Description
GROCO Bronze Thru-Hull Fitting 1-1/8" Hose Barb | Boat Supply Store
Engineered for harsh marine environments, this thru-hull fitting provides a critical, leak-free connection for your vessel's onboard systems. Constructed from high-grade C83600 bronze, it offers exceptional resistance to galvanic corrosion, essential for saltwater applications. The fitting features a 1-1/8" hose barb for secure hose attachment and an NPS (National Pipe Straight) thread, ensuring compatibility with straight-threaded fittings, and is UL Listed 647B for assured quality and safety.
Key Features
- Corrosion-Resistant C83600 bronze construction withstands aggressive marine environments.
- Secure Hose Connection 1-1/8" hose barb ensures a tight, reliable fit for critical plumbing lines.
- Reliable Threading NPS straight thread design prevents cross-threading and ensures a robust seal.
- Assured Quality UL Listed 647B certification guarantees adherence to stringent safety and performance standards.
- Durable Construction Built to last through years of demanding marine use.
- Professional Grade Trusted by boat builders and maintenance professionals for critical installations.
- Versatile Application Suitable for a wide range of marine plumbing needs on various vessel types.
- Peace of Mind UL listing provides confidence in the fitting's safety and long-term performance.
Specifications
| Product Specifications | |
|---|---|
| Brand | GROCO |
| Hose Barb Size | 1-1/8" |
| Thread Type | NPS |
| Material | C83600 Bronze |
| UL Listing | UL Listed 647B |
| SKU | CWR75218 |
| MPN | HTH-1125 |
Who This Is For
Marine boat owners, builders, and maintenance professionals who demand robust, corrosion-resistant thru-hull fittings for their vessel's plumbing systems. This fitting is ideal for applications requiring a secure 1-1/8" hose connection and a reliable NPS threaded interface.
How It Compares
| Feature | GROCO Bronze Thru-Hull Fitting 1-1/8" Hose Barb | Perko Bronze Hose Barb Thru |
|---|---|---|
| Hose Barb Size | 1-1/8" | 1-1/8" | 1-1/8" |
| Material | C83600 Bronze | Bronze | Bronze |
| Thread Type | NPS | NPT | NPT |
| UL Listing | UL Listed 647B | null | null |
Common Concerns Answered
How do I distinguish between NPS and NPT threads for this fitting?
NPS (National Pipe Straight) threads are parallel, meaning the diameter remains constant along the length of the thread. NPT (National Pipe Tapered) threads taper, allowing them to create a seal through thread interference. This GROCO fitting exclusively uses NPS threads.
What can cause issues with thread sealing when installing this thru-hull?
Proper thread sealing is paramount. Using an inappropriate sealant or tape that is not rated for marine applications or the specific materials involved can lead to leaks. Always use marine-grade sealants and ensure threads are clean and free of debris before installation.
Is the price of this bronze fitting a concern compared to other options?
While bronze fittings may have a higher initial cost than plastic or lower-grade metal alternatives, the superior corrosion resistance and longevity of C83600 bronze in marine environments significantly reduce long-term maintenance and replacement expenses, offering better overall value.
Frequently Asked Questions
What is the thread type of the GROCO Bronze Hose Barb Thru-Hull Fitting?
The GROCO Bronze Hose Barb Thru-Hull Fitting features an NPS (National Pipe Straight) thread type.
What is the hose barb size for this GROCO thru-hull fitting?
This GROCO thru-hull fitting is designed with a 1-1/8" hose barb size.
What material is the GROCO HTH-1125 thru-hull fitting made from?
The GROCO HTH-1125 thru-hull fitting is constructed from high-quality C83600 Bronze.
Is this GROCO thru-hull fitting UL listed?
Yes, this GROCO thru-hull fitting is UL Listed 647B, indicating it meets specific safety and quality standards.
What is the NPS thread size of the GROCO HTH-1125?
The NPS thread size for the GROCO HTH-1125 is not explicitly stated as a numerical designation in the provided data, but it is designed to mate with corresponding NPS straight fittings to accommodate the 1-1/8" hose barb.
