Top 8 Thru Hull Fitting – Boat Plumbing Fittings

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1. SEACHOICE

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Seachoice 18131 90-Degree Angled Thru-Hull Connector, White Finish, 0.75 Inches

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SEACHOICE #ad - Fits ¾ inch inside diameter hose. Made of hi-impact white plastic. Flange: 1-1/2 inch. Max hull thickness: 3/4 inch. Ensures a reliable thru-hull connection.
BrandSEACHOICE #ad
ManufacturerSeachoice #ad
Height6.75 Inches
Length3.75 Inches
Weight0.11 Kilograms
Width2 Inches
Part Number50-18131
Model18131

2. attwood

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Barbed, for 3/4-Inch Interior Diameter Hose, attwood 66547-3 Stainless Steel Straight Thru-Hull Valve Fitting, Standard Length

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attwood #ad - Thread o. D. 1", barb length: 1-1/4", thread length: 2", Total Length: 3 3/4". Standard thread has full length thread for thick hulls and easy tightening. Install. Hold size: 1 1/8", thread npsm: 3/4", Max Hull Thickness: 1-5/8". Flange dia. 1-7/8". Hose size: 3/4" I. D.
Brandattwood #ad
ManufacturerAttwood #ad
Height4.5 Inches
Length9.75 Inches
Weight0.55 Pounds
Width10.12 Inches
Part Number66547-3
Model66547-3

3. SEACHOICE

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Seachoice 18561 90 Degree Thru-Hull Connector – Fits 1-1/8 Inch ID Hose – 1-3/8 Inch Max Hull

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SEACHOICE #ad - Stainless-steel flange offers excellent corrosion resistance. Fits hulls up to 1-3/8 inch thick. Designed for easier applications where hose is difficult to route. Broad 1-7/8 inch flange. For use with a 1-1/8 inch ID hose. Made of polypropylene and glass fiber for strength.
BrandSEACHOICE #ad
ManufacturerSeachoice #ad
Part Number50-18561
Model18561

4. SEAFLO

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SEAFLO Thru Hull Fittings 1-1/2"

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SEAFLO #ad - For 1-1/2" Hose. 4-year warranty!! Color: White. Dimensions: h - 102mm, d - 75mm, D1 - 47mm. Dimensions: d - 46. 5mm, d1 - 38. 5mm, di - 28mm.
BrandSEAFLO #ad
ManufacturerSEAFLO #ad
Height4.02 Inches
Length2.95 Inches
Width2.95 Inches
Part NumberSFDS1-1500-01

5. attwood

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Attwood Corporation 3873-3 Straight Thru-Hull Connector, White, One Size

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attwood #ad - Max hull thickness: 1-1/4 inch. Ensures a reliable thru-hull connection. Fits ¾ inch inside diameter hose. Stem length: 3-1/4 inch. Flange diameter: 2-1/4 inch.
Brandattwood #ad
ManufacturerAttwood #ad
Height4.25 Inches
Length7.75 Inches
Weight0.18 Pounds
Width7.75 Inches
Part Number3873-3
Model3873-3

6. Harvard Marine

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Boat Marine 3/4" INCH 90 Degree Thru Hull Fitting Black

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Harvard Marine #ad - Boat marine 3/4" inch 90 degree thru hull fitting black. 1-1/2" flange overall length 2-1/2" overall length 1" shaft diameter 3/4" hose.
BrandHarvard Marine #ad
ManufacturerHARVARD MARINE #ad

7. SEACHOICE

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Seachoice 18121 90 Degree Thru-Hull Connector – Fits 1-1/2 Inch ID Hose – 1-3/8 Inch Max Hull

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SEACHOICE #ad - Made of durable, high-impact plastic to withstand the rigors of marine environments. Designed for easier applications where hose is difficult to route. One-nut application; designed for use with one back nut. Broad 2-7/8 inch flange. Fits hulls up to 1-3/8 inch thick. For use with a 1-1/2 inch ID hose.
BrandSEACHOICE #ad
ManufacturerSeachoice #ad
Height8.75 Inches
Length5.75 Inches
Weight0.04 Pounds
Width3.25 Inches
Part Number50-18121
Model18121

8. Mtsooning

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Barb Marine Barbed Hose Thru Drain Boat Hose Interior Diameter Hose Thru Fitting 1pc, Mtsooning 3/4" Stainless Steel Straight Thru-Hull Valve Fitting

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Mtsooning #ad - Suitable for: 3/4 inch Boat Hose. Material:aisi 316 stainless steel. Length:approx. 66mm/2. 59inch. This is aftermarket replacement Item But Not Genuine. Lost wax process and polished. Size:3/4 inch.
BrandMtsooning #ad
ManufacturerMtsooning #ad
Weight0.44 Pounds
Part NumberSZ070030014049RK-2