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Thru-Hull Fittings

Thru-Hull Fittings

  • Groco 2-1/2" BSPP Bronze Thru Hull  Th-250-W

    Groco 2-1/2" BSPP Bronze Thru Hull Th-250-W

    Groco

    $0.00
    2-1/2" 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-TH250W
    Availability:
    In Stock - Ships same or next business day.
    Thread BSPP:
    2-1/2"
    A:
    90.4
    B:
    10.67
    C:
    111.76
  • Perko 1 1/2 Thru Hull Connection 0350008Dpp

    Perko 1 1/2 Thru Hull Connection 0350008Dpp

    Perko

    $115.79 $62.73
    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"
    $115.79 $62.73
  • Perko 1 1/4 Bronze Thru Hull with Nut 0322Dp7Plb

    Perko 1 1/4 Bronze Thru Hull with Nut 0322Dp7Plb

    Perko

    $89.39 $54.18
    Perko 1 1/4 Bronze Thru Hull with Nut 0322Dp7PlbCast 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. UL Listed.
    Part Number:
    9-0322DP7PLB
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1-1/4"
    Flange:
    2-3/4"
    Max Hull Thickness:
    2"
    $89.39 $54.18
  • Perko 1 Thru Hull Connection Chr 0350006Dpc

    Perko 1 Thru Hull Connection Chr 0350006Dpc

    Perko

    $85.09 $59.72
    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"
    $85.09 $59.72
  • Perko 1 Thru Hull Connection Plb 0350006Dpp

    Perko 1 Thru Hull Connection Plb 0350006Dpp

    Perko

    $75.89 $39.63
    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"
    $75.89 $39.63
  • 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

    $77.39 $59.77
    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"
    $77.39 $59.77
  • Perko 1/2 Bronze Thru Hull with Nut 0322Dp4Plb

    Perko 1/2 Bronze Thru Hull with Nut 0322Dp4Plb

    Perko

    $39.29 $24.40
    Perko 1/2 Bronze Thru Hull with Nut 0322Dp4PlbCast 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. UL Listed.
    Part Number:
    9-0322DP4PLB
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1/2"
    Flange:
    1-1/2"
    Max Hull Thickness:
    1-3/8"
    $39.29 $24.40
  • Perko 3/4 Thru Hull Connection Chr 0350005Dpc

    Perko 3/4 Thru Hull Connection Chr 0350005Dpc

    Perko

    $84.39 $47.36
    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"
    $84.39 $47.36
  • Perko 3/4 Thru Hull Connection Pln 0350005Dpp

    Perko 3/4 Thru Hull Connection Pln 0350005Dpp

    Perko

    $57.59 $30.08
    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"
    $57.59 $30.08
  • 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

    $123.29 $92.09
    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"
    $123.29 $92.09
  • Perko Thru Hull Connector 3/4" Bronze 0348Dp5Plb

    Perko Thru Hull Connector 3/4" Bronze 0348Dp5Plb

    Perko

    $119.59 $83.97
    Perko Thru Hull Connector 3/4" Bronze 0348Dp5PlbCast 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:
    9-0348DP5PLB
    Availability:
    In Stock - Ships same or next business day.
    Size:
    3/4"
    Flange:
    1-7/8"
    Max Hull Thickness:
    5-1/4"
    $119.59 $83.97
  • Perko Thruhull Connector 1-1/8 Bronze 035006Adpp

    Perko Thruhull Connector 1-1/8 Bronze 035006Adpp

    Perko

    $68.99 $67.99
    Perko Thruhull Connector 1-1/8 Bronze 035006AdppThese 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:
    9-035006ADPP
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1-1/8"
    Flange:
    2-1/4"
    Max Hull Thickness:
    1-3/4"
    $68.99 $67.99
  • Sea-Dog Line Thru Hull-1-1/2 520790

    Sea-Dog Line Thru Hull-1-1/2 520790

    SEA-DOG LINE

    $9.15 $7.38
    Sea-Dog Line Thru Hull-1-1/2 520790Injection molded polypropylene.
    Part Number:
    354-520790
    Availability:
    In Stock - Ships same or next business day.
    A:
    2-7/8"
    B:
    1-3/16"
    C:
    2-5/16"
    D:
    4-3/16"
    E:
    1-13/16"
    F:
    1-1/2"
    $9.15 $7.38
  • Sea-Dog Line Thru-Hull-5/8 520740

    Sea-Dog Line Thru-Hull-5/8 520740

    SEA-DOG LINE

    $3.65 $2.98
    Sea-Dog Line Thru-Hull-5/8 520740Injection molded polypropylene.
    Part Number:
    354-520740
    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"
    $3.65 $2.98
  • Seachoice 1 1/8 SS Thru-Hull Straight 50-18461

    Seachoice 1 1/8 SS Thru-Hull Straight 50-18461

    Seachoice

    $14.99 $9.10
    Seachoice 1 1/8 SS Thru-Hull Straight 50-18461 Molded from polypropylene with glass fiber for strengthNot recommended for use below the waterline.
    Part Number:
    50-18461
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    1-1/8"
    Flange:
    1-7/8"
    Max Hull Thickness:
    1-3/8"
    $14.99 $9.10
  • Seachoice Double Ended Conn.-3/4 x 3/4 18201

    Seachoice Double Ended Conn.-3/4 x 3/4 18201

    Seachoice

    $10.99 $8.39
    Seachoice Double Ended Conn.-3/4 x 3/4 18201 Designed to provide watertight transition through tanks or bulk headsLength: 4-3/4".
    Part Number:
    50-18201
    Availability:
    In Stock - Ships same or next business day.
    Hose:
    3/4" x 3/4"
    Max Hull Thickness:
    1-1/4"
    $10.99 $8.39