Plumbing - Thru-Hull Fittings

Groco HTHC-S #316 SS Hose Thru-Hull 90 Degree With Bronze Nut
Your Price:
$43.99

Groco HTHC-S #316 SS Hose Thru-Hull 90 Degree With Bronze Nut

462-34-HTHC750S

Includes locknut.

Hose: 3/4" I.D.", Pipe: 3/4" NPT", Flange: 1.90"

Sold: Each


Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread
Your Price:
$26.99

Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread

462-34-TH1000W

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Thread: 1", A: 2.85", B: 0.30", C: 2.32"

Sold: Each


Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread
Your Price:
$168.99

Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread

462-34-TH2500W

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Thread: 2 1/2", A: 3.56", B: 0.42", C: 4.40"

Sold: Each


Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread
Your Price:
$240.99

Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread

462-34-TH3000W

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Thread: 3", A: 4.00", B: 0.42", C: 5.50"

Sold: Each


Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread
Your Price:
$85.99

Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread

462-34-TH2000W

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Thread: 2", A: 3.90", B: 0.30", C: 3.33"

Sold: Each


Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread
Your Price:
$57.99

Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread

462-34-TH1500W

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Thread: 1 1/2", A: 3.15", B: 0.30", C: 2.89"

Sold: Each


Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread
Your Price:
$44.99

Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread

462-34-TH1250W

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Thread: 1 1/4", A: 2.90", B: 0.30", C: 2.62"

Sold: Each


Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread
Your Price:
$16.99

Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread

462-34-TH500W

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Thread: 1/2", A: 2.20", B: 0.30", C: 1.70"

Sold: Each


Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread
Your Price:
$18.99

Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread

462-34-TH750W

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Thread: 3/4", A: 2.20", B: 0.30", C: 1.90"

Sold: Each


Groco THXL Bronze Extra-Length Thru-Hull With Nut, NPS Thread
Your Price:
$40.99

Groco THXL Bronze Extra-Length Thru-Hull With Nut, NPS Thread

462-34-THXL1000W

Extra long through hull for installations where hull thickness dictates the use of longer fitting. Locknut has bonding connection. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Pipe: 1", A: 5-11/32", B: 5/16", C: 2-11/32"

Sold: Each


Groco THXL Bronze Extra-Length Thru-Hull With Nut, NPS Thread
Your Price:
$64.99

Groco THXL Bronze Extra-Length Thru-Hull With Nut, NPS Thread

462-34-THXL1250W

Extra long through hull for installations where hull thickness dictates the use of longer fitting. Locknut has bonding connection. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Pipe: 1-1/4", A: 5-7/16", B: 5/16", C: 2-5/8"

Sold: Each


Groco THXL Bronze Extra-Length Thru-Hull With Nut, NPS Thread
Your Price:
$69.99

Groco THXL Bronze Extra-Length Thru-Hull With Nut, NPS Thread

462-34-THXL1500W

Extra long through hull for installations where hull thickness dictates the use of longer fitting. Locknut has bonding connection. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Pipe: 1-1/2", A: 5-7/16", B: 5/16", C: 2-7/8"

Sold: Each


Groco THXL Bronze Extra-Length Thru-Hull With Nut, NPS Thread
Your Price:
$95.99

Groco THXL Bronze Extra-Length Thru-Hull With Nut, NPS Thread

462-34-THXL2000W

Extra long through hull for installations where hull thickness dictates the use of longer fitting. Locknut has bonding connection. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Pipe: 2", A: 5-9/16", B: 5/16", C: 3-11/32"

Sold: Each


Groco THXL Bronze Extra-Length Thru-Hull With Nut, NPS Thread
Your Price:
$31.99

Groco THXL Bronze Extra-Length Thru-Hull With Nut, NPS Thread

462-34-THXL750W

Extra long through hull for installations where hull thickness dictates the use of longer fitting. Locknut has bonding connection. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Pipe: 3/4", A: 5-11/32", B: 5/16", C: 1-7/8"

Sold: Each


Perko Plastic Thru-Hull
Your Price:
$11.99

Perko Plastic Thru-Hull

462-9-0301DP5

Molded white plastic with narrow flange. For use with hose.

Hose: 3/4", Flange: 1-1/2" OD", Max Hull Thickness: 1-7/16"

Sold: Each


S/S Thru-Hull 1.50" w/Hose End"
Your Price:
$86.99

S/S Thru-Hull 1.50" w/Hose End"

462-379-70THH150

316 Stainless steel.

Hose: 1-1/2", Flange: 2-3/4"


S/S Thru-Hull 1-1/8" w/Hose End"
Your Price:
$67.99

S/S Thru-Hull 1-1/8" w/Hose End"

462-379-70THH112

316 Stainless steel.

Hose: 1-1/8", Flange: 2"


T-H Marine 90 Degree Specialty Thru-Hull Fitting With Spanner Head 3/4", Black"
Your Price:
$10.99

T-H Marine 90 Degree Specialty Thru-Hull Fitting With Spanner Head 3/4", Black"

462-232-TH7590SDP

High quality UV and chemical resistant virgin polypropelene. Features a finished head and a single pass around nut.

A: 1-5/8", B: 2-5/8", C: 7/8", D: 3/4", E: 1", Pack: Carded

High quality UV and chemical resistant virgin polypropylene. Features a finished head and a single pass around nut.


T-H Marine 90 Degree Thru-Hull Fitting For Hose
Your Price:
$6.99

T-H Marine 90 Degree Thru-Hull Fitting For Hose

462-232-TH7592DP

High quality UV and chemical resistant virgin polypropelene. Features a finished head and a single pass around nut.

A: 1-1/2", B: 2-1/2", C: 1", D: 3/4", E: 1", Pack: Carded

Sold: Each


T-H Marine 90 Degree Thru-Hull Fitting For Hose
Your Price:
$12.99

T-H Marine 90 Degree Thru-Hull Fitting For Hose

462-232-TH1292DP

High quality UV and chemical resistant virgin polypropelene. Features a finished head and a single pass around nut.

A: 1-7/8", B: 3-1/2", C: 1-1/8", D: 1-1/8", E: 1-3/8", Pack: Carded

Sold: Each