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Thru-Hull, Drain Tube & Scuppers

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Attwood 1 1/4 SS Thru Hull Short 2-5/ 66544-3
$73.49 $58.99
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. MFG# 66544-3 665443 UPC# 022697665447
2 item(s)
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Attwood 1 SS Thru Hull Long 66548-3
$47.49 $40.99
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. MFG# 66548-3 665483 UPC# 022697665485
42 item(s)
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Attwood 1-1/2 S/S Thru Hull Long 66551-3
$81.19 $64.99
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. MFG# 66551-3 665513 UPC# 022697665515
36 item(s)
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Attwood 1-1/4 SS Thru Hull Long 66550-3
$71.79 $56.99
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. MFG# 66550-3 665503 UPC# 022697665508
7 item(s)
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Attwood 1-1/8 S/S Thru Hull 66549-3
$55.59 $45.99
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. MFG# 66549-3 665493 UPC# 022697665492
375 item(s)
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Attwood 1-1/8 SS T-Hull Short 2-1/2 66543-3
$56.59 $46.99
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. MFG# 66543-3 665433 UPC# 022697665430
78 item(s)
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Attwood 1-1/8 Thru Hull 90 Deg 38793
$23.52 $19.99
Molded of rugged plastic. Will not rust corrode discolor or contribute to electrolysis. Design eliminates hull streaking and allows countersinking wherever a flush fit is required. White. MFG# 38793 UPC# 022697387936
17 item(s)
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Attwood 1½" Thru-Hull Connectors 3875-3
$18.81 $15.99
Polypropylene construction. For installation above water line only. White. MFG# 3875-3 38753 UPC# 022697387530
27 item(s)
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Attwood 3/4 Plastic Drain Plug and Receiver Kit 17211-3
$16.46 $13.99
Molded black ABS plastic with threaded receiver. Molded retaining strap. Includes attaching screws and elastomeric gasket for a watertight fit. MFG# 17211-3 172113 UPC# 022697004253
28 item(s)
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Attwood 3/4 S/S Thru Hull 66547-3
$38.99 $37.99
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. MFG# 66547-3 665473 UPC# 022697665478
95 item(s)
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Attwood 3/4 SS Thru Hull (Short 2-1/2I 66541-3
$55.28 $46.99
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. MFG# 66541-3 665413 UPC# 022697665416
65 item(s)
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Attwood 3/4, 90º Thru-Hull Connectors 3877-3
$15.28 $12.99
Ideal for tight installations such as livewell overflow drains. No hose kinking. Polypropylene construction. White. MFG# 3877-3 38773 UPC# 022697387738
95 item(s)
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Attwood 5/8 SS Thru Hull Long 66546-3
$52.93 $44.99
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. MFG# 66546-3 665463 UPC# 022697665461
32 item(s)
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Attwood 5/8" Thru-Hull Connectors 3872-3
$10.58 $8.99
Polypropylene construction. For installation above water line only. White. MFG# 3872-3 38723 UPC# 022697387233
63 item(s)
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Attwood Attwood Thru-Hull Connector 3/4"- White 3873-3
$10.58 $8.99
Polypropylene construction. For installation above water line only. White. MFG# 3873-3 38733 UPC# 022697387332
131 item(s)
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Attwood Polypropylene Double Ended Thru-Hull Connection For 3/4 Hose 3878-3
$27.05 $22.99
Double-ended thru-hull provides watertight transition through bulkheads or tanks. 5" overall length. Polypropylene construction. Note: Thru-Hull connectors are designed for installation above the water line only MFG# 3878-3 38783 UPC# 022697387837
11 item(s)
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Attwood S/S Scupper Valve 66553-3
$134.79 $106.99
The Scupper Flap is tough neoprene rubber with a molded V that fits into the grooved body to reduce backwash. Fasteners are concealed and corrosion-proof. Lifetime warranty. MFG# 66553-3 665533 UPC# 022697665539
217 item(s)
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Attwood Scupper 1-1/2 Thru Transom 3881-1
$42.34 $35.99
The popular 3876 scupper mounted to a 3875B 1-1/2" thru-hull as a complete assembly. Made of high-impact corrosion resistant plastic with rubber flapper valve that opens outward to dump water overboard and closes to help prevent backwash from entering cockpit. Hose ID is 1-1/2". Overall length is 6-1/4". Maximum...
38 item(s)
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Attwood Scupper Valve 38763
$19.99 $16.99
Boats with self-bailing cockpits. Combination of plastic and rubber washers with flap designed to act as valve for water exit out of boat. Mounted on transom slightly above water line. Rubber flapper valve opens outward to allow water out of boat when necessary but seals back to prevent water from entering....
303 item(s)
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Attwood Thru Hull 1-1/2 665453
$83.79 $66.99
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. MFG# 665453 UPC# 022697665454
9 item(s)
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Attwood Thru Hull SS 1 665423
$65.87 $55.99
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. MFG# 665423 UPC# 022697665423
7 item(s)
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Attwood Thru Hull SS 5/8 665403
$45.87 $38.99
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. MFG# 665403 UPC# 022697665409
38 item(s)
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Attwood Thru-Hull Connector with Strainer 3886-3
$27.05 $22.99
Acetal construction. Prevents clogging of aerator pump. CAUTION: Do not use strainer as thru-hull connector nut replacement. MFG# 3886-3 38863 UPC# 022697388636
4 item(s)
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Attwood Thru-Hull Connectors - White 3896-3
$21.16 $17.99
Acetal construction. For installation above water line only. White. MFG# 3896-3 38963 UPC# 022697389633
56 item(s)
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