Thru-Hull Fittings

Stainless Steel Hose Barb Thru-Hull Fitting - 5/8" Features:NPS Thread With Hose Connection#316 Stainless SteelUL Listed 647B

3/4" NPS NPT Combo Stainless Steel Thru-Hull Fitting with NutFeatures:NPSM / NPT combination thread#316 Stainless SteelSizes from 1/2" to 3"UL Listed 647BBSPP and Stainless Steel models available

Perko 1" Thru-Hull Connection f/ use with Hose Chrome PlatedBronzeFlange is machined to fit and grooved to retain bedding compound neck isthreaded to approximately 3/16 inch from flange.Cast bronze, plain or chromed brassRegular or short length...

Perko 5/8" Thru-Hull Connection f/ use with Hose BronzeFlange is machined to fit and grooved to retain bedding compound neck isthreaded to approximately 3/16 inch from flange.Cast bronze, plain or chromed brassRegular or short length versionsRegular...

Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/8" Inner DiameterPolish 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...

Stainless Steel Hose Barb Thru-Hull Fitting - 1" Features:NPS Thread With Hose Connection#316 Stainless SteelUL Listed 647B

1-1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting with NutFeatures:NPSM / NPT combination thread#316 Stainless SteelSizes from 1/2" to 3"UL Listed 647BBSPP and Stainless Steel models available

Plastic Thru-Hull Fitting - 1-1/2" - WhiteThese thru-hulls are made with a durable, thermoplastic construction which prevents electrolysis.Caution: Thru-Hull connectors are designed for installation above the water line only.Specifications:Fits Hose...

Perko 1-1/2" Thru-Hull Connection f/ use with Hose BronzeFlange is machined to fit and grooved to retain bedding compound neck isthreaded to approximately 3/16 inch from flange.Cast bronze, plain or chromed brassRegular or short length versonsRegular...

Perko 3/4" Thru-Hull Connection f/ use with Hose Chrome PlatedBronzeFlange is machined to fit and grooved to retain bedding compound neck isthreaded to approximately 3/16 inch from flange.Cast bronze, plain or chromed brassRegular or short length...

Perko 5/8" Thru-Hull Connection f/ use with Hose Chrome PlatedBronzeFlange is machined to fit and grooved to retain bedding compound neck isthreaded to approximately 3/16 inch from flange.Cast bronze, plain or chromed brassRegular or short length...

Perko 1" Thru-Hull Fitting f/ Hose PlasticMolded White PlasticBroad FlangeTechnical Information:Hose Size Inches: 1Mounting Hole Diameter Inches: 1-1-5/16Maximum Hull Thickness Inches: 1-1/2O.D. Flange Inches: 2-1/4Model Number: 0328DP6Ship Weight: 2.0/7...