Ancor 311403 Marine Grade™ Heat Shrink Ring Terminals, 1/4" Fastener, 16-14 Wire, Blue, 3/Pk
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Ancor Marine Grade™ 311403 heat shrink ring terminals are designed for secure, corrosion-resistant wire terminations in demanding marine environments. Each terminal features a tinned copper barrel and adhesive-lined heat shrink tubing to help form a tight, sealed connection with vibration and strain relief.
Key Features
- Marine Grade heat shrink ring terminal set for terminating 16–14 AWG wire
- 1/4" fastener ring terminal for mounting with a 1/4" stud/bolt
- Adhesive-lined heat shrink tubing helps seal the connection after heat activation
- Tinned copper construction helps support corrosion resistance and smooth current flow
Intended Use
- Marine electrical wiring and connections
- DC/boat accessory wiring where moisture sealing and strain relief matter
- Applications requiring ring terminals secured under a 1/4" fastener
Product Details
- Product: Ancor 311403 Marine Grade™ Heat Shrink Ring Terminals
- Fastener size: 1/4"
- Wire range: 16–14
- Wire color: Blue
- Pack count: 3/Pk
- SKU: 639-311403
- Barcode (variant): 091887316285
Parts Desk Insights
Best Use Case: Use for clean, sealed ring-terminal terminations on marine wiring runs where the joint needs both corrosion protection and mechanical strain/vibration relief.
Common Issues: For best results, crimp using the correct tooling for the wire gauge, then heat evenly so the adhesive-lined sleeve fully activates and seals—avoid under-heating (which can leave the joint inadequately sealed) or overheating (which can damage insulation).
Related Products & Accessories
- Browse Heat Shrink & Adhesive Lined - Explore additional adhesive-lined heat shrink terminals and connectors to match your wire gauge and termination style.
- Browse Wiring & Connections - Find compatible marine wiring connectors, terminal ends, and related electrical accessories.
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.