Attwood Marine Stainless Steel Thru-Hull Short Straight Barbed Fitting - 5/8" Inner Diameter

Stainless Steel Thru-Hull Short Straight Barbed - 5/8" Inner Diameter

Polish your image with these beautiful, durable stainless steel fittings. Why specify plastic parts when these fittings will last the life of the boat

Rugged Stainless Construction:

• Cast from certified Enhanced 316 Stainless Steel alloy for strength and lifetime corrosion-resistance


• All visible areas are polished to a mirror finish, then passivate each part for additional protection


• Thick steel sidewalls withstand continual stress and hose flexing

Faster, Simpler Installation:

• Each Thru-Hull is available with a new silicone gasket


• A channel under the flange holds a bead of sealant, making it easier to apply a trouble-free seal


• All models have wrench flats or an end notch to hold as a gripping surface; one installer can tighten all connections from inside the hull


• The barbed tail ends provide plenty of room to hold multiple clamps

Stainless Steel Straight Thru-Hulls, Barbed

• Short Thread is a more compact size, which allows installation near corners and in confined areas

Specifications:

• Hose size: (inch) 5/8" inner diameter


• Flange Diameter: (inch) 1-7/8"


• Thread O.D. (outside diameter): (inch) 1"


• Thread Length: (inch) 1"


• Barb Length: (inch) 1"


• Total Length: (inch) 2-1/4"


• Install Hole Saw Size: (inch) 1-1/8"


• Thread NPSM: (inch) 3/4"


• Max Hull Thickness: (inch) 5/8"

*Stainless Steel Thru-Hull Connectors are designed for installation above the water line only

Upgrade your boat's plumbing system with the Attwood Marine Stainless Steel Thru-Hull Short Straight Barbed Fitting, part number 66540-3. Crafted from certified Enhanced 316 stainless steel, this fitting offers exceptional strength and corrosion resistance, ensuring long-term durability in marine environments. Its polished mirror finish not only enhances the aesthetic appeal but also provides added protection through passivation, making it suitable for demanding marine conditions. The thick steel sidewalls are designed to withstand continual stress and hose flexing, maintaining a secure connection over time. Ideal for above-waterline installations, this fitting features a compact design with a 5/8" inner diameter hose size, making it suitable for confined spaces and near corners where space is limited. The flange diameter of 1-7/8" and a total length of just over 2-1/4" allow flexible installation options. The threaded end includes wrench flats or an end notch for easy tightening, enabling a single installer to secure all connections from inside the hull. The barbed tail provides ample room for multiple clamps, ensuring a reliable seal. The inclusion of a silicone gasket simplifies installation, with a channel under the flange designed to hold sealant for a trouble-free, leak-proof connection. This thru-hull is engineered for quick, straightforward installation with features like a 1-1/8" install hole saw size and a 3/4" NPSM thread. Please note that these fittings are intended for above-waterline use only and should not be installed below the waterline to prevent water intrusion. Designed for durability, performance, and ease of installation, the Attwood Marine Stainless Steel Thru-Hull Short Straight Barbed Fitting is an excellent choice for marine plumbing systems seeking reliability and corrosion resistance.

Features:

• Constructed from certified Enhanced 316 stainless steel for strength and corrosion resistance

• Mirror-polished finish with passivation for added protection

• Thick sidewalls withstand stress and hose flexing

• Includes silicone gasket for simplified installation

• Channel under flange holds sealant for a secure, leak-proof seal

• Wrench flats or end notch for easy tightening from inside the hull

• Barbed tail accommodates multiple clamps for a secure connection

• Compact design suitable for confined spaces and near corners

• Quick and straightforward installation with specific hole saw size and thread dimensions