Description
GROCO 3/4" Bronze Scoop Thru-Hull w/Nut | Boat Supply Store
Maximize fluid intake efficiency for critical bilge pump or raw water cooling systems with the GROCO 3/4" Bronze Combo Scoop Thru-Hull. This fitting is engineered with a hydrodynamically optimized scoop design to significantly increase water flow rates compared to standard flush-mount thru-hulls. Constructed from corrosion-resistant C83600 bronze, it features a versatile 3/4" NPSM / NPT combination thread to accommodate a wide range of plumbing connections, making it ideal for vessels operating in harsh marine environments where reliable, high-volume water transfer is paramount.
Key Features
- Maximized Water Intake with a hydrodynamically optimized scoop design.
- Corrosion Resistance from durable C83600 bronze construction.
- Versatile Plumbing Compatibility via a dual NPSM/NPT combination thread.
- Enhanced Flow Rates over standard flush-mount fittings for superior performance.
- Robust Construction ensuring longevity in marine applications.
- Reliable Water Transfer for essential systems like bilge pumps and cooling.
- Precision Machining for a secure and leak-free installation.
- Generous 3/4" Thread Size for substantial fluid volume.
Specifications
| Product Specifications | |
|---|---|
| Size | 3/4" |
| Material | C83600 Bronze |
| Thread Type | NPSM / NPT Combination |
| Flow Design | Scoop |
Who This Is For
Boat owners and marine technicians requiring a high-flow, durable thru-hull fitting for plumbing applications, particularly those needing a combination NPSM/NPT thread for maximum connection versatility.
How It Compares
| Feature | GROCO 3/4" Bronze Scoop Thru-Hull w/Nut | Perko |
|---|---|---|
| Thread Type | NPSM / NPT Combination | NPT |
| Flow Design | Scoop for Increased Flow | Typically less capable |
| Material | C83600 Bronze | Bronze |
| Thread Size | 3/4" | 3/4" |
Common Concerns Answered
Are there specific installation guides for the NPSM/NPT combination thread?
While explicit guides for this specific combination thread are not always readily available, standard plumbing practices for both NPSM and NPT threads apply. Ensure proper thread sealant is used for both thread types to achieve a secure, leak-free seal. Consulting general marine plumbing installation manuals can provide further guidance.
Is the price point justified compared to basic thru-hull fittings?
The GROCO STH-750-W offers a superior return on investment through its enhanced flow design and the use of high-grade C83600 bronze, which provides superior corrosion resistance and longevity over lower-grade materials. The added versatility of the dual thread type also reduces the need for adapters, simplifying installations and ensuring optimal performance for critical marine systems.
What if I only need a standard NPT thread?
If your application exclusively requires a standard NPT thread, basic NPT-only thru-hull fittings may be a more cost-effective option. However, the GROCO combo thread offers future-proofing and greater adaptability for evolving plumbing needs or when interfacing with a mix of existing NPT components.
Frequently Asked Questions
What is the thread type for the GROCO 3/4" Bronze Combo Scoop Thru-Hull?
The GROCO 3/4" Bronze Combo Scoop Thru-Hull features a combination NPSM (National Pipe Straight Mechanical) and NPT (National Pipe Taper) thread.
What material is the GROCO 3/4" Bronze Combo Scoop Thru-Hull made of?
This thru-hull fitting is constructed from C83600 Bronze, a high-copper alloy known for its excellent corrosion resistance in marine environments.
What is the purpose of the scoop design on this thru-hull fitting?
The scoop design is engineered to increase the volume of water drawn into the hull, thereby enhancing flow rates for applications such as raw water cooling or bilge pumps.
What is the NPSM thread size on this thru-hull fitting?
The NPSM thread size on this thru-hull fitting is 3/4".
What is the NPT thread size on this thru-hull fitting?
The NPT thread size on this thru-hull fitting is 3/4".
