Airtac JSIJ100~125 Adjustable Cylinder JSIJ125X275-40S
2. Features profiled bidirectional sealing structure for piston with compact dimensions and integrated oil reservoir;
3. JSI series adopts aluminum tube with internal cross rib reinforcement (rodless design), offering enhanced corrosion resistance;
4. Compact length compared to ISO15552 standard cylinders of equivalent bore size;
5. Smooth cushioning adjustment mechanism for stable operation;
6. Available in multiple configurations with comprehensive cylinder mounting accessories.
Category: Standard Cylinders | Brand: AIRTAC | Series: JSIJ100~125
AirTAC JSIJ Series Adjustable Cylinder - JSIJ125X275-40S Full Specifications
- Model Code: JSIJ125X275-40S
- Series: JSIJ100~125 Adjustable Stroke
- Bore Size: Ø125mm (±0.5mm tolerance)
- Stroke: 275mm (Adjustable range: ±3mm via external stopper)
- Operating Pressure: 0.05-1.0 MPa (7-145 psi)
- Temperature Range: -20℃ to 80℃ (NBR seals)/ -10℃ to 60℃ (PU seals)
- Cushioning: Adjustable hydraulic shock absorber (both ends)
- Mounting: ISO 15552 standard front flange (MF1) with rear foot mounting (40S option)
- Port Size: G3/8 (BSPP thread) dual ports
- Piston Material: Hard anodized aluminum alloy
- Rod Material: Chrome-plated steel (Cr Content≥18μm)
- Seal Type: Dual lip seal with wear ring (Standard NBR, optional Fluorocarbon)
- Weight: 4.8kg ±2% (without accessories)
- Dimensions:
- Total Length: 435mm (at mid-stroke)
- Body Diameter: Ø140mm
- Mounting Flange: 160mm × 160mm
- Rod End Thread: M20×1.5
- ISO Certification: 6431, VDMA 24562
- Lubrication: Pre-lubricated (Grease port for maintenance)
High-precision industrial cylinder with tunable stroke and dual cushion control, featuring a triple-layer chrome plating process for rod protection. The 40S variant includes reinforced mounting lugs for vertical applications. Requires 5-40μm filtered air with oil mist lubrication (ISO VG32 recommended).
- Die casting machine ejection systems
- Automotive welding fixture positioning
- Heavy-duty packaging press actuation
- Paper roll clamping mechanisms
- Plastic injection molding machine gates
Operational Guidance:
Maintain ≤0.5mm/m alignment tolerance during installation. Use locknuts (included)
for stroke adjustment. For vertical mounting, apply 80% of horizontal load capacity.
Perform initial lubrication every 50km of stroke movement.
| Property | Property Value |
|---|---|
| sku | JSIJ125X275-40S |
| Adjustable Stroke | <40mm> |
| 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 | PT 1/2 |
| Magnet | S-Magnetic |
| Cushion Stroke | 33mm |
| Bore Diameter | 125mm |
| Stroke | 275mm |
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.