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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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