Description
GROCO 1-1/8" Stainless Steel Thru-Hull | Boat Supply Store
Engineered for enduring marine applications, this thru-hull fitting addresses the critical need for robust and corrosion-resistant plumbing connections on any vessel. It features a #316 stainless steel construction, ensuring exceptional longevity even in saltwater environments, and is UL Listed 647B for verified safety and performance. This 1-1/8" fitting with an NPS thread is essential for establishing secure hose connections for bilge pumps, livewells, or raw water intakes on offshore fishing boats operating along the Texas coast.
Key Features
- Superior Corrosion Resistance: Constructed from high-grade #316 stainless steel for unmatched durability in marine conditions.
- Assured Safety: UL Listed 647B designation confirms adherence to stringent safety and quality standards.
- Secure Hose Connection: Designed with a precise 1-1/8" hose barb for reliable hose attachment.
- Durable Construction: Premium marine-grade build ensures longevity and performance in harsh environments.
- NPS Thread Compatibility: Features an NPS thread for specific plumbing system integrations.
- Reliable Performance: Built to withstand the rigors of constant exposure to saltwater and marine elements.
- Long-Term Investment: #316 stainless steel offers exceptional resistance to pitting and crevice corrosion.
- Certified Quality: UL listing provides confidence in the product's integrity and safety compliance.
Specifications
| Product Specifications | |
|---|---|
| Brand | GROCO |
| Product Name | Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/8" |
| SKU | CWR75226 |
| MPN | HTH-1125-S |
| Material | #316 Stainless Steel |
| Thread Type | NPS |
| Hose Barb Size | 1-1/8" |
| UL Listing | UL Listed 647B |
Who This Is For
Marine enthusiasts and boat owners requiring durable, corrosion-resistant plumbing components for their vessels. Marine technicians will appreciate its #316 stainless steel construction and UL certification for reliable installations.
How It Compares
| Feature | GROCO 1-1/8" Stainless Steel Thru-Hull | Competitor |
|---|---|---|
| Material | 316 Stainless Steel | Bronze | 304 Stainless Steel |
| Hose Barb Size | 1-1/8" | 1-1/4" | 1-1/8" |
| Thread Type | NPS | NPT | NPSM |
| UL Listed | Yes (647B) | No | No |
Common Concerns Answered
Will this fitting be compatible with my existing plumbing?
The GROCO HTH-1125-S features an NPS thread, which is distinct from NPT or NPSM threads. Confirming your system's thread specification is crucial for a proper seal. Its 1-1/8" hose barb size is also a key compatibility factor.
I received a fitting with minor cosmetic damage. Is this common?
While rare, occasional packaging issues can lead to minor cosmetic blemishes. The functional integrity and corrosion resistance of the #316 stainless steel remain unaffected, ensuring reliable performance.
Is the price justified compared to other options?
The GROCO HTH-1125-S is priced at the higher end due to its premium #316 stainless steel construction and UL Listing 647B. These features provide superior corrosion resistance and certified safety, representing a sound long-term investment in your vessel's plumbing integrity.
Frequently Asked Questions
What is the thread type of the GROCO HTH-1125-S thru-hull fitting?
The GROCO HTH-1125-S thru-hull fitting features an NPS (National Pipe Straight) thread.
What material is the GROCO HTH-1125-S thru-hull fitting made from?
This fitting is constructed from high-quality #316 stainless steel, known for its excellent corrosion resistance in marine environments.
What is the hose barb size for the GROCO HTH-1125-S thru-hull fitting?
The hose barb size for the GROCO HTH-1125-S is 1-1/8 inches.
Is the GROCO HTH-1125-S thru-hull fitting UL listed?
Yes, the GROCO HTH-1125-S thru-hull fitting is UL Listed under classification 647B.
What is the NPS thread size for the GROCO HTH-1125-S thru-hull fitting?
The specific NPS thread size is not explicitly stated in the provided data but it is an NPS thread designed for a 1-1/8" hose barb connection.
