The GROCO PTHC Bronze 90 Degree Pipe-to-Hose Elbow is a marine-grade bronze hose elbow designed to provide a durable, leak-resistant transition between NPT pipe threads and hose ID connections. Engineered for standard flow applications, the GROCO elbow suits raw water intakes, bilge lines, livewells and general marine plumbing where corrosion resistance and reliable sealing are required.

Key Features

• Material: C83600 bronze for corrosion resistance in saltwater environments.
• Connection: Male NPT pipe thread to hose ID connection; available in sizes from 1/2″ to 5″.
• Design: 90 degree elbow provides compact routing and reduced hose strain.
• Certifications: UL Listed 647B; not certified for potable water (not NSF-61 compliant).
• Compatibility: Fits standard marine hoses and is compatible with hose clamps and NPT fittings.

GROCO’s PTHC series simplifies installations by offering a compact 90 elbow that minimizes hose kinking and improves flow in tight spaces. Installers value the PTHC bronze elbow for its rugged construction, predictable thread sizing, and compatibility with common marine hose IDs and clamps. Use with thread sealant or PTFE tape on the NPT threads and secure the hose with a stainless hose clamp for best results.

Packaged dimensions vary by size; smaller sizes typically ship in a 2 x 3 x 3 inch box weighing about 0.3 lb, while larger sizes (for example 1-1/2″) commonly ship in a 2 x 4 x 4 inch box weighing about 0.95 lb. Consult the specific GROCO PTHC model page for exact packaged weight and UPC information.