

434-695 is a Quick Disc Coupler designed for use with Hydra M and Hydra Pro Super airless sprayers. This coupler provides a fast, secure connection between the spray gun and hose, allowing for quick disconnects without tools. Replace worn or damaged couplers to maintain leak-free connections and reliable sprayer operation.
| Part Number | 434-695 |
|---|---|
| Part Description | Quick Disc Coupler |
| Brand | Hydra |
| Fits | Hydra M, Hydra Pro Super |
| Condition | New |
The 434-695 Quick Disc Coupler is a heavy‑duty fitting designed for fast, secure connections between the spray gun and hose on Hydra M and Hydra Pro Super airless sprayers. Its quick‑disconnect design allows operators to change guns or accessories rapidly without tools, reducing downtime on the job.
Over time, couplers can wear, develop leaks, or become difficult to connect/disconnect due to debris or corrosion. Replacing a worn coupler with this genuine part restores leak‑free performance, ensures safe operation at high pressures, and maintains the convenience of tool‑free changes.
| Tool‑free connection | Allows rapid attachment and detachment of spray guns and accessories |
|---|---|
| High‑pressure seal | Maintains a leak‑free connection under operating pressure |
| Secure locking | Positive lock mechanism prevents accidental disconnection during use |
| Fluid leaks | Paint seeps from the coupler during operation |
|---|---|
| Difficult connection | Coupler is hard to engage or disengage |
| Worn locking mechanism | Sleeve or balls are worn; coupler no longer locks securely |
| Visible damage | Cracks, corrosion, or deformation of the body |
Quick Disc Coupler 434-695 is designed specifically for the following Hydra sprayer models. Always verify fitment with your equipment's parts diagram.
| Compatible Model | Application |
|---|---|
| Hydra M | Quick Disc Coupler |
| Hydra Pro Super | Quick Disc Coupler |
* Always confirm with your parts manual.
When replacing the coupler, inspect these related components to ensure a complete and reliable connection.
The mating part on the hose; check for wear and replace if damaged.
Ensure the threads and sealing surface are clean and undamaged.
Internal seals in the coupler may be replaceable; inspect and replace as needed.