Jacuzzi DV4/Laser Valve Adapter [1/2" MPT x 7/16" Orifice] (31-1650-04-R)

Type:	Fittings & Valves: Dial Valves
Mfr	Carvin/Jacuzzi
Mfg Part #	31-1650-04-R
Hzn Part #	27-105-1570

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TAGS: carvinjacuzzi, dialvalves, pvcfittings

Details

(DISCONTINUED BY MANUFACTURER)

SEE REPLACEMENT PART: OBSOLETE

An adapter helps create a cleaner and more dependable transition between connected valve-related parts, and this Jacuzzi DV4 and Laser Valve Adapter is designed for compatible applications using a 1/2 inch MPT connection and a 7/16 inch orifice where the original adapter has cracked, worn, or become unreliable. When a small connection part begins to fail, the whole assembly can feel less dependable than it should.

The DV4 and Laser compatibility, along with the 1/2 inch MPT to 7/16 inch orifice relationship, give this part practical value because transition fittings work best when they match the original connection geometry closely. A properly selected replacement helps preserve the intended connection path instead of forcing the repair to rely on a near-fit substitute.

A focused replacement like this is especially useful when the surrounding valve components remain serviceable and the weakness is isolated to the adapter itself. That keeps the repair efficient while restoring a cleaner and more dependable connection point.

Installed in the proper setup, this adapter helps restore secure valve-related connection support and contributes to a more confidence-inspiring repair overall.

Valve adapter for compatible Jacuzzi DV4 and Laser applications
1/2 inch MPT by 7/16 inch orifice design supports intended fit
Helps restore a clean transition between connected valve parts
Useful when original adapters are cracked or worn
Improves connection confidence and repair quality

Carvin / Jacuzzi – Spa Pumps, Filters, Jets and Pool & Spa Equipment

Who is Carvin / Jacuzzi?

Carvin, associated with the globally recognized Jacuzzi brand, is a leading manufacturer of pool and spa equipment known for innovation in hydrotherapy and water management. With decades of experience, Jacuzzi has become one of the most recognized names in the industry, while Carvin has built a strong reputation for producing high-performance components used in pools, spas, and hot tubs worldwide. Together, they represent a legacy of quality, reliability, and advanced engineering.

What products does Carvin / Jacuzzi specialize in?

Carvin / Jacuzzi specializes in pumps, filtration systems, spa jets, heaters, and water circulation components. Their product lineup includes high-performance pool and spa pumps, cartridge and sand filters, jet systems, and replacement parts designed to support efficient water flow and hydrotherapy performance. These components are commonly used in both new installations and replacement applications.

Why choose Carvin / jacuzzi parts for your pool or spa?

Carvin / Jacuzzi products are known for durability, performance, and trusted brand recognition. Their equipment is engineered to deliver consistent water circulation, effective filtration, and reliable hydrotherapy. Pool professionals and homeowners choose Carvin / Jacuzzi for dependable components that enhance system efficiency, extend equipment life, and maintain a premium spa experience.

How do you identify and choose the correct Carvin / Jacuzzi part?

To select the correct Carvin / Jacuzzi part, it’s important to match your system specifications, including pump model, filter type, jet configuration, and connection sizes. Checking part numbers and equipment labels ensures compatibility and proper performance. Choosing the right component helps maintain efficient operation and prevents system issues.

Need help finding the right Carvin / Jacuzzi part?

At Bath & Spa Parts Online, we carry a wide selection of Carvin / Jacuzzi pool, spa, and bath parts ready to ship. Can’t find what you need? Contact our Product Specialists at 800-918-9143, use the live chat, or visit our Contact Us page. For installation guides, part diagrams, and troubleshooting resources, visit the Bath & Spa Parts Online Knowledge Base for expert support.