Thru-Hull Fittings
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GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 3/4" HTH-750-S
Groco
$34.00 $24.603/4" Hose Barb Stainless Hose Thru Hull Features: NPS Thread With Hose Connection #316 Stainless Steel Sizes from 1/2" to 2" Barb UL Listed 647B- Part Number:
- 34-HTH750S
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 3/4"
- Hose ID:
- 3/4"
- A:
- 2.7
- B:
- 0.3
- C:
- 1.9
- D:
- 1.2
- E:
- 1.3
$34.00 $24.60 -
GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 5/8" HTH-625-S
Groco
$25.00Stainless Steel Hose Barb Thru-Hull Fitting - 5/8" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B- Part Number:
- 34-HTH625S
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 3/4"
- Hose ID:
- 5/8"
$25.00 -
Attwood Marine Thru Hull SS 1-1/8" 66549-3
Attwood Marine
$55.59 $29.34Attwood Marine Thru Hull SS 1-1/8" 66549-3Cast 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:
- 23-665493
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1-1/8"
- Flange:
- 2-1/4"
- Max Hull Thickness:
- 1-3/4"
$55.59 $29.34 -
GROCO 3/4" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut TH-750-WS
Groco
$21.00 $14.033/4" 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 $14.03 -
On Sale
GROCO 1" Bronze High Speed Thru-Hull Fitting w/Nut HSTH-1000-W
Groco
$35.00 $24.991" 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...- Part Number:
- 34-HSTH1000W
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 1"
- A:
- 2.85
- B:
- 0.3
- C:
- 2.32
$35.00 $24.99 -
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 1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut TH-500-WS
Groco
$22.00 $14.641/2" 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 $14.64 -
Groco 2-1/2" NPS NPT Combo Bronze Thru Hull Th-2500-W
Groco
$218.00 $138.032-1/2" 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
$218.00 $138.03 -
GROCO 3/4" 90 Degree Hose Thru-Hull Fitting HTHC-750-S
Groco
$54.00 $33.883/4" 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 $33.88 -
Attwood Marine Stainless Steel Thru-Hull Standard Straight Barbed - 3/4" Inner Diameter 66547-3
Attwood Marine
$44.39 $24.99Attwood Marine Thru Hull SS 3/4" 66547-3 Cast 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:
- 23-665473
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 3/4"
- Flange:
- 1-7/8"
- Max Hull Thickness:
- 1-5/8"
$44.39 $24.99 -
Sea-Dog Line Thru-Hull Fitting 5/8" 520740-1
SEA-DOG LINE
$6.55Sea-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"
$6.55 -
GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/2" HTH-1500-S
Groco
$84.00 $54.451-1/2" Hose Barb Stainless Hose Thru Hull Features: NPS Thread With Hose Connection #316 Stainless Steel Sizes from 1/2" to 2" Barb UL Listed 647B- Part Number:
- 34-HTH1500S
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 1-1/2"
- Hose ID:
- 1-1/2" NPS
- A:
- 2.8
- B:
- 0.3
- C:
- 2.9
- D:
- 1.1
- E:
- 1.3
$84.00 $54.45 -
Groco Thru Hull Flush with Nut 3/4" Fth-750-W
Groco
$23.00 $15.163/4" 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 $15.16 -
Groco 1" BSPP Bronze Thru Hull Th-100-W
Groco
$33.00 $23.901" 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 $23.90 -
GROCO 1-1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut TH-1500-WS
Groco
$70.00 $45.981-1/2" 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
$70.00 $45.98 -
Groco 1-1/4" BSPP Bronze Thru Hull Th-125-W
Groco
$55.00 $41.131-1/4" 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-TH125W
- Availability:
- In Stock - Ships same or next business day.
- Thread BSPP:
- 1-1/4"
- A:
- 73.7
- B:
- 7.62
- C:
- 66.55
$55.00 $41.13 -
Groco 3/4" BSPP Bronze Thru Hull Th-75-W
Groco
$23.00 $17.023/4" 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 $17.02 -
GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 2" HTH-2000-S
Groco
$104.00 $66.00Stainless 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 $66.00 -
Groco Thru Hull Flush with Nut 1-1/2" Fth-1500-W
Groco
$84.00 $50.701-1/2" 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-FTH1500W
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 1-1/2"
- A:
- 3.5
- B:
- 0.3
- C:
- 3.2
$84.00 $50.70 -
GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/4" HTH-1250-S
Groco
$56.99Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/4" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B- Part Number:
- 34-HTH1250S
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 1-1/4"
- Hose ID:
- 1-1/4"
- A:
- 2.8
- B:
- 0.3
- C:
- 2.6
- D:
- 1.1
- E:
- 1.3
$56.99