We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

Image not available
WILKINSZurn RPZ Backflow Preventers

WILKINS Reduced Pressure Detector Assembly: 375AST, Std Configuration, 304L Stainless Steel

The WILKINS Reduced Pressure Detector Assembly: 375AST is a Zurn RPZ Backflow Preventer featuring a 304L Stainless Steel body and flange connections. This assembly includes an OSY Gate Valve shut-off valve type, as…

SKU 3G-OTH-440470

Also listed as: 6375ASTOSY · 6 375ASTOSY

Brand
WILKINS
Item
Reduced Pressure Detector Assembly: 375AST, Std Configuration, 304L Stainless Steel
Category
Zurn RPZ Backflow Preventers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

WILKINS
Manufacturer Part Number
6-375ASTOSY
Type
Std Configuration, Flange
Body Material
304L Stainless Steel
Connection Type
Flange
Stainless Steel
304L
Shut-Off Valve Type
OSY Gate Valve

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

WILKINS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WILKINS Reduced Pressure Detector Assembly: 375AST is a Zurn RPZ Backflow Preventer featuring a 304L Stainless Steel body and flange connections. This assembly includes an OSY Gate Valve shut-off valve type, as specified by manufacturer part number 6-375ASTOSY.

Frequently Asked Questions

What is the WILKINS 375AST Reduced Pressure Detector Assembly used for?

The WILKINS 375AST is a Zurn RPZ backflow preventer used in commercial and industrial water systems to detect and prevent reverse flow of contaminated water. It is commonly installed on fire sprinkler systems and high-hazard cross-connections where 304L stainless steel corrosion resistance is required.

What are the specifications of the WILKINS 375AST Reduced Pressure Detector Assembly?

The WILKINS 375AST features a 304L stainless steel body with flange connections and an OSY gate valve shut-off. It is a Zurn RPZ backflow preventer, manufacturer part number 6-375ASTOSY. This assembly is designed for standard configuration in high-hazard water applications.

Where to buy the WILKINS 375AST Reduced Pressure Detector Assembly worldwide?

3G Electric supplies the WILKINS 375AST Reduced Pressure Detector Assembly worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this Zurn RPZ backflow preventer.

How to install the WILKINS 375AST Reduced Pressure Detector Assembly?

Install the WILKINS 375AST in a horizontal position with adequate clearance for testing and maintenance. Ensure flange connections are properly aligned and gasketed. Follow local plumbing codes and the manufacturer's instructions for Zurn RPZ backflow preventers. Always test the assembly after installation to verify proper operation.

Used in

Common applications for WILKINS
Commercial water distribution — WILKINS 600XL series pressure reducing valves for regulating supply pressure in multi-story buildings.
Irrigation systems — WILKINS 975XL2 backflow preventers to protect potable water from contamination in agricultural setups.
Industrial process control — WILKINS 375ST reduced pressure principle backflow preventers for cross-connection control in manufacturing plants.
Municipal water treatment — WILKINS low-lead pressure regulators like the 1-600XL3DU for compliance with potable water standards.
HVAC systems — WILKINS 112-NR3XLDULU regulators for maintaining consistent water pressure in heating and cooling loops.
Fire protection systems — WILKINS backflow preventers for backflow prevention in sprinkler and standpipe systems.

WILKINS Products

3G Electric supplies WILKINS zurn rpz backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
WILKINS
WILKINS
WILKINS Reduced Pressure Detector Assembly: 375AST, Std Configuration, 304L Stainless Steel, Flange (MPN 6-375AST)
WILKINS
WILKINS
WILKINS Reduced Pressure Principle Backflow Prev: 375AST, Std Configuration, 304L Stainless Steel (MPN 8-375ASTOSY)
WILKINS
WILKINS
WILKINS Reduced Pressure Principle Backflow Prev: 375AST, Std Configuration, 304L Stainless Steel (MPN 4-375ASTOSY)
WILKINS
WILKINS
WILKINS Reduced Pressure Principle Backflow Prev: 375AST, Std Configuration, 304L Stainless Steel (MPN 3-375ASTOSY)
WILKINS
WILKINS
WILKINS Reduced Pressure Principle Backflow Prev: 375AST, Std Configuration, 304L Stainless Steel (MPN 4-375AST)
WILKINS Pressure Principle Backflow Preventer: 375AST, Std Configuration, Stainless Steel, Flange (MPN 8-375AST)
WILKINS
WILKINS Pressure Principle Backflow Preventer: 375AST, Std Configuration, Stainless Steel, Flange (MPN 8-375AST)

More from WILKINS

View all WILKINS parts
WILKINS
WILKINS
WILKINS Reduced Pressure Principle Backflow Prev: 375AST, Std Configuration, 304L Stainless Steel (MPN 3-375AST)
WILKINS Reduced Pressure Zone Backflow Preventer: 975XL, Std Configuration, Bronze, 2 in Pipe Size (MPN 2-975XL)
WILKINS
WILKINS Reduced Pressure Zone Backflow Preventer: 975XL, Std Configuration, Bronze, 2 in Pipe Size (MPN 2-975XL)
WILKINS Backflow Preventer: 975XL2, With Strainer, Bronze, 3/4 in Pipe Size, FNPT, 33°F – 180°F (MPN 34-975XL2SAG)
WILKINS
WILKINS Backflow Preventer: 975XL2, With Strainer, Bronze, 3/4 in Pipe Size, FNPT, 33°F – 180°F (MPN 34-975XL2SAG)
WILKINS Pressure Principle Backflow Preventer 21: 375AST, Std Configuration, 304L Stainless Steel (MPN 212-375AST)
WILKINS
WILKINS Pressure Principle Backflow Preventer 21: 375AST, Std Configuration, 304L Stainless Steel (MPN 212-375AST)
WILKINS W/Ubv Non-Potable 1" 975Xl: 975XL2U, Std Configuration, Bronze, 1 in Pipe Size, 33°F – 180°F (MPN 1-975XLU)
WILKINS
WILKINS W/Ubv Non-Potable 1" 975Xl: 975XL2U, Std Configuration, Bronze, 1 in Pipe Size, 33°F – 180°F (MPN 1-975XLU)
WILKINS Backflow Preventer: 375XLB, With Strainer, Bronze, 2 in Pipe Size, FNPT, 33°F – 180°F (MPN 2-375XLS)
WILKINS
WILKINS Backflow Preventer: 375XLB, With Strainer, Bronze, 2 in Pipe Size, FNPT, 33°F – 180°F (MPN 2-375XLS)
WILKINS Backflow Preventer: 975XL3, Std Configuration, Bronze, 1 1/2 in Pipe Size, MNPT, Ball Valve (MPN 112-975XL3)
WILKINS
WILKINS Backflow Preventer: 975XL3, Std Configuration, Bronze, 1 1/2 in Pipe Size, MNPT, Ball Valve (MPN 112-975XL3)
WILKINS Pressure Principle Backflow Preventer: 375A, Std Configuration, Ductile Iron, 6 in Pipe Size (MPN 6-375A)
WILKINS
WILKINS Pressure Principle Backflow Preventer: 375A, Std Configuration, Ductile Iron, 6 in Pipe Size (MPN 6-375A)