Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/8" Inner Diameter

Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/8" Inner Diameter delivers rugged reliability and a premium look for marine fittings. Crafted from durable stainless steel, this thru-hull connector is designed to last the life of the boat while maintaining a polished, mirror-like finish.

Rugged Stainless Construction

• Cast from certified Enhanced 316 Stainless Steel alloy for maximum strength and lifetime corrosion resistance
• All visible surfaces are polished to a mirror finish, then passivated for additional protection
• Thick sidewalls withstand continual stress and hose flexing for dependable performance

Faster, Simpler Installation

• Included silicone gasket for a secure seal on every installation
• A channel under the flange holds a bead of sealant to simplify achieving a trouble-free seal
• Wrench flats or an end notch provide gripping surfaces; one installer can tighten all connections from inside the hull
• Barbed tail ends offer ample room to secure multiple clamps for a leak-free connection

Standard Straight Barbed Thru-Hull Specifications

• Hose size: 1-1/8" inner diameter
• Flange diameter: 2-1/4"
• Thread O.D.: 1-3/8"
• Thread length: 2-3/8"
• Barb length: 1-1/4"
• Total length: 3-7/8"
• Install hole saw size: 1-1/4"
• Thread NPSM: 1"
• Max hull thickness: 1-3/4"
• Material: Enhanced 316 Stainless Steel
• Installations are designed for above-water-line use only

Manufacturer: Attwood Marine | Part No: 66549-3 | UPC: 022697665492