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Thru-Hull Fittings

Thru-Hull Fittings

  • Perko Thru-Hull 1-1/2" Plastic 0301Dp8

    Perko Thru-Hull 1-1/2" Plastic 0301Dp8

    Perko

    $22.69 $16.25
    Perko Thru-Hull 1-1/2" Plastic 0301Dp8Molded white plastic with narrow flange. For use with hose. UL Listed
    Part Number:
    9-0301DP8
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1-1/2"
    Flange:
    2-1/2" OD
    Max Hull Thickness:
    1-7/8"
    $22.69 $16.25
  • Sea-Dog Line Thru-Hull-3/4 520750

    Sea-Dog Line Thru-Hull-3/4 520750

    SEA-DOG LINE

    $4.39
    Sea-Dog Line Thru-Hull-3/4 520750Injection molded polypropylene.
    Part Number:
    354-520750
    Availability:
    In Stock - Ships same or next business day.
    A:
    1-13/16"
    B:
    1/2"
    C:
    1-11/16"
    D:
    3-1/2"
    E:
    1"
    F:
    3/4"
    $4.39
  • Seachoice Thru-Hull Conn-Black Plas-1 1/8 50-18171

    Seachoice Thru-Hull Conn-Black Plas-1 1/8 50-18171

    Seachoice

    $11.74 $9.99
    Seachoice Thru-Hull Conn-Black Plas-1 1/8 50-18171 Per ABYC "Safety Standards for Small Craft"Molded plastic with broad flange • Not recommended for use below the waterline.
    Part Number:
    50-18171
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1-1/8"
    Flange:
    1-7/8"
    Max Hull Thickness:
    1-1/4"
    $11.74 $9.99
  • Seachoice Thru-Hull Conn-White 11/2 x 90Deg 50-18121

    Seachoice Thru-Hull Conn-White 11/2 x 90Deg 50-18121

    Seachoice

    $14.09 $13.02
    Seachoice Thru-Hull Conn-White 11/2 x 90Deg 50-18121 One nut applicationDesigned for use with one back nut, unlike old style 90°, thru-hull with both front and back nutMade of hi-impact white plasticDesigned for easier application where hose is...
    Part Number:
    50-18121
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1-1/2"
    Flange:
    2-7/8"
    Max Hull Thickness:
    1-3/8"
    $14.09 $13.02
  • Attwood Marine 3/4" Thru Hull Connector 3896-3

    Attwood Marine 3/4" Thru Hull Connector 3896-3

    Attwood Marine

    $18.59 $10.95
    Attwood Marine 3/4" Thru Hull Connector 3896-3Molded 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.
    Part Number:
    23-38963
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    3/4"
    Flange:
    2"
    Max Hull Thickness:
    2"
    Pkg.:
    Card
    $18.59 $10.95
  • Sold Out, please call for ETA.
    Attwood Marine Conn-Th .63 White 3872-1

    Attwood Marine Conn-Th .63 White 3872-1

    Attwood Marine

    $3.99 $0.00
    Attwood Marine Conn-Th .63 White 3872-1Molded 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.
    Part Number:
    23-38721
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    5/8"
    Flange:
    1-3/4"
    Max Hull Thickness:
    1-1/4"
    Pkg.:
    Bulk
  • Attwood Marine Thru Hull SS 1" Short 66542-3

    Attwood Marine Thru Hull SS 1" Short 66542-3

    Attwood Marine

    $47.89 $27.07
    Attwood Marine Thru Hull SS 1" Short 66542-3Cast 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:
    23-665423
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1"
    Flange:
    2-1/4"
    Max Hull Thickness:
    5/8"
    $47.89 $27.07
  • Sold Out, please call for ETA.
    Attwood Marine Thru Hull SS 1-1/4" Short 66544-3

    Attwood Marine Thru Hull SS 1-1/4" Short 66544-3

    Attwood Marine

    $73.49 $44.59
    Attwood Marine Thru Hull SS 1-1/4" Short 66544-3Cast 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:
    23-665443
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1-1/4"
    Flange:
    2-3/4"
    Max Hull Thickness:
    5/8"
  • Attwood Marine Thru-Hull Connector 5/8" White 3872-3

    Attwood Marine Thru-Hull Connector 5/8" White 3872-3

    Attwood Marine

    $9.39 $5.79
    Attwood 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 countersinking wherever a flush fit is required. White.
    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
    $9.39 $5.79
  • Perko 1 1/2 Thru Hull Connection 0350008Dpp

    Perko 1 1/2 Thru Hull Connection 0350008Dpp

    Perko

    $155.39 $84.89
    Perko 1 1/2 Thru Hull Connection 0350008DppThese fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved to retain bedding compound. Minimum hull thickness 3/8"...
    Part Number:
    9-0350008DPP
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1-1/2"
    Flange:
    3-1/8"
    Max Hull Thickness:
    1-7/8"
    $155.39 $84.89
  • Perko 1 Thru Hull Connection Chr 0350006Dpc

    Perko 1 Thru Hull Connection Chr 0350006Dpc

    Perko

    $113.32 $67.57
    Perko 1 Thru Hull Connection Chr 0350006DpcThese fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved to retain bedding compound. Minimum hull thickness 3/8"...
    Part Number:
    9-0350006DPC
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1"
    Flange:
    2-1/4"
    Max Hull Thickness:
    1-3/4"
    $113.32 $67.57
  • Perko 1 Thru Hull Connection Plb 0350006Dpp

    Perko 1 Thru Hull Connection Plb 0350006Dpp

    Perko

    $101.89 $52.60
    Perko 1 Thru Hull Connection Plb 0350006DppThese fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved to retain bedding compound. Minimum hull thickness 3/8"...
    Part Number:
    9-0350006DPP
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1"
    Flange:
    2-1/4"
    Max Hull Thickness:
    1-3/4"
    $101.89 $52.60
  • Perko 1-1/2 Thru Hull Connection C 0350008Dpc

    Perko 1-1/2 Thru Hull Connection C 0350008Dpc

    Perko

    $127.49 $108.99
    Perko 1-1/2 Thru Hull Connection C 0350008DpcThese fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved to retain bedding compound. Minimum hull thickness...
    Part Number:
    9-0350008DPC
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1-1/2"
    Flange:
    3-1/8"
    Max Hull Thickness:
    1-7/8"
    $127.49 $108.99
  • Perko 1-1/8 Chr Thru-Hull F/Hose 035006Adpc

    Perko 1-1/8 Chr Thru-Hull F/Hose 035006Adpc

    Perko

    $104.09 $65.87
    Perko 1-1/8 Chr Thru-Hull F/Hose 035006AdpcThese fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved to retain bedding compound. Minimum hull thickness 3/8"...
    Part Number:
    9-035006ADPC
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1-1/8"
    Flange:
    2-1/4"
    Max Hull Thickness:
    1-3/4"
    $104.09 $65.87
  • Perko 3/4 Thru Hull Connection Chr 0350005Dpc

    Perko 3/4 Thru Hull Connection Chr 0350005Dpc

    Perko

    $87.19 $50.92
    Perko 3/4 Thru Hull Connection Chr 0350005DpcThese fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved to retain bedding compound. Minimum hull thickness...
    Part Number:
    9-0350005DPC
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    3/4"
    Flange:
    1-7/8"
    Max Hull Thickness:
    1-5/8"
    $87.19 $50.92
  • Perko 3/4 Thru Hull Connection Pln 0350005Dpp

    Perko 3/4 Thru Hull Connection Pln 0350005Dpp

    Perko

    $77.49 $40.22
    Perko 3/4 Thru Hull Connection Pln 0350005DppThese fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved to retain bedding compound. Minimum hull thickness...
    Part Number:
    9-0350005DPP
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    3/4"
    Flange:
    1-7/8"
    Max Hull Thickness:
    1-5/8"
    $77.49 $40.22
  • Perko 5/8 Thru Hull Connection Chr 0350004Dpc

    Perko 5/8 Thru Hull Connection Chr 0350004Dpc

    Perko

    $47.79 $42.99
    Perko 5/8 Thru Hull Connection Chr 0350004DpcThese fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved to retain bedding compound. Minimum hull thickness...
    Part Number:
    9-0350004DPC
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    5/8"
    Flange:
    1-1/2"
    Max Hull Thickness:
    1-1/16"
    $47.79 $42.99
  • Perko 5/8 Thru Hull Connection Plb 0350004Dpp

    Perko 5/8 Thru Hull Connection Plb 0350004Dpp

    Perko

    $48.29 $43.99
    Perko 5/8 Thru Hull Connection Plb 0350004DppThese fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved to retain bedding compound. Minimum hull thickness...
    Part Number:
    9-0350004DPP
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    5/8"
    Flange:
    1-1/2"
    Max Hull Thickness:
    1-1/16"
    $48.29 $43.99
  • Perko Thru Hull Connector 1" Bronze 0348Dp6Plb

    Perko Thru Hull Connector 1" Bronze 0348Dp6Plb

    Perko

    $127.29 $86.87
    Perko Thru Hull Connector 1" Bronze 0348Dp6PlbCast bronze. Cast bronze. Flange is machined to fit hull and grooved to retain bedding compound. Neck is threaded to between 1 and 1-1/2" from flange. Includes flange nut. UL Listed
    Part Number:
    9-0348DP6PLB
    Availability:
    In Stock - Ships same or next business day.
    Size:
    1"
    Flange:
    2-1/4"
    Max Hull Thickness:
    5-3/16"
    $127.29 $86.87