SKU: O11YVO73OW |  Mfg. Part: 66541-3  | UPC: 022697665416  | 
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Attwood Marine 66541-3 Attwood 3/4" Stainless Steel Thru-Hull Barbed Fitting

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Condition: New

$30.29  $40.89
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Product Overview

Attwood 3/4" Stainless Steel Thru-Hull Barbed Fitting

Enhance your boating experience with this durable and aesthetically pleasing stainless steel thru-hull fitting. Crafted to last for the life of your boat, this fitting outperforms plastic alternatives.

Durable Stainless Design:

  • Manufactured from certified Enhanced 316 Stainless Steel alloy, ensuring unmatched strength and corrosion resistance.
  • Highly polished mirror finish for aesthetic appeal, with additional passivation for protection.
  • Robust sidewalls can withstand stress and bending from hose connections.

Easy Installation:

  • Includes a silicone gasket for a reliable seal.
  • The channel under the flange simplifies sealant application for a secure fit.
  • Wrench flats or end notches make it easy for one installer to tighten connections from inside the hull.
  • Barbed tail allows flexibility with multiple clamps for secure hose connections.

Compact Thru-Hull Design:

  • Short thread design provides convenience for installations in tight spaces and corners.

Specifications:

  • Hose Size: 3/4" Inner Diameter
  • Flange Diameter: 1-7/8"
  • Thread O.D. (Outside Diameter): 1"
  • Thread Length: 1"
  • Barb Length: 1"
  • Total Length: 2-1/2"
  • Install Hole Saw Size: 1-1/8"
  • Thread NPSM: 3/4"
  • Max Hull Thickness: 5/8"

*Designed for installation above the water line only.

Technical Specifications

  • Enhanced 316 Stainless Steel for strength and corrosion resistance
  • Polished mirror finish for enhanced appearance
  • Easy installation with silicone gasket and sealant channel
  • Wrench flats for single-person installation
  • Barbed tail for multiple clamp options
  • Compact design for tight installation spaces

Product Details

  • Manufacturer:
  • Model Number:
  • ASIN:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • Country of Origin:
  • Attwood Marine
  • 66541-3
  • B001HC4VIW
  • 022697665416
  • New
  • 0.4 lbs
  • 6 X 2 X 3
  • Apr 19, 2026
  • Aug 02, 2023
  • THAILAND
Product Identifiers: Brand: Attwood Marine • Part #: 66541-3 • UPC: 022697665416 • ASIN: B001HC4VIW

Attwood Marine 66541-3 Attwood 3/4" Stainless Steel Thru-Hull Barbed Fitting

Reviews for Attwood Marine 66541-3

$30.29