Marine Plumbing & Ventilation - Thru-Hull Fittings

99 products


  • Sale -46% Perko 3/4" Thru-Hull Fitting f/ Hose Bronze MADE IN THE USA [0350005DPP]

    Perko 3/4" Thru-Hull Fitting f/ Hose Bronze MADE IN THE USA [0350005DPP]

    Perko 3/4" 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 brass Regular or short length versions Regular Length- Fits maximum hull thickness up to 2 inchesShort Length- For thin hull sections up to 5/8 inches maximumTechnical Information Regular Length - Plain Bronze: Hose Size Inches: 3/4 Mounting Hole Diameter Inches: 1 Maximum Hull Thickness Inches: 1-5/8 O.D. Flange Inches: 1-7/8 Model Number: 0350005DPP Ship Weight: 2.9/5.5 lbs. Made in the USA Specifications: Hose Size: 3/4" Material: Bronze Box Dimensions: 1"H x 1"W x 4"L WT: 0.3 lbs UPC: 085226036088

    $67.77$36.50

  • Sale -20% GROCO 3/4" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-750-W]

    GROCO 3/4" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-750-W]

    3/4" Bronze High Speed Thru-Hull Fitting w/Nut Features: Designed for increased flow compared to standard Thru Hulls and with less drag NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 3/4" Material: Bronze Box Dimensions: 3"H x 3"W x 5"L WT: 0.45 lbs UPC: 742985141728

    $22.00$17.50

  • Sale -20% GROCO 3/4" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-750-W]

    GROCO 3/4" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-750-W]

    3/4" NPS NPT Combo Bronze Thru-Hull Fitting with NutFeatures: 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 Specifications: Hose Size: 3/4" Material: Bronze Box Dimensions: 3"H x 3"W x 4"L WT: 0.5 lbs UPC: 742985064102

    $23.00$18.50

  • Sale -17% GROCO 1/2" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-500-W]

    GROCO 1/2" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-500-W]

    1/2" NPS NPT Combo Bronze Thru-Hull Fitting with NutFeatures: 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 Specifications: Hose Size: 1/2" Material: Bronze Box Dimensions: 3"H x 3"W x 4"L WT: 0.45 lbs UPC: 742985064096

    $21.00$17.50

  • Sale -26% GROCO 1" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-1000-W]

    GROCO 1" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-1000-W]

    1" NPS NPT Combo Bronze Thru-Hull Fitting with NutFeatures: 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 Specifications: Hose Size: 1" Material: Bronze Box Dimensions: 3"H x 3"W x 4"L WT: 0.7 lbs UPC: 742985064119

    $33.00$24.50

  • Sale -31% GROCO 3/4" Bronze Combo Scoop Thru-Hull w/Nut [STH-750-W]

    GROCO 3/4" Bronze Combo Scoop Thru-Hull w/Nut [STH-750-W]

    3/4" Bronze Combo Scoop Thru-Hull w/Nut Features: Designed for increased flow compared to standard Thru Hulls NPSM / NPT combination thread C83600 Bronze Specifications:Thread NPS: 3/4" Specifications: Hose Size: 3/4" Material: Bronze Box Dimensions: 5"H x 5"W x 5"L WT: 1.15 lbs UPC: 742985063891

    $44.00$30.50

  • Sale -30% GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/8" [HTH-1125-S]

    GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/8" [HTH-1125-S]

    Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/8" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Specifications: Hose Size: 1-1/8" Material: Stainless Steel Box Dimensions: 3"H x 3"W x 5"L WT: 0.7 lbs UPC: 742985138995

    $42.00$29.50

  • Sale -43% Perko 3-1/2" x 2-1/2" Scoop Strainer Bronze MADE IN THE USA [0066DP1PLB]

    Perko 3-1/2" x 2-1/2" Scoop Strainer Bronze MADE IN THE USA [0066DP1PLB]

    Perko 3-1/2" X 2-1/2" Scoop Strainer BronzeCast bronzeMachine slotsTechnical Information: For Thru-Hull Size Inches: 3/8 & 1/2 Dimensions Strainer Inches: 3-1/2 x 2-1/2 Model Number: 0066DP1PLB Ship Weight: 2.0/1.8 lbs. Screw Size: #8

    $35.86$20.50

  • Sale -33% GROCO 1" Bronze Combo Scoop Thru-Hull w/Nut [STH-1000-W]

    GROCO 1" Bronze Combo Scoop Thru-Hull w/Nut [STH-1000-W]

    1" Bronze Combo Scoop Thru-Hull w/Nut Features: Designed for increased flow compared to standard Thru Hulls NPSM / NPT combination thread C83600 Bronze Specifications:Thread NPS: 1" Specifications: Hose Size: 1" Material: Bronze Box Dimensions: 5"H x 5"W x 5"L WT: 1.2 lbs UPC: 742985063907

    $60.00$40.50

  • Sale -28% GROCO 3/4" Bronze Extra Long High Speed Thru-Hull Fitting w/Nut [HSTHXL-750-W]

    GROCO 3/4" Bronze Extra Long High Speed Thru-Hull Fitting w/Nut [HSTHXL-750-W]

    3/4" Bronze Extra Long High Speed Thru-Hull Fitting w/Nut Features: Designed for increased flow compared to standard Thru Hulls and with less drag Extra Long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 3/4" Material: Bronze Box Dimensions: 3"H x 3"W x 7"L WT: 0.8 lbs UPC: 742985145702

    $38.00$27.50

  • Sale -35% GROCO 1-1/4" Bronze Combo Scoop Thru-Hull w/Nut [STH-1250-W]

    GROCO 1-1/4" Bronze Combo Scoop Thru-Hull w/Nut [STH-1250-W]

    1-1/4" Bronze Combo Scoop Thru-Hull w/Nut Features: Designed for increased flow compared to standard Thru Hulls NPSM / NPT combination thread C83600 Bronze Specifications:Thread NPS: 1-1/4" Specifications: Hose Size: 1-1/4" Material: Bronze Box Dimensions: 5"H x 5"W x 5"L WT: 1.9 lbs UPC: 742985063914

    $86.00$55.50

  • Sale -31% GROCO 1" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-1000-W]

    GROCO 1" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-1000-W]

    1" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 1" Material: Bronze Box Dimensions: 3"H x 3"W x 6"L WT: 1 lbs UPC: 742985141759

    $50.00$34.50

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