Polish your image with these beautiful, durable stainless steel fittings. Each Thru-Hull and Scupper Valve is available with a new silicone gasket.

Attwood Marine 665413 Attributes

• Type: Barbed Thru-Hulls
• Hose Diameter: 3/4 Inch
• Color: Silver
• Material: Stainless Steel
• Quantity: Single

Attwood Marine 665413 Features & Benefits

• Cast From Certified Enhanced #316 Stainless Steel Allow For Strength
• Lifetime Corrosion-Resistance
• Polish All Visible Areas To A Mirror Finish, Then Each Part Through A Passivation For Additional Protection
• Thick Steel Sidewalls Withstand Continual Stress And Hose Flexing
• Gasket Is Dimensionally Stable--Will Not Deteriorate Or Shrink Over Time
• Excellent Resistance To UV And Weather-Aging
• Watertight, Fool-Proof, One-Piece Seal
• Eliminates The Need To Form And Apply Sealant Or Caulk
• No More Chemicals, Solvent-Soaked Rags, Or Cleanup
• Limited Lifetime Warranty

Attwood Marine 665413 Installation Instructions

• 069373g ssthruhullscupper.pdf

Attwood Marine 665413 Warranties

• Attwood Warranty 2009.pdf

Stainless Steel Thru-Hull Short Straight Barbed - 3/4" 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) 3/4" 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) 2-1/2"
• 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