Attwood Marine

Attwood Marine 66545-3 Attwood Stainless Steel Thru-hull Short Straight Barbed - 1-1/2" Inner Diameter

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SKU:
20408770
MPN:
66545-3
Availability:
Usually ships the same or next business day. In stock at our NJ warehouse.
Shipping:
Calculated at Checkout
Stock Update:
12/05/2025 12:30:43 AM PST
$58.66

Bulk discount rates

Below are the available bulk discount rates for each individual item when you purchase a certain amount

Buy 2 and pay only $53.15 each 53.15
Buy 3 and pay only $49.37 each 49.37
Buy 4 or above and pay only $48.24 each 48.24
Stock Update:
12/05/2025 12:30:43 AM PST

Description

This item is brand-new, factory sealed.

Stainless Steel Thru-Hull Short 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

  • Short Thread is a more compact size, which allows installation near corners and in confined areas

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) 1-1/4"
  • Barb Length: (inch) 1-1/2"
  • Total Length: (inch) 3-1/8"
  • Install Hole Saw Size: (inch) 2" 
  • Thread NPSM: (inch) 1-1/2"
  • Max Hull Thickness: (inch) 5/8"

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

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Warranty Information

All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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Attwood Marine 66545-3 Attwood Stainless Steel Thru-hull Short Straight Barbed - 1-1/2" Inner Diameter
$58.66