Seachoice 18-8 Stainless Steel Phillips Barrel Nuts w/ Truss Head, 3/8-16 X 3/4 In., Pack of 25
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You have 30 days to request a return. All sale items are final sale.
Seachoice 18-8 stainless steel Phillips barrel nuts with truss head (3/8-16 x 3/4 in.) are built for dependable, corrosion-resistant fastening in marine environments. The large truss head helps spread load for a secure hold when installed through compatible deck hardware applications.
Key Features
- 18-8 stainless steel construction helps resist corrosion in marine environments
- Internally threaded barrel nut design with smooth barrel
- Truss head helps distribute clamping load over a wider area
- Serrations under the truss head provide extra grip to help the nut stay in place
- Phillips-style compatibility for installation/engagement
- Manufacturer part number: 50-00579
- Pack quantity: 25
Intended Use
- Marine deck hardware fastening
- General marine/corrosion-resistant fastening where a Phillips barrel nut with truss head is used
- Through-bolt style installations that call for a barrel nut to capture the underside (verify fastener layout with your hardware)
Product Details
- Type: Phillips barrel nut with truss head
- Material: 18-8 stainless steel
- Thread size: 3/8-16
- Length/size: 3/4 in.
- Manufacturer part number: 50-00579
- Quantity per pack: Pack of 25
Parts Desk Insights
Best Use Case: Use for marine fastening jobs that benefit from a barrel-nut capture style on the underside of deck or panel hardware. The truss head and serrations are designed to improve load distribution and holding grip.
Common Issues: If the nut doesn’t seat correctly, double-check that the barrel length matches the hardware stack-up and that the serrated underside can contact a suitable mating surface. For reassembly, confirm you’re using the correct 3/8-16 thread size and the expected truss-head seating orientation.
Related Products & Accessories
- Browse Seachoice Fasteners & Mounting - For additional marine fasteners and mounting hardware that pair with barrel nuts and deck applications.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.