SKU: G2020PQLHF |  Mfg. Part: 66551-3  | UPC: 022697665515  | 
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Attwood Marine 66551-3 Attwood 1/2" Stainless Steel Thru-Hull Straight Fitting

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$54.68  $73.82
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Product Overview

Attwood 1-1/2" Stainless Steel Thru-Hull Straight Fitting

Enhance your boat's durability and aesthetics with this premium stainless steel thru-hull fitting, designed for long-lasting use. Crafted for performance, these fittings offer exceptional resistance to corrosion and wear, making them superior to traditional plastic alternatives.

Built to Last:

  • Manufactured from certified Enhanced 316 Stainless Steel alloy, ensuring exceptional strength and lifetime corrosion protection.
  • Features polished mirror finish on all visible surfaces, followed by passivation for enhanced durability.
  • Sturdy sidewalls are engineered to endure continuous stress and flexing.

Easy Installation:

  • Includes a silicone gasket for a secure fit.
  • A channel beneath the flange accommodates sealant for simple and effective sealing.
  • Designed with wrench flats or end notches for easy tightening by a single installer from inside the hull.
  • Barbed tail ends provide ample space for multiple clamps.

Specifications:

  • Hose Size: 1-1/2" Inner Diameter
  • Flange Diameter: 3"
  • Thread O.D.: 1-7/8"
  • Thread Length: 2-1/2"
  • Barb Length: 1-1/4"
  • Total Length: 4-1/8"
  • Install Hole Saw Size: 2"
  • Thread NPSM: 1-1/2"
  • Max Hull Thickness: 1-7/8"

*Note: Stainless Steel Thru-Hull Connectors are intended for installation above the waterline only.

Technical Specifications

  • Durable stainless steel construction for maximum longevity.
  • Polished to a mirror finish for an elegant appearance.
  • Designed for easy installation with included silicone gasket.
  • Engineered for high corrosion resistance.
  • Barbed ends allow for secure hose attachment.
  • Single installer can tighten connections from inside the hull.

Product Details

  • Manufacturer:
  • Model Number:
  • ASIN:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • Country of Origin:
  • Attwood Marine
  • 66551-3
  • B001HC6XLU
  • 022697665515
  • New
  • 1.55 lbs
  • 8 X 3 X 5
  • Apr 20, 2026
  • Apr 21, 2023
  • THAILAND
Product Identifiers: Brand: Attwood Marine • Part #: 66551-3 • UPC: 022697665515 • ASIN: B001HC6XLU

Attwood Marine 66551-3 Attwood 1/2" Stainless Steel Thru-Hull Straight Fitting

Reviews for Attwood Marine 66551-3

$54.68