The Rising Dragon 5" pulse jet (often referenced under part number 4‑40‑0352 in spa parts catalogs) is a threaded spa jet designed to deliver a pulsating water massage effect. Rising Dragon jets are widely used in many spa brands—especially Arctic Spas and others—and are manufactured with screw‑in (threaded) connections for a secure fit. 

• Rising Dragon 5" Pulse Jet – 4‑40‑0352
• 5" Face Diameter — Large‑format jet face delivers a broad water flow coverage area for effective hydrotherapy.
• Pulsating Massage Action — Engineered with a pulse nozzle that creates a rhythmic massage feeling in the water, ideal for relaxation and therapeutic use.
• Thread‑In Installation — Screw‑in back design fits compatible 5" jet sockets; adapters may be needed for older snap‑in housings. 
• Durable Construction — Designed to withstand spa water, heat, and chemical environments typical in hot tubs.
• Versatile Compatibility — Used across multiple spa models that accept 5" threaded jets; always verify face size and threading before purchase. 
• Part no.: 4‑40‑0352

Why choose this product?
This large 5" pulse jet enhances your spa’s hydrotherapy experience by delivering a pulsating water stream with wide surface coverage. Its threaded installation ensures a secure, leak‑resistant fit, and replacing worn or damaged jets restores optimal massage performance.