Part number 424-284 is a Pressure Hose Assembly used in PowrLiner 4000, 4900XLT, 4900, 5000, 6000, 8900, 6900 XLT SP, 6900 XLT, 8900 XLT SP, and 8900 XLT line stripers. This high‑pressure hose delivers paint or coating material from the pump to the spray gun, withstanding extreme pressures while maintaining flexibility. Replacing a worn, leaking, or damaged pressure hose restores safe operation and ensures consistent spray performance.
| Part Number | 424-284 |
|---|---|
| Part Description | Pressure Hose Assembly |
| Brand | PowrLiner |
| Fits | PowrLiner 4000, 4900XLT, 4900, 5000, 6000, 8900, 6900 XLT SP, 6900 XLT, 8900 XLT SP, 8900 XLT |
| Condition | New |
The 424-284 Pressure Hose Assembly is a high‑pressure fluid delivery hose engineered for PowrLiner 4000, 4900XLT, 4900, 5000, 6000, 8900, 6900 XLT SP, 6900 XLT, 8900 XLT SP, and 8900 XLT line stripers. It connects the pump outlet to the spray gun, conveying paint, stains, and other coatings under extreme pressure while maintaining flexibility for operator comfort and maneuverability.
Constructed with a durable synthetic rubber inner tube, multiple layers of high‑tensile steel wire braid, and a weather‑ and abrasion‑resistant outer cover, this hose is built to withstand the rigors of job site use. It resists kinking, crushing, and chemical degradation. Over time, hoses can develop leaks, bulges, or abrasion damage that compromise safety and performance. Replacing a worn hose restores reliable fluid delivery and prevents hazardous pressure loss or bursts.
| High‑pressure delivery | Transports paint from pump to gun at pressures up to 3000+ psi |
|---|---|
| Flexibility | Allows operator freedom of movement without kinking |
| Durability | Resists abrasion, chemicals, and weather for long life |
| Leaks / weeps | Paint or fluid seeping through hose cover or fittings |
|---|---|
| Bulges / soft spots | Localized swelling indicates inner tube failure |
| Abraided outer cover | Worn through to reinforcement layer |
| Kinked / crushed | Permanent deformation restricting flow |
Part number 424-284 is compatible with the following PowrLiner models. Always confirm fitment using the correct parts diagram for your exact model and revision.
| PowrLiner Model | Component |
|---|---|
| PowrLiner 4000 | Pressure Hose Assembly |
| PowrLiner 4900XLT | Pressure Hose Assembly |
| PowrLiner 4900 | Pressure Hose Assembly |
| PowrLiner 5000 | Pressure Hose Assembly |
| PowrLiner 6000 | Pressure Hose Assembly |
| PowrLiner 8900 | Pressure Hose Assembly |
| PowrLiner 6900 XLT SP | Pressure Hose Assembly |
| PowrLiner 6900 XLT | Pressure Hose Assembly |
| PowrLiner 8900 XLT SP | Pressure Hose Assembly |
| PowrLiner 8900 XLT | Pressure Hose Assembly |
When replacing the pressure hose assembly, these components are often inspected or replaced at the same time to ensure complete fluid system reliability.
Worn swivels can cause twisting and hose fatigue; inspect and replace if necessary.
Check gun inlet filter for debris; clean or replace as needed.
Replace safety cables or protectors if damaged.
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