Airtac SAIJ40 Adjustable Cylinder SAIJ40X55-20S
1. ISO15552 (formerly ISO6431) compliant standard cylinder
2. Features asymmetric bidirectional sealing structure with integrated oil reservoir functionality for compact dimensions and enhanced lubrication retention
3. Reinforced cross-section aluminum alloy tube (non-tie-rod design) with superior corrosion resistance. Integrated sensor mounting grooves enable rapid magnetic switch installation
4. Equipped with smoothly adjustable cushioning mechanism for stable stroke termination
5. Multiple specifications available with comprehensive selection of cylinder accessories and mounting configurations
6. High-temperature resistant sealing materials extend operational range to 0~150℃
Category: Standard Cylinders | Brand: AirTAC | Series: SAIJ40
AirTAC SAIJ40X55-20S Adjustable Cylinder Specifications
- Model: SAIJ40X55-20S
- Type: Double-acting adjustable stroke cylinder
- Bore size: 40mm
- Stroke: 55mm (adjustable)
- Operating pressure: 0.05–0.9 MPa
- Medium temperature: -20℃ to 80℃
- Cushioning: Adjustable pneumatic cushion (both ends)
- Mounting type: 20S (basic fixed type with two mounting bolts)
- Port size: M5x0.8 (Rc1/8 optional)
- Piston material: Aluminum alloy with hard anodizing
- Rod material: Stainless steel SUS304
- Seal type: NBR (nitrile rubber) seals
- Weight: 1.25kg ±2%
- Dimensions:
- Extended length: 189mm
- Retracted length: 134mm
- Body width: 60mm
- Mounting height: 40mm
Precision-adjustable pneumatic cylinder featuring dual external stroke adjustment screws (±3mm fine-tuning range) for micro-positioning applications. The wear-resistant chromium-plated piston rod and anti-rotation guide mechanism ensure stable linear motion. Includes magnetic piston for sensor compatibility.
- Precision clamping fixtures in CNC machining centers
- Variable stroke press mechanisms
- Packaging machine product ejection systems
- Automated assembly line positioning devices
- Textile machinery tension control
Installation note:
Maximum lateral load capacity 35N. For vertical mounting,
use rod-down orientation to prevent piston slippage.
Lubricate with ISO VG32 turbine oil if operated below -10℃.
- Loosen lock nut with 8mm wrench
- Turn adjustment screw clockwise to reduce stroke (max 3mm)
- Counter-clockwise to increase stroke
- Retighten lock nut while holding screw position
| Property | Property Value |
|---|---|
| sku | SAIJ40X55-20S |
| 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 | 55mm |
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.