WILKINS 4" 350ASTDA w/ OS&Y
WILKINS 4" 350ASTDA w/ OS&Y is backordered and will ship as soon as it is back in stock.
Pickup available at 4487 Pacific St
Usually ready in 2 hours
The Wilkins 350ASTDA is a double check detector assembly (DCDA). It is available in 2 1/2"-10" sizes and has been in production since 2011. The body is made of stainless steel. The 350ASTDA utilizes a 3/4" 950XLD for the bypass assembly.
Fits these devices / models
This part is tagged to fit the following backflow devices.
- Brand
- Wilkins
- Device size
- 4"
- Models
- 350ASTDA
Shipping & Returns
Shipping & Returns
Shipping: In-stock parts ship from our Rocklin, CA warehouse, typically within 1–2 business days. Larger devices and special-order items may need a quote — we'll confirm availability and freight before anything is charged.
Returns: 30-day returns on unused items in original packaging. Contact us to start a return.
WILKINS 4" 350ASTDA w/ OS&Y is backordered and will ship as soon as it is back in stock.
Genuine OEM Repair Parts | Backflow Specialists Since 1998 | Rocklin, CA
Watts, Febco, Wilkins, Apollo, Ames & more — matched to your exact device. Not sure what fits? Call (916) 251-7071.
Payment & Security
Payment methods
Your payment information is processed securely.