Attwood Thru-transom Scuppers - 1-1/2" Trnsm Scupper Acetal | 3881-1
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Thru-transom Scuppers
1-1/2" Trnsm Scupper Acetal
Designed for boats with self bailing cockpits, this scupper is a combination of plastic and rubber washers with a flap designed to act as a valve for water to exit. Mounted on the transom above the waterline, the rubber flapper prevents backwash from entering your cockpit. Hose I.D. 1-1/2". Overall length 6-1/4". Max hull thickness 3-1/8". Flange diameter 2-7/8". Cut out hole diameter 2".
- Brand: Attwood
- Manufacturer part #: 3881-1
- Sold as: EA (pack of 50)
Parts Desk Insight
Match the 1-1/2-inch-ID hose, 2-inch installation hole and maximum 3-1/8-inch hull thickness. This is the complete above-waterline thru-transom scupper. Attwood separately lists 3881Kit-1 for the outer ring, flapper and screws when only service parts are needed.
Shipping information
In-stock and OEM parts: ship same or next business day.
Available items are ready for pickup or shipping between one and three 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.