Thru-Hull Fittings
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Seachoice Thru Hull W/SS Cover-3/4 90Dg 50-18541
Seachoice
$11.49 $8.41Seachoice Thru Hull W/SS Cover-3/4 90Dg 50-18541 Molded from polypropylene with glass fiber for strengthNot recommended for use below the waterline.- Part Number:
- 50-18541
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 3/4"
- Flange:
- 1-7/8"
- Max Hull Thickness:
- 1-3/8"
$11.49 $8.41 -
Attwood Marine Thru Hull SS 1-1/4" 66550-3
Attwood Marine
$82.15 $51.04Attwood Marine Thru Hull SS 1-1/4" 66550-3Cast 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...- Part Number:
- 23-665503
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1-1/4"
- Flange:
- 2-3/4"
- Max Hull Thickness:
- 1-7/8"
$82.15 $51.04 -
GROCO 1" 90 Degree Hose Thru-Hull Fitting HTHC-1000-S
Groco
$73.00 $55.851" 90 Degree Hose Thru-Hull Fitting Features: 90 Degree Barb #316 Stainless Steel Thru Hull with Bronze Hose Connection UL Listed 647B- Part Number:
- 34-HTHC1000S
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 3/4"
- Hose ID:
- 3/4"
- A:
- 2.71
- B:
- 0.3
- C:
- 1.9
- D:
- 2.25
- E:
- 1.25
$73.00 $55.85 -
Groco 1-1/2" BSPP Bronze Thru Hull Th-150-W
Groco
$80.00 $60.141-1/2" 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- Part Number:
- 34-TH150W
- Availability:
- In Stock - Ships same or next business day.
- Thread BSPP:
- G 1 1/2"
- A:
- 80
- B:
- 7.62
- C:
- 73.41
$80.00 $60.14 -
Sold Out, please call for ETA.
GROCO 1-1/4" Bronze High Speed Thru-Hull Fitting w/Nut HSTH-1250-W
Groco
$62.00 $42.351-1/4" 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"...- Part Number:
- 34-HSTH1250W
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 1-1/4"
- A:
- 2.9
- B:
- 0.3
- C:
- 2.62
$62.00 $42.35 -
Seachoice Thru Hull Conn-White Plas-1 1/8 50-18091
Seachoice
$10.95 $9.70Seachoice Thru Hull Conn-White Plas-1 1/8 50-18091 Per ABYC "Safety Standards for Small Craft"Molded plastic with broad flange • Not recommended for use below the- Part Number:
- 50-18091
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1-1/8"
- Flange:
- 1-7/8"
- Max Hull Thickness:
- 1-1/4"
$10.95 $9.70 -
Attwood Marine Thru-Hull 1 1/8" 3874-3
Attwood Marine
$13.08 $8.68Attwood Marine Thru-Hull 1 1/8" 3874-3Molded of rugged plastic. Will not rust, corrode, discolor or contribute to electrolysis. Design eliminates hull streaking and allows countersinking wherever a...- Part Number:
- 23-38743
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1-1/8" - 1-1/4"
- Flange:
- 2-1/4"
- Max Hull Thickness:
- 1-1/4"
- Pkg.:
- Card
$13.08 $8.68 -
Groco Bronze T-Hull with Nut G 2 Th-200-W
Groco
$120.00 $89.952" 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- Part Number:
- 34-TH200W
- Availability:
- In Stock - Ships same or next business day.
- Thread BSPP:
- 2"
- A:
- 99.1
- B:
- 7.62
- C:
- 84.58
$120.00 $89.95 -
Perko 1 1/4 Bronze Thru Hull with Nut 0322Dp7Plb
Perko
$124.89 $75.76Perko 1 1/4 Bronze Thru Hull with Nut 0322Dp7Plb Cast bronze. Flange is machined to fit hull and grooved to retain bedding compound. Neck is threaded to approximately 3/8" from flange. Includes...- Part Number:
- 9-0322DP7PLB
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1-1/4"
- Flange:
- 2-3/4"
- Max Hull Thickness:
- 2"
$124.89 $75.76 -
Perko 1-1/2 Thru Hull Connection 0328Dp8
Perko
$17.29 $10.44Perko 1-1/2 Thru Hull Connection 0328Dp8 Molded white plastic with broad flange. For use with hose. Not recommended for use below waterline. UL Listed- Part Number:
- 9-0328DP8
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1-1/2"
- Flange:
- 3" OD
- Max Hull Thickness:
- 1-7/8"
$17.29 $10.44 -
Seachoice Thru Hull W/SS Cover-1 1/2 St 50-18481
Seachoice
$18.99 $11.24Seachoice 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.- Part Number:
- 50-18481
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1-1/2"
- Flange:
- 2-3/8"
- Max Hull Thickness:
- 1-3/8"
$18.99 $11.24 -
Sold Out, please call for ETA.
GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1/2" HTH-500-S
Groco
$39.00 $25.01Stainless Steel Hose Barb Thru-Hull Fitting - 1/2" Features:NPS Thread With Hose Connection#316 Stainless SteelUL Listed 647B- Part Number:
- 34-HTH500S
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1/2"
- Pipe:
- 1/2" NPS
- Flange:
- 1.70" dia.
- Length:
- 2.68"
$39.00 $25.01 -
Perko 1/2 Bronze Thru Hull with Nut 0322Dp4Plb
Perko
$55.19 $36.01Perko 1/2 Bronze Thru Hull with Nut 0322Dp4Plb Cast bronze. Flange is machined to fit hull and grooved to retain bedding compound. Neck is threaded to approximately 3/8" from flange. Includes flange...- Part Number:
- 9-0322DP4PLB
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1/2"
- Flange:
- 1-1/2"
- Max Hull Thickness:
- 1-3/8"
$55.19 $36.01 -
Seachoice 1 1/8 SS Thru-Hull Straight 50-18461
Seachoice
$12.48 $10.88Seachoice 1 1/8 SS Thru-Hull Straight 50-18461 Molded from polypropylene with glass fiber for strengthNot recommended for use below the waterline.- Part Number:
- 50-18461
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1-1/8"
- Flange:
- 1-7/8"
- Max Hull Thickness:
- 1-3/8"
$12.48 $10.88 -
Seachoice Thru Hull W/SS Cover-1 1/2 90 50-18581
Seachoice
$24.10 $19.37Seachoice Thru Hull W/SS Cover-1 1/2 90 50-18581 Molded from polypropylene with glass fiber for strengthNot recommended for use below the waterline.- Part Number:
- 50-18581
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1-1/2"
- Flange:
- 2-3/8"
- Max Hull Thickness:
- 1-3/8"
$24.10 $19.37 -
Attwood Marine Thru Hull SS 5/8" Short 66540-3
Attwood Marine
$38.32 $22.07Attwood 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...- Part Number:
- 23-665403
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 5/8"
- Flange:
- 1-7/8"
- Max Hull Thickness:
- 5/8"
$38.32 $22.07 -
Attwood Marine Thru-Hull Connector 5/8" White 3872-3
Attwood Marine
$10.66 $6.45Attwood Marine Thru-Hull Connector 5/8" White 3872-3Molded of rugged plastic. Will not rust, corrode, discolor or contribute to electrolysis. Design eliminates hull streaking and allows...- Part Number:
- 23-38723
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 5/8"
- Flange:
- 1-3/4"
- Max Hull Thickness:
- 1-1/4"
- Pkg.:
- Card
$10.66 $6.45 -
Sold Out, please call for ETA.
GROCO 1-1/4" 90 Degree Hose Thru-Hull Fitting HTHC-1250-S
Groco
$106.00 $68.401-1/4" 90 Degree Hose Thru-Hull Fitting Features:90 Degree Barb#316 Stainless Steel Thru Hull with Bronze Hose ConnectionUL Listed 647B- Part Number:
- 34-HTHC1250S
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1-1/4" I.D.
- Pipe:
- 1-1/4" NPT
- Flange:
- 2.62"
$106.00 $68.40 -
Perko 1 1/2 Bronze Thru Hull with Nut 0322Dp8Plb
Perko
$151.99 $93.88Perko 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...- Part Number:
- 9-0322DP8PLB
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1-1/2"
- Flange:
- 3"
- Max Hull Thickness:
- 2-1/4"
$151.99 $93.88 -
Perko 1 Bronze Thru Hull with Nut 0322Dp6Plb
Perko
$81.99 $50.15Perko 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...- Part Number:
- 9-0322DP6PLB
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1"
- Flange:
- 2-3/16"
- Max Hull Thickness:
- 1-7/8"
$81.99 $50.15