SwapLoader SL-400 Compatible 6 Inch Bore Lift/Dump Roll-Off Hoist Cylinder
This heavy-duty lift/dump hydraulic cylinder is a verified replacement for the SwapLoader SL-400 reference cylinder 21P44. Featuring a 6-inch bore and 60-inch stroke, it is designed for high-capacity roll-off hoists. Precision-honed tube, hard chrome-plated rod, and robust sealing ensure reliable operation in demanding waste handling applications.
Key Selling Points
- Verified reference: matches 21P44 dimensions (6-inch bore, 60-inch stroke) for direct replacement on SL-400 hoists.
- Large bore and stroke deliver the force needed for heavy containers.
- Counterbalance valve option for improved load control and safety.
- Double-acting operation for efficient lifting and dumping.
- Heavy-duty welded construction withstands shock loads and pressure spikes.
- Comprehensive testing: dimensional, pressure, leakage, and full-stroke functional tests before shipment.
Technical Specifications
| Parameter | Value |
|---|
| Reference Part Number | 21P44 |
| Cylinder Function | Lift/Dump |
| Bore Diameter | 6 inch |
| Stroke Length | 60 inch |
| Operating Type | Double acting |
| Mounting Style | Pin-eye or pivot |
| Working Pressure | Matched to SL-400 system (reference pressure not listed) |
| Port Type | SAE O-ring or application-specific North American threads |
| Surface Finish | Heavy-duty industrial painted, black standard |
| Optional Color | Customer-specified equipment color |
Models and Options
This variant is based on the verified SL-400 cylinder 21P44. Options include counterbalance valve integration, custom color, private labeling, export packaging, and seal kits.
Materials and Structure
Precision-honed steel tube, high-strength welded barrel, hard chrome-plated alloy steel rod, forged steel eyes, machined steel piston and gland, polyurethane seals, O-rings, guide rings, and heavy-duty rod wiper. Welded mounting components provide maximum strength.
Applications
Suitable for cable-hoist roll-off trucks handling larger containers in waste management, recycling, and construction. Compatible with SwapLoader SL-400 hoists for lift and dump functions.
Customization
Build-to-print manufacturing available. Reverse engineering possible with sample. Custom identification plates, paint colors, and packaging available.
FAQ
Q: Is this an original SwapLoader part?A: No, it is aftermarket-compatible. SwapLoader is a trademark of its owner, used only for compatibility identification.
Q: What dimensions need verification?A: Provide hoist model, serial number, original part number, bore, rod, stroke, closed length, mounting pin diameter, mounting width, port type and position. Approved drawing required before production.
Q: Can a counterbalance valve be added?A: Yes, counterbalance valves are available for lift/dump cylinders to enhance safety.
Q: What testing is performed?A: Each cylinder undergoes pressure testing, leakage testing, dimensional inspection, weld inspection, and full-stroke functional testing.
Q: What is the MOQ?A: Standard products have an MOQ of 1 piece.
Inquiry Information
Please provide: hoist manufacturer, model, serial number, original part number, function, photographs (complete cylinder, rod-end, base-end, ports), bore, rod, stroke, closed/extended lengths, mounting pin diameter, mounting width, port type and position.
Image Filename and Alt Suggestions
Filename: roll-off-cable-hoist-lift-cylinder.jpg
Alt: 6 inch bore lift/dump cylinder for SwapLoader SL-400 roll-off hoist, heavy-duty welded
