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Thru-Hull Fittings

Thru-Hull Fittings

  • Sold Out, please call for ETA.
    Perko 2 Bronze Thru Hull with Nut 0322009Plb

    Perko 2 Bronze Thru Hull with Nut 0322009Plb

    Perko

    $118.19 $100.99
    Perko 2 Bronze Thru Hull with Nut 0322009PlbCast bronze. Flange is machined to fit hull and grooved to retain bedding compound. Neck is threaded to approximately 3/8" from flange. Includes flange nut...
    Part Number:
    9-0322009PLB
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    2"
    Flange:
    3-5/8"
    Max Hull Thickness:
    2-3/8"
  • Perko 5/8 Thru Hull Connection 0328Dp4A

    Perko 5/8 Thru Hull Connection 0328Dp4A

    Perko

    $8.29 $7.58
    Perko 5/8 Thru Hull Connection 0328Dp4AMolded white plastic with broad flange. For use with hose. Not recommended for use below waterline. UL Listed
    Part Number:
    9-0328DP4A
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    5/8"
    Flange:
    1-1/2" OD
    Max Hull Thickness:
    1-1/4"
    $8.29 $7.58
  • Perko Thru-Hull 1-1/2" Plastic 0301Dp8

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

    Perko

    $23.59 $20.30
    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"
    $23.59 $20.30
  • Sea-Dog Line Thru-Hull-3/4 520750

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

    SEA-DOG LINE

    $5.11
    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"
    $5.11
  • 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 plastic
    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
  • Seachoice Thru-Hull Conn-White Plas-1/2 50-18011

    Seachoice Thru-Hull Conn-White Plas-1/2 50-18011

    Seachoice

    $5.92
    Seachoice Thru-Hull Conn-White Plas-1/2 50-18011 Per ABYC "Safety Standards for Small Craft"Molded plastic with broad flange • Not recommended for use below the w
    Part Number:
    50-18011
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1/2"
    Flange:
    1-1/2"
    Max Hull Thickness:
    1-1/4"
    $5.92
  • Attwood Marine 3/4" Thru Hull Connector 3896-3

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

    Attwood Marine

    $21.22 $12.41
    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...
    Part Number:
    23-38963
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    3/4"
    Flange:
    2"
    Max Hull Thickness:
    2"
    Pkg.:
    Card
    $21.22 $12.41
  • Attwood Marine Thru Hull SS 1" Short 66542-3

    Attwood Marine Thru Hull SS 1" Short 66542-3

    Attwood Marine

    $54.80 $30.96
    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...
    Part Number:
    23-665423
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1"
    Flange:
    2-1/4"
    Max Hull Thickness:
    5/8"
    $54.80 $30.96
  • Attwood Marine Thru Hull SS 1-1/4" Short 66544-3

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

    Attwood Marine

    $82.51 $51.98
    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...
    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"
    $82.51 $51.98
  • Perko 1 1/2 Thru Hull Connection 0350008Dpp

    Perko 1 1/2 Thru Hull Connection 0350008Dpp

    Perko

    $161.59 $91.34
    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...
    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"
    $161.59 $91.34
  • 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...
    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

    $105.99 $55.91
    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...
    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"
    $105.99 $55.91
  • 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...
    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

    $108.29 $73.26
    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...
    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"
    $108.29 $73.26
  • Perko 3/4 Thru Hull Connection Chr 0350005Dpc

    Perko 3/4 Thru Hull Connection Chr 0350005Dpc

    Perko

    $90.69 $56.59
    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...
    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"
    $90.69 $56.59
  • Perko 3/4 Thru Hull Connection Pln 0350005Dpp

    Perko 3/4 Thru Hull Connection Pln 0350005Dpp

    Perko

    $80.59 $42.74
    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...
    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"
    $80.59 $42.74
  • 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...
    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...
    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