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Attwood Marine

Attwood Marine Stainless Steel Thru-Hull Fitting 1-1/2" Inner Diameter, Straight Barbed, Model 66551-3

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MSRP: $61.56
$55.99
You save $5.57
SKU:
98093
UPC:
022697665515
Current Stock:
1

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Attwood Marine Stainless Steel Thru-Hull Fitting 1-1/2" Inner Diameter, Straight Barbed, Model 66551-3
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Description

Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/2" Inner Diameter

Polish your image with these beautiful, durable stainless steel fittings. Why specify plastic parts when these fittings will last the life of the boat

Rugged Stainless Construction:


  • Cast from certified Enhanced 316 Stainless Steel alloy for strength and lifetime corrosion-resistance

  • All visible areas are polished to a mirror finish, then passivate each part for additional protection

  • Thick steel sidewalls withstand continual stress and hose flexing

Faster, Simpler Installation:


  • Each Thru-Hull is available with a new silicone gasket

  • A channel under the flange holds a bead of sealant, making it easier to apply a trouble-free seal

  • All models have wrench flats or an end notch to hold as a gripping surface; one installer can tighten all connections from inside the hull

  • The barbed tail ends provide plenty of room to hold multiple clamps

Stainless Steel Straight Thru-Hulls, Barbed

  • Standard Thread model has a full-length thread for thick hulls and easy tightening

Specifications:


  • Hose size: (inch) 1-1/2" inner diameter

  • Flange Diameter: (inch) 3"

  • Thread O.D. (outside diameter): (inch) 1-7/8"

  • Thread Length: (inch) 2-1/2"

  • Barb Length: (inch) 1-1/4"

  • Total Length: (inch) 4-1/8"

  • Install Hole Saw Size: (inch) 2"

  • Thread NPSM: (inch) 1-1/2"

  • Max Hull Thickness: (inch) 1-7/8"

*Stainless Steel Thru-Hull Connectors are designed for installation above the water line only


Upgrade your boat's plumbing with the Attwood Marine stainless steel thru-hull fitting, designed for durability and ease of installation. Constructed from certified Enhanced 316 stainless steel, this fitting offers exceptional strength and corrosion resistance, ensuring long-term performance in harsh marine environments. The mirror-polished finish not only enhances the aesthetic appeal but also provides an added layer of protection through passivation, making it an excellent choice for both new installations and replacements.
Designed with practicality in mind, this thru-hull features a silicone gasket for a secure seal, and a channel beneath the flange holds sealant for a trouble-free installation. The wrench flats or end notch provide a reliable grip for tightening from inside the hull, allowing a single installer to complete the task efficiently. The barbed tail ends are built to accommodate multiple clamps, providing a secure connection to your hose system. This model has a full-length thread suitable for thicker hulls, simplifying the installation process and ensuring a tight fit.
Measuring approximately 4-1/8 inches in total length with a 3-inch flange diameter, this fitting is designed for a 1-1/2-inch inner diameter hose and can accommodate hulls up to 1-7/8 inches thick. The thread outside diameter is 1-7/8 inches with a 2-1/2-inch thread length, making it compatible with standard 1-1/2-inch NPSM threads. The 1-1/4-inch barb length provides ample room for clamps, ensuring a secure connection that withstands continual stress and hose flexing. Please note, these stainless steel thru-hull fittings are intended for installation above the waterline only, ensuring optimal performance and safety.
Whether upgrading existing hardware or installing new systems, the Attwood Marine stainless steel thru-hull fitting combines durability, ease of installation, and corrosion resistance, making it a reliable component for your marine plumbing needs.

Features:

  • Constructed from certified Enhanced 316 stainless steel for strength and corrosion resistance
  • Mirror-polished finish with passivation for added protection
  • Thick sidewalls withstand continual stress and hose flexing
  • Includes a silicone gasket for a secure seal
  • Channel beneath flange holds sealant for trouble-free installation
  • Wrench flats or end notch for easy tightening from inside the hull
  • Barbed tail ends designed to accommodate multiple hose clamps
  • Full-length thread suitable for thick hulls
  • Designed for installation above the waterline

Details

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No
oversized:
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