Total Price:
Add to CartPolish your image with these beautiful, durable stainless steel fittings. Why specify plastic parts when these fittings will last the life of the boat. Caution: Stainless thru - hull connectors are designed for installation above the water line only.
| Manufacturer Part Number | Hose Size (ID) | Flange Diameter | Thread Size | Max Hull Thickness | Installation Hole Size | Barb Length | Total Length |
| 66547-3 | 3/4" | 1-7/8" | 3/4" NPSM | 1-5/8" | 1-5/8" | 1-1/4" | 3-3/4" |
| 66548-3 | 1" | 2-1/4" | 1" NPSM | 1-3/4" | 1-1/2" | 1-1/4" | 3-7/8" |
| 66549-3 | 1-1/8" | 2-1/4" | 1" NPSM | 1-3/4" | 1-1/2" | 1-1/4" | 3-7/8" |
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
Other Details
Attwood Marine Thermoplastic Resin Thru-Hull Fitting These thru-hulls are made with a durable, thermoplastic construction which prevents electrolysis. Caution: Thru-Hull connectors are designed for...
Choose Options
Whitecap Duplex Stainless Steel Thru-Hull w/ Barb The Whitecap Duplex Stainless Steel Thru-Hull is available in a variety of sizes to fit a wide range of boats and applications. These Thru-Hulls are...
Choose Options
Groco Stainless Steel Hose Thru-Hull Fitting Groco stainless steel thru-hull fittings are constructed of durable #316 stainless steel and are available in a range of sizes. NPS thread with...
Choose Options
Whitecap Duplex Stainless Steel 90 Degree Thru-Hull w/ Barb This Whitecap Duplex Stainless Steel 90 Degree Thru-Hull is available in a variety of sizes and includes a barb. These thru-hulls are...
Choose Options
Gen3 Marine Stainless Steel Thru-Hull Fitting The Gen3 Marine Thru-Hull Fitting is constructed of durable stainless steel and has a straight thread. The mirror-polish stainless steel instantly...
Add to Cart
Whitecap Nylon Straight Thru-Hull Fitting w/ Barb Whitecap Nylon Thru-Hull Fittings are constructed of high quality nylon and 316 stainless steel. These thru-hulls include a barb. Whitecap...
Choose Options
Whitecap 90 Degree Thru-Hull Fitting w/ Barb Whitecap Nylon Thru-Hull Fittings are constructed of high quality nylon and 316 stainless steel. These thru-hulls have a 90 degree angle and include a...
Choose Options
T-H Marine Thru-Hull Fittings Straight White All T-H Marine Thru-Hull Fittings are made of the highest quality virgin polypropylene to ensure durability and attractive appearance. Polypropylene is...
Choose Options