U.S. Customers: Orders shipped from Canada may be subject to U.S. import duties, taxes, and/or tariffs as assessed by U.S. Customs and your carrier. These charges are not included in our product prices or shipping rates. You are responsible for any duties/tariffs/fees due on delivery or prior to delivery.
Packed and shipped within Canada!

Premium Marine Quality Parts

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Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.... More Details
Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.... More Details
Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.... More Details
Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.... More Details
Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.... More Details
Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.... More Details
Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS.... More Details
NPSM / NPT combination thread#316 Stainless SteelUL Listed 647B... More Details
NPSM / NPT combination thread#316 Stainless SteelUL Listed 647B... More Details
NPSM / NPT combination thread#316 Stainless SteelUL Listed 647B... More Details
NPSM / NPT combination thread#316 Stainless SteelUL Listed 647B... More Details
NPSM / NPT combination thread#316 Stainless SteelUL Listed 647B... More Details
Allows instant emergency bilge pumping, or to simplify winterization and cooling system flushing. While the engine is running, close the seacock and remove the quick release plug. Includes service ada... More Details
Allows instant emergency bilge pumping, or to simplify winterization and cooling system flushing. While the engine is running, close the seacock and remove the quick release plug. Includes service ada... More Details
Delrin impeller and blades are not affected by diesel fuel or crankcase oil. Self-priming to 24". Mounts in any position in dry location. Motor not waterproof. 1/2" NPT threaded ports. Use 1/2" minimu... More Details
Delrin impeller and blades are not affected by diesel fuel or crankcase oil. Self-priming to 24". Mounts in any position in dry location. Motor not waterproof. 1/2" NPT threaded ports. Use 1/2" minimu... More Details
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Groco Sp99 Vane Blades, 4/Pk - Sp99 - 34-Sp99F1

Groco, Miscellaneous
$22.99
Vane Blades... More Details
Mount the ring permanently. Fasten the strainer to the ring and remove as often as needed. Uses 6 #10 fasteners.NOT TO BE USED IN POTABLE WATER SYSTEMS.... More Details
Mount the ring permanently. Fasten the strainer to the ring and remove as often as needed. Uses 6 #10 fasteners.... More Details
Mount the ring permanently. Fasten the strainer to the ring and remove as often as needed. Uses 6 #10 fasteners.NOT TO BE USED IN POTABLE WATER SYSTEMS.... More Details
Mount the ring permanently. Fasten the strainer to the ring and remove as often as needed. Uses 6 #10 fasteners.NOT TO BE USED IN POTABLE WATER SYSTEMS.... More Details
Bronze. Uses 6 #10 fasteners.NOT TO BE USED IN POTABLE WATER SYSTEMS.... More Details
Bronze. Uses 6 #10 fasteners.NOT TO BE USED IN POTABLE WATER SYSTEMS.... More Details
Bronze. Uses 6 #10 fasteners.NOT TO BE USED IN POTABLE WATER SYSTEMS.... More Details
Bronze. With mounting ring. Easy access to the thru-hull fitting and seacock beneath Groco hull strainer with patented access door design. No need to remove the entire strainer to clear nuisance marin... More Details
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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.