1 3/8" flapper for Southco - Orcas 1 1/2" stainless steel scupper

Product Description

If your boat’s Southco/Orcas stainless steel scupper is still structurally sound, there’s no need to replace the entire assembly. This OEM-style rubber flapper with black plastic cross-shaped grill is the exact replacement part you need to restore your 2″ stainless steel transom scupper to full working order.

Used for years by top boat builders, this classic scupper design has become increasingly hard to find—making this replacement flapper an essential part for boat maintenance and restoration. It’s engineered to fit any Southco or Orcas Marine stainless steel scupper with a 2‑1/2″ outer flange.

Check Your Fit:
Before ordering, be sure to measure the outside diameter of your scupper flange. If it’s 2‑1/2″, this is the correct flapper for your setup.

Easy Installation:
The flexible 1‑3/8″ rubber flapper installs easily and is secured via a center post. It ensures a leak-resistant, one-way drainage solution that stands up to harsh marine environments.

Cost-Effective Repair:
Why replace the whole scupper if the housing is fine? Save time and money with this direct-fit flapper replacement.

Product Specifications 

• Fits Scupper Type: Southco/Orcas 2" Stainless Steel Scupper

• Flapper Diameter: 1‑3/8″

• Grill Material: Black plastic, cross‑shaped

• Flapper Style: Flexible rubber, center post attachment

• Outer Flange Size (to confirm fit): 2‑1/2″ OD