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Sea-Dog Line 400004-1 Side Mount Navigation Light Polycarbonate

Manufacturer

Sea-Dog Line

<p>For over a century, Sea-Dog Line has stood as a cornerstone of the marine hardware industry, delivering innovative solutions that meet the demanding needs of recreational and commercial boaters. Founded in the early 1920s by entrepreneur Hans "Action" Broson Sneve, the company began with a unique sales approach—showcasing marine hardware aboard a 55-foot cruiser that sailed from Alaska to Mexico. This hands-on philosophy continues to shape Sea-Dog's commitment to producing hardware that performs reliably in the harshest saltwater environments.</p><h3>Industry-Leading Marine Hardware Manufacturing</h3><p>Based in Everett, Washington, Sea-Dog Corporation operates a 75,000-square-foot warehouse stocking over 8 million parts and runs an injection molding facility with 16 machines producing more than 17 million components annually. The company's extensive product line spans anchoring systems, deck hardware, electrical components, plumbing fittings, and lighting solutions—all engineered with marine-grade materials like stainless steel, brass, and UV-resistant polymers. Sea-Dog's recognition as a multiple-time NMDA Supplier of the Year underscores the brand's excellence in both product quality and customer service, while their on-staff ABYC-certified marine technician provides invaluable installation and technical support.</p><h3>Premium Marine Components for Every Vessel</h3><p>Sea-Dog's <a href="/7549-sea-dog-line-windshield-washers-wipers-replacement-motors-201195">windshield washers, wipers, and replacement motors</a> deliver crystal-clear visibility during inclement weather, with both manual and electric options featuring corrosion-resistant stainless steel arms and UV-stable blades designed specifically for marine windshield applications. Their <a href="/7549-sea-dog-line-electric-horns-200351">electric horns</a> include the popular MaxBlast line, which passed rigorous 600-hour salt spray testing while meeting US Coast Guard COLREGS and ABYC standards for audible warning devices. For fuel and water system integrity, Sea-Dog's <a href="/7549-sea-dog-line-deck-fills-200307">deck fills</a> provide secure, leak-free access points constructed from durable stainless steel with snap-in designs that resist corrosion in saltwater environments.</p><p>When maneuvering in low-light conditions, Sea-Dog's <a href="/7549-sea-dog-line-docking-lights-200335">docking lights</a> offer bright LED illumination with minimal power draw, featuring injection-molded housings that withstand impacts and temperature extremes. Proper airflow is essential for preventing moisture buildup below deck, and Sea-Dog's <a href="/7549-sea-dog-line-hose-and-cowl-vents-200534">hose and cowl vents</a> deliver reliable ventilation with low-profile designs that include snap-in deck plates for bilge applications or dorade box compatibility for cabin use. Each product reflects Sea-Dog's century-long dedication to manufacturing hardware that recreational and professional mariners can trust, voyage after voyage.</p>

Part Number

400004-1
06/14/2036 10:19 PM
Sale Price

$24.30

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Sea-Dog Line 400004-1 side mount navigation light is designed for replacement of existing marine lighting on boats up to 65 feet. This USCG-approved navigation light features durable injection-molded polycarbonate construction with stamped stainless steel hardware for reliable performance in harsh marine environments.

Key Features:

  • Compact dimensions: 2-7/8" x 2-3/16" x 2-1/8" for versatile mounting options
  • Injection-molded polycarbonate lens resists impact and UV degradation
  • Stamped stainless steel base provides corrosion resistance
  • USCG-approved for compliance with federal navigation light regulations
  • Designed for replacement installations on existing boats
  • Easy surface mounting with included hardware

This navigation light is engineered to provide proper visual alignment and unimpeded sight lines when mounted according to USCG regulations. The polycarbonate construction ensures long-lasting durability while maintaining optical clarity for safe nighttime navigation.

Products specifications

Size

2-7/8" H

Type

Starboard

REALLY HARD ITEM TO FIND VERY SATISFIED

Very good price on a part that is hard to find

quick and easy

Simple and easy along with cheaper than the competitors!

So far so good thank you

Shopping has been great ordered something last week and it was prompt got it in 2 days and was priced really well compared to other places

Great fast service!!

It was all good except no estimated shipping or delivery dates.

Great prices. Cheaper by quite a bit over Summit.

Easy to use

Autoplicity has some of best prices around and also ships extremely. Their customer service staff, either online or on the phone is also easily reachable and helpful!

Good

awesome

Item was shipped out the next day and arrived fast within 3 days. Lowest price available and will gladly shop here again soon.

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