Sierra 18-80410-1 Female Fuel Connector, 3/8 Inch NPT, Replaces Mercury 22-13563T3, Nissan/Tohatsu 394-70250-0

The Sierra 18-80410-1 is a female fuel line connector sized at 3/8 inch with a 0.375 inch NPT thread. It is used to join the fuel line from the tank to the engine's fuel inlet, providing a secure, leak-resistant connection point in the fuel delivery system. The connector features a machined exterior finish and is finished in white/black.

This connector is designed to fit Mercury 4/5 hp 2-stroke outboards (1999 & up) and Nissan 4hp-30hp 4-stroke outboards, and cross-references to Mercury Marine and Nissan/Tohatsu OEM part numbers. It ships as a single connector piece and is backed by a 1 year manufacturer warranty.

Specifications

• Brand: Sierra
• Manufacturer Part Number: 18-80410-1
• Connector Type: Female Fuel Connector
• Size: 3/8 inch
• Thread Size: 0.375 inch
• Thread Type: NPT
• Color: White/Black
• Exterior Finish: Machined
• Material: Other
• Item Dimensions: 0.39 x 0.39 x 0.39 inches
• Weight: 0.08 pounds
• Number of Pieces: 1
• UPC: 808282373337
• Manufacturer Warranty: 1 year

Fitment

• Mercury 4/5 hp 2-stroke (1999 & up)
• Nissan 4hp-30hp 4-stroke

Replaces (OEM)

• 394-70250-0 (Nissan/Tohatsu)
• 22-13563T3 (Mercury Marine)
• 22-13563BK3 (Mercury Marine)

Frequently Asked Questions

What size is the Sierra 18-80410-1 fuel connector? The Sierra 18-80410-1 is a 3/8 inch fuel connector with a 0.375 inch NPT thread.

Is the 18-80410-1 a male or female connector? It is a female fuel connector, designed to mate with the corresponding male fitting on the fuel line.

What OEM part numbers does the Sierra 18-80410-1 cross-reference? It cross-references to Nissan/Tohatsu outboard number 394-70250-0 and Mercury Marine numbers 22-13563T3 and 22-13563BK3.

What outboard engines does this fuel connector fit? The 18-80410-1 fits Mercury 4/5 hp 2-stroke outboards (1999 & up) and Nissan 4hp-30hp 4-stroke outboards.

What material is the 18-80410-1 fuel connector made of? The connector body has a machined exterior finish; the manufacturer lists the material category as Other rather than a specific metal or plastic name.

What color is this fuel connector? The Sierra 18-80410-1 is finished in white/black.

What are the dimensions of the 18-80410-1? The connector measures 0.39 x 0.39 x 0.39 inches.

How much does the Sierra 18-80410-1 weigh? This fuel connector weighs 0.08 pounds.

Does the 18-80410-1 come with a warranty? Yes, the Sierra 18-80410-1 fuel connector is backed by a 1 year manufacturer warranty.

How many pieces come in the package? The Sierra 18-80410-1 ships as a single fuel connector piece.