Thru-Hull Fittings
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- Price
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Seachoice Thru-Hull Conn-White Plas-5/8 - 18030
Seachoice
$3.49 $3.38Seachoice Thru-Hull Conn-White Plas-5/8 - 18030 Per ABYC "Safety Standards for Small Craft"Molded plastic with broad flange • Not recommended for use below the waterline.- Part Number:
- 50-18030
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 5/8"
- Flange:
- 1-5/8"
- Max Hull Thickness:
- 1-1/4"
- Pkg.:
- Bulk
$3.49 $3.38 -
GROCO 2" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut TH-2000-W
Groco
$106.00 $68.202" NPS NPT Combo Bronze Thru Hull 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- Part Number:
- 34-TH2000W
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 2"
- A:
- 3.9
- B:
- 0.3
- C:
- 3.33
$106.00 $68.20 -
GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/8" HTH-1125-S
Groco
$42.00 $30.30Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/8" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B- Part Number:
- 34-HTH1125S
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 1"
- Hose ID:
- 1-1/8"
- A:
- 2.8
- B:
- 0.3
- C:
- 2.3
- D:
- 1.2
- E:
- 1.3
$42.00 $30.30 -
GROCO 1" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut TH-1000-W
Groco
$26.69 $25.921" NPS NPT Combo Bronze Thru Hull 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- Part Number:
- 34-TH1000W
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 1"
- A:
- 2.85
- B:
- 0.3
- C:
- 2.32
$26.69 $25.92 -
Attwood Marine Thru Hull SS 1-1/2" 66551-3
Attwood Marine
$81.19 $55.12Attwood Marine Thru Hull SS 1-1/2" 66551-3Cast 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.- Part Number:
- 23-665513
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1-1/2"
- Flange:
- 3"
- Max Hull Thickness:
- 1-7/8"
$81.19 $55.12 -
Perko 1 Thru Hull Connection Bulk 0328Dp6
Perko
$10.19 $5.41Perko 1 Thru Hull Connection Bulk 0328Dp6Molded white plastic with broad flange. For use with hose. Not recommended for use below waterline. UL Listed- Part Number:
- 9-0328DP6
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1"
- Flange:
- 2-1/4" OD
- Max Hull Thickness:
- 1-1/2"
$10.19 $5.41 -
GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1" HTH-1000-S
Groco
$41.00 $26.04Stainless Steel Hose Barb Thru-Hull Fitting - 1" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B- Part Number:
- 34-HTH1000S
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 1"
- Hose ID:
- 1"
- A:
- 2.8
- B:
- 0.3
- C:
- 2.3
- D:
- 1.2
- E:
- 1.3
$41.00 $26.04 -
GROCO 3/4" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut TH-750-WS
Groco
$21.00 $16.093/4" NPS NPT Combo Stainless Steel Thru-Hull Fitting with Nut Features: NPSM / NPT combination thread #316 Stainless Steel Sizes from 1/2" to 3" UL Listed 647B BSPP and Stainless Steel models available- Part Number:
- 34-TH750WS
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 3/4"
- A:
- 2.2
- B:
- 0.3
- C:
- 1.9
$21.00 $16.09 -
GROCO 1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut TH-500-WS
Groco
$22.00 $16.861/2" 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- Part Number:
- 34-TH500WS
- Availability:
- In Stock - Ships same or next business day.
- Thread:
- 1/2"
- A:
- 2.20"
- B:
- 0.30"
- C:
- 1.70"
$22.00 $16.86 -
GROCO 3/4" 90 Degree Hose Thru-Hull Fitting HTHC-750-S
Groco
$54.00 $34.563/4" Hose Barb Stainless Curved Hose Thru Hull Features: 90 Degree Barb #316 Stainless Steel Thru Hull with Bronze Hose Connection Sizes from 3/4" to 1-3/4" Barb UL Listed 647B- Part Number:
- 34-HTHC750S
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 3/4"
- Hose ID (in):
- 3/4"
- A:
- 2.71
- B:
- 0.3
- C:
- 1.9
- D:
- 2.25
- E:
- 1.25
$54.00 $34.56 -
GROCO 1" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut TH-1000-WS
Groco
$49.001" NPS NPT Combo Stainless Steel Thru-Hull Fitting with Nut Features: NPSM / NPT combination thread #316 Stainless Steel Sizes from 1/2" to 3" UL Listed 647B BSPP and Stainless Steel models available- Part Number:
- 34-TH1000WS
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 1"
- A:
- 2.85
- B:
- 0.3
- C:
- 2.32
$49.00 -
Groco 2-1/2" NPS NPT Combo Bronze Thru Hull Th-2500-W
Groco
$209.00 $149.742-1/2" NPS NPT Combo Bronze Thru Hull 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- Part Number:
- 34-TH2500W
- Availability:
- In Stock - Ships same or next business day.
- Thread:
- 2 1/2"
- A:
- 3.56
- B:
- 0.42
- C:
- 4.4
$209.00 $149.74 -
Sea-Dog Line Thru-Hull Fitting 5/8" 520740-1
SEA-DOG LINE
$6.63Sea-Dog Line Thru-Hull Fitting 5/8" 520740-1Injection molded polypropylene.- Part Number:
- 354-5207401
- Availability:
- In Stock - Ships same or next business day.
- A:
- 1-3/4"
- B:
- 1/2"
- C:
- 1-11/16"
- D:
- 3-1/2"
- E:
- 1"
- F:
- 5/8"
$6.63 -
Seachoice Thru Hull W/SS Cover-1 90 Deg 50-18551
Seachoice
$16.49 $12.90Seachoice Thru Hull W/SS Cover-1 90 Deg 50-18551 Molded from polypropylene with glass fiber for strengthNot recommended for use below the waterline.- Part Number:
- 50-18551
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1"
- Flange:
- 1-7/8"
- Max Hull Thickness:
- 1-3/8"
$16.49 $12.90 -
Groco 1" BSPP Bronze Thru Hull Th-100-W
Groco
$33.00 $25.281" 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-TH100W
- Availability:
- In Stock - Ships same or next business day.
- Thread BSPP:
- 1"
- A:
- 72.4
- B:
- 7.62
- C:
- 58.93
$33.00 $25.28 -
GROCO 1-1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut TH-1500-WS
Groco
$69.00 $52.311-1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting with Nut Features: NPSM / NPT combination thread #316 Stainless Steel Sizes from 1/2" to 3" UL Listed 647B BSPP and Stainless Steel models available- Part Number:
- 34-TH1500WS
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 1-1/2"
- A:
- 3.15
- B:
- 0.3
- C:
- 2.89
$69.00 $52.31 -
GROCO 3/4" Bronze High Speed Thru-Hull Fitting w/Nut HSTH-750-W
Groco
$22.00 $14.963/4" 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- Part Number:
- 34-HSTH750W
- Availability:
- In Stock - Ships same or next business day.
- Pipe:
- 3/4" NPS
- Flange:
- 1.9"
- Length:
- 2.2"
$22.00 $14.96 -
Groco 3/4" BSPP Bronze Thru Hull Th-75-W
Groco
$23.00 $17.613/4" 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-TH75W
- Availability:
- In Stock - Ships same or next business day.
- Thread BSPP:
- 3/4"
- A:
- 55.9
- B:
- 7.62
- C:
- 48.26
$23.00 $17.61 -
GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 2" HTH-2000-S
Groco
$104.00 $66.96Stainless Steel Hose Barb Thru-Hull Fitting - 2" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B- Part Number:
- 34-HTH2000S
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 2"
- Hose ID:
- 2"
- A:
- 2.8
- B:
- 0.3
- C:
- 3.3
- D:
- 1.1
- E:
- 1.3
$104.00 $66.96 -
Groco Thru Hull Flush with Nut 3/4" Fth-750-W
Groco
$23.00 $17.633/4" NPS NPT Combo Flush Thru Hull Features: Machined flat face for flush mount or dripless applications NPSM / NPT combination thread C84400 Bronze Sizes from 1/2" to 5" Available with or without nut- Part Number:
- 34-FTH750W
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 3/4"
- A:
- 2.31
- B:
- 0.3
- C:
- 2
$23.00 $17.63