Thru-Hull Fittings

Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/4"  Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B

Johnson Pump 3/4 Thru Hull 90Deg. 75035-00Fittings are molded of tough acetal resin so they will not rust, corrode, discolor nor are they susceptible to electrolysis.

Sea-Dog Line Thru-Hull Fitting 1 1/8" 520770-1Injection molded polypropylene.

Attwood Marine Thru Hull SS 1-1/8" Short 66543-3Cast from 316 stainless steel. A channel under the flange holds a bead of sealant. All models have wrench flats or an end notch. Designed for installation above the water line only. Lifetime warranty.

1" 90 Degree Hose Thru-Hull Fitting  Features: 90 Degree Barb #316 Stainless Steel Thru Hull with Bronze Hose Connection UL Listed 647B

1-1/2" BSPP Bronze Thru Hull Features: British Standard Pipe Parallel (BSPP) Thread C83600 Bronze Sizes from 1/2" to 4" UL Listed 647B Available with or without nut

Stainless Steel Hose Barb Thru-Hull Fitting - 1/2" Features:NPS Thread With Hose Connection#316 Stainless SteelUL Listed 647B

Perko 1-1/8 Thru Hull Connect Bulk 0328Dp6AMolded white plastic with broad flange. For use with hose. Not recommended for use below waterline. UL Listed

Seachoice Thru Hull W/SS Cover-1 1/2 St 50-18481 Molded from polypropylene with glass fiber for strengthNot recommended for use below the waterline.

Seachoice X-Long Thruhull 1-1/8 White Pla 18181 Extra long molded high impact white plastic with broad flangeDesigned for installation where thick transoms or side walls require up to 2-1/2" long threadNot recommended for use below the waterline.

Attwood Marine Thru Hull SS 5/8" Short 66540-3Cast from 316 stainless steel. A channel under the flange holds a bead of sealant. All models have wrench flats or an end notch. Designed for installation above the water line only. Lifetime warranty.

1-1/4" 90 Degree Hose Thru-Hull Fitting Features:90 Degree Barb#316 Stainless Steel Thru Hull with Bronze Hose ConnectionUL Listed 647B

1-1/4" NPS NPT Combo Bronze Thru-Hull Fitting with Nut Features: NPSM / NPT combination thread C83600 Bronze Sizes from 1/2" to 5" UL Listed 647B Available with (-W) or without nut (-L) BSPP and Stainless Steel models available

2" NPS NPT Combo High Speed Pickup Features: Designed for increased flow compared to standard Thru Hulls and with less drag NPSM / NPT combination thread C83600 Bronze Sizes from 3/4" to 3" Available with or without nut BSPP models...

2" BSPP Bronze Thru Hull Features: British Standard Pipe Parallel (BSPP) Thread C83600 Bronze Sizes from 1/2" to 4" UL Listed 647B Available with or without nut

Perko 1 1/2 Bronze Thru Hull with Nut 0322Dp8PlbCast bronze. Flange is machined to fit hull and grooved to retain bedding compound. Neck is threaded to approximately 3/8" from flange. Includes flange nut. UL Listed.

Perko 1 Bronze Thru Hull with Nut 0322Dp6PlbCast bronze. Flange is machined to fit hull and grooved to retain bedding compound. Neck is threaded to approximately 3/8" from flange. Includes flange nut. UL Listed.

Perko 1/2 Thru Hull Connection 0328Dp4Molded white plastic with broad flange. For use with hose. Not recommended for use below waterline. UL Listed

Perko 2 Bronze Thru Hull with Nut 0322009PlbCast bronze. Flange is machined to fit hull and grooved to retain bedding compound. Neck is threaded to approximately 3/8" from flange. Includes flange nut. UL Listed.