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Premium Marine Quality Parts

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Sea-Dog 351110 Flip Top Hose Gas Fill, 1-1/2" Hose - 351110 - 354-351110F1

Sea-Dog Line, Hoses, Clamps & Fittings
$160.09

Investment Cast 316 Stainless Steel.

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Sea-Dog 3513221 Hose Deck Fill , A: 1-1/2" Hose, B:3", C:3" #10 Fh,Water - 351322-1 - 354-3513221F1

Sea-Dog Line, Hoses, Clamps & Fittings
$99.59

Constructed of corrosion resistant cast 316 stainless steel. Slotted cap requires a key to open and close. All fills and replacement caps (except waste) include attachment chain. Installs with three #10 FH fasteners (not included). USCG regulations require bonding wire to prevent sparking. 1-1/2" hose versions feature 1-1/4" - 11-1/2 NPSM straight cap threads.

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Sea-Dog 3513401 Gas Deck Fill With Guard, 1-1/2" Hose - 351340-1 - 354-3513401F1

Sea-Dog Line, Hoses, Clamps & Fittings
$88.99

Gas hose deck fill with integral raised splash guard is constructed of corrosion resistant cast 316 stainless steel. Cap features easy-to-use tabs for key-less operation - no deck plate key required. Cap threads are 1-1/4" - 12 NPSM straight.

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Sea-Dog 3513501 Stainless Cast Pipe Deck Fill, Gas - 351350-1 - 354-3513501F1

Sea-Dog Line, Lines & Rigging
$100.39

Pipe Deck Fills are constructed of corrosion resistant investment cast 316 stainless steel. Designed to be used in conjunction with 1-1/2" - 11-1/2 NPSM straight threaded pipe. Includes attachment chain. Installs with three #10 FH fasteners (not included). USCG regulations require bonding wire to prevent sparking.

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Sea-Dog 3513511 Stainless Cast Pipe Deck Fill, Diesel - 351351-1 - 354-3513511F1

Sea-Dog Line, Lines & Rigging
$100.39

Pipe Deck Fills are constructed of corrosion resistant investment cast 316 stainless steel. Designed to be used in conjunction with 1-1/2" © 11-1/2 NPSM straight threaded pipe. Includes attachment chain. Installs with three #10 FH fasteners (not included). USCG regulations require bonding wire to prevent sparking.

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Sea-Dog 3513521 Stainless Cast Pipe Deck Fill, Water - 351352-1 - 354-3513521F1

Sea-Dog Line, Lines & Rigging
$100.39

Pipe Deck Fills are constructed of corrosion resistant investment cast 316 stainless steel. Designed to be used in conjunction with 1-1/2" © 11-1/2 NPSM straight threaded pipe. Includes attachment chain. Installs with three #10 FH fasteners (not included). USCG regulations require bonding wire to prevent sparking.

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Sea-Dog 3520201 Gas Tank Vent - All Thread, Chrome/Brass - 352020-1 - 354-3520201F1

Sea-Dog Line, Lines & Rigging
$18.69

Machined Brass Chrome Plated. 5/8"-18 NF x 1-13/16" thread.

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Sea-Dog 353210 Flush Mount Gas Tank Vent - 353210-1 - 354-3532101F1

Sea-Dog Line, Lines & Rigging
$60.49

Investment Cast 316 Stainless Steel.

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Sea-Dog 354-2025311 Door Hinge, White Nylon, 2/Cd - 202531-1 - 354-2025311F1

Sea-Dog Line, Lines & Rigging
$10.69

These Door Hinges are constructed of UV resistant, injection molded fiberglass nylon with a corrosion resistant stainless steel pin. Installs with six #8 FH fasteners (not included).

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Sea-Dog 3570101 Gas Deck Fill Fiberglass Nylon W/Red Slotted Cap - 357010-1 - 354-3570101F1

Sea-Dog Line, Lines & Rigging
$25.29

Sea-Dog's® fiberglass filled injection molded nylon deck fills contain no metal and do not require grounding to the boats electrical system. Caps are color-coded for easy deck fill identification eliminating dangerous and potentially costly problems caused by miss-identification. 1-1/4" - 11-1/2 NPSM straight cap threads. Gas, diesel and water caps include attachment chains. Installs with three #10 FH fasteners (not included).

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Sea-Dog 3570131 Water Deck Fill Fiberglass Nylon W/Blue Slotted Cap - 357013-1 - 354-3570131F1

Sea-Dog Line, Lines & Rigging
$25.29

Sea-Dog's® fiberglass filled injection molded nylon deck fills contain no metal and do not require grounding to the boats electrical system. Caps are color-coded for easy deck fill identification eliminating dangerous and potentially costly problems caused by miss-identification. 1-1/4" - 11-1/2 NPSM straight cap threads. Gas, diesel and water caps include attachment chains. Installs with three #10 FH fasteners (not included).

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Sea-Dog 3570141 Waste Deck Fill Fiberglass Nylon W/Black Slotted Cap, A: 1-1/2"Hose, B:2-1/2", C: 3-3/8", #10 Fh - 357014-1 - 354-3570141F1

Sea-Dog Line, Sewer & Drain
$25.29

Sea-Dog's® fiberglass filled injection molded nylon deck fills contain no metal and do not require grounding to the boats electrical system. Caps are color-coded for easy deck fill identification eliminating dangerous and potentially costly problems caused by miss-identification. 1-1/4" - 11-1/2 NPSM straight cap threads. Gas, diesel and water caps include attachment chains. Installs with three #10 FH fasteners (not included).

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Sea-Dog 3573901 Emergency Deck Fill Plug - 357390-1 - 354-3573901F1

Sea-Dog Line, Lines & Rigging
$20.29

The Emergency Deck Fill Plug is a must for any vessel. Fits most 1-1/2" hose deck fills in the event you lose your cap. For temporary use only until you can replace your OEM cap. Constructed of fuel resistant Nitrile-Buna rubber.

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Sea-Dog 3573901 Emergency Deck Fill Plug, Pop Display 10/Pk - 357390-5 - 354-3573905F1

Sea-Dog Line, Lines & Rigging
$144.09

The Emergency Deck Fill Plug is a must for any vessel. Fits most 1-1/2" hose deck fills in the event you lose your cap. For temporary use only until you can replace your OEM cap. Constructed of fuel resistant Nitrile-Buna rubber.

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Sea-Dog 3573931 Hose Klip™ - Water Hose Lock For Deck Fills - 357393-1 - 354-3573931F1

Sea-Dog Line, Hoses, Clamps & Fittings
$12.63

Hose Klip™ Water Hose Lock stops hose from coming out of deck fill during filling. Compression fitting locks into place for hands free operation. Fits most 1-1/2" deck fills. Patent Pending.

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Sea-Dog 3573935 Hose Klip™ - Water Hose Lock For Deck Fills, Pop Display 20/Pk - 357393-5 - 354-3573935F1

Sea-Dog Line, Hoses, Clamps & Fittings
$183.00

Hose Klip™ Water Hose Lock stops hose from coming out of deck fill during filling. Compression fitting locks into place for hands free operation. Fits most 1-1/2" deck fills. Patent Pending.

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Sea-Dog 364190 Polycarbonate Cover For Poly In-Line Strainer - 364190 - 354-364190F1

Sea-Dog Line, Fuel System
$10.11

Polycarbonate cover for strainer

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Sea-Dog 4-Position Ignition Switch - 420356-1 - 354-4203561F1

Sea-Dog Line, Ignition & Tune-Up
$62.29

Stamped brass. Functions: Acc.-Off-Ignition-Start. Rated: Ignition 15 Amp @ 12VDC, Solenoid 30 Amp @ 12VDC, Accessory 15 Amp @ 12VDC.

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Sea-Dog 4-Position Magneto Style Ignition/Starter Switch - 420385-1 - 354-4203851F1

Sea-Dog Line, Ignition & Tune-Up
$40.19

Four Position Magneto Style Ignition Switch is constructed of polypropylene. For accessory, off, ignition, start, and choke functions. 13/16" diameter short shaft for a maximum panel thickness: 5/8. Ignition: 15A @ 12VDC. Solenoid: 30A @ 12VDC. Choke: 7A @ 12VDC. Accessory: 15A @ 12VDC. Includes two keys. Push to choke.

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Sea-Dog 4-Position Magneto Style Ignition/Starter Switch - 420386-1 - 354-4203861F1

Sea-Dog Line, Ignition & Tune-Up
$35.59

Four Position Magneto Style Ignition Switch is constructed of polypropylene. For accessory, off, ignition, start, and choke functions. 13/16" diameter short shaft for a maximum panel thickness: 5/8. Ignition: 15A @ 12VDC. Solenoid: 30A @ 12VDC. Choke: 7A @ 12VDC. Accessory: 15A @ 12VDC. Includes two keys. Push to choke.

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Sea-Dog 4000051 Combination Bow Light, 12V - 400005-1 - 354-4000051F1

Sea-Dog Line, Lighting
$39.39

Injection molded polycarbonate/stamped stainless steel. Note: Not for new construction, for replacement of existing lighting.

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Sea-Dog 4000101 Led Fixed Mount All Around Light, 4" - 400010-1 - 354-4000101F1

Sea-Dog Line, Lighting
$86.69

LED Fixed Mount All Around Lights are approved for USCG 2NM (Colreg 2 mile). Constructed of injection molded nylon and aluminum. Installs with two #8 FH fasteners (not included). All USCG approved navigation lights must be mounted properly to provide the correct visual alignment and allow unimpeded sight lines. Please refer to USCG regulations for 1 NM and 2 NM navigation lights for more information.

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Sea-Dog 400015 Led Removable All Around Light, 18" - 400015-1 - 354-4000151F1

Sea-Dog Line, Lighting
$111.29

Approved for USCG 2NM (Colreg 2 mile). Constructed of injection molded nylon and aluminum. Low amp draw. Requires three #8 FH fasteners (not included).

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Sea-Dog 4000701 Led Side Mount Lights, , A:3-7/8", B:2-1/4", C:1-7/8", 12V, Stainless - 400070-1 - 354-4000701F1

Sea-Dog Line, Lighting
$140.29

LED Side Mount Navigation Lights are approved for USCG 2 NM (Colreg 2 mile). One pair includes port and starboard lights. Installs with two #8 FH fasteners (not included). All USCG approved navigation lights must be mounted properly to provide the correct visual alignment and allow unimpeded sight lines. Please refer to USCG regulations for 1 NM and 2 NM navigation lights for more information.

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Sea-Dog 4000711 Led Side Mount Lights, White, 1 Pr. - 400071-1 - 354-4000711F1

Sea-Dog Line, Lighting
$103.89

LED Side Mount Navigation Lights are approved for USCG 2 NM (Colreg 2 mile). One pair includes port and starboard lights. Installs with two #8 FH fasteners (not included). All USCG approved navigation lights must be mounted properly to provide the correct visual alignment and allow unimpeded sight lines. Please refer to USCG regulations for 1 NM and 2 NM navigation lights for more information.

Northern Marine Canada
Our products are shipped from Canada!
Parts Warehouse:
Toronto, Ontario, Canada
Head Office:
Kingston, Ontario

About Us

Northern Marine is a Canadian supplier of premium marine and RV parts and accessories from top industry brands. We focus on quality, accurate listings, and dependable fulfillment so you can maintain, repair, and outfit your boat or RV with confidence.

Our goal is simple: get you the right parts, shipped fast, with straightforward service you can count on.