The Husqvarna 531118307 Quick Coupling Male 3/4 is a genuine OEM component designed for the WS460 wall saw and RC455 compactor. As a direct Husqvarna OEM part, it is manufactured to the exact tolerances and thread specifications required for a secure hydraulic connection on these machines. This coupling is the correct replacement for WS460 and RC455 operators needing to restore a reliable, leak-free hydraulic circuit. DHS Equipment supplies this part to help keep your equipment running at full capacity.
Key Features
- OEM Hydraulic Sealing Integrity — Manufactured to Husqvarna's exact thread form and seat geometry, ensuring a leak-free connection under working hydraulic pressure.
- 3/4" Male Coupling — Direct Connection — The correct 3/4" male fitting engages directly with the mating female port on the hydraulic circuit, requiring no adapters or modifications.
- Confirmed Fitment for WS460 and RC455 — Engineered specifically for the WS460 wall saw and RC455 compactor, eliminating guesswork when cross-referencing against your parts diagram for part number 531118307.
- Restored Hydraulic Flow Performance — A worn or damaged coupling can cause pressure drop, flow restriction, or fluid leaks that degrade tool performance; this replacement restores the circuit to proper operating condition.
- Safe Hydraulic Connection — A correctly seated hydraulic coupling prevents uncontrolled fluid release and protects operators and hose assemblies from high-pressure leaks during operation.
A quick coupling male fitting is the interface point between a hydraulic hose and the machine's hydraulic circuit, allowing fluid to flow under pressure from the power source to the working attachment. The male half locks into the corresponding female coupling to form a sealed, pressure-rated connection — when this fitting is cracked, cross-threaded, or worn at the seat, the result is hydraulic fluid leakage, reduced pressure at the tool, and potential damage to hoses and downstream components. Replacing a compromised coupling with a genuine OEM part like this one restores a full, sealed hydraulic connection and ensures the WS460 and RC455 operate safely at their intended performance levels.
Part Details
| Part Number | 531118307 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Quick Coupling Male 3/4 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Wall Saw | WS460 |
| Compactor | RC455 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
