SKU: 40849044941

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

Sale price$52.99 Regular price$58.88
Save 10%

Pay in installments of $14.72 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 6 - Aug 11

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

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

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


Manufacturer Part Numbers: 66551-3
Quick Guide (PDF)
Installation Guide (PDF)
GRP:WRO
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 40849044941

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.8 ★★★★★
Based on 29 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
S
Verified Purchase
Sasha Kondratiev
Alexandria, US
★★★★★ 5
price, quality, stylish
Size: X-Large, Color: Washed Black
These are an absolute steal for the price! My 10-year-old son adores these pants! They are stylish, very comfortable of great quality!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 16, 2026
E
Verified Purchase
Edna
Boise, US
★★★★★ 5
Good purchase
Size: Small, Color: Washed Black
Fit good, would buy again!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 13, 2026
M
Verified Purchase
Meg
Port Orchard, US
★★★★★ 5
Stylish pants for toddler
Size: 2T, Color: Indigo
Super cute! Soft denim making very comfortable for my toddler. Perfect fit. Will definitely purchase again when time to size up!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 16, 2026
K
Verified Purchase
Kim Sheek
Los Angeles, US
★★★★★ 5
LOVE
Size: 3T, Color: Indigo
So stinking cute and stretchy/comfy! Highly recommend 🤩
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 10, 2026
T
Verified Purchase
Triple L
Dallas, US
★★★★★ 4
Run large
Size: Small, Color: Indigo
These jeans were really cute, good condition. They run large, so they were too big. I would size down one normal size.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 29, 2025

recommand products