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WILKINS Backflow Preventer Repair Kit: Second Check Assembly Repair Kit, 350/375/450/475 - Repair Kits & Parts for Zurn Backflow Preventers
WILKINSRepair Kits & Parts for Zurn Backflow Preventers

WILKINS Backflow Preventer Repair Kit: Second Check Assembly Repair Kit, 350/375/450/475

The WILKINS Backflow Preventer Repair Kit: Second Check Assembly Repair Kit (SKU 801VG7, MPN RK4-350CK2) is a repair kit for Zurn backflow preventers. It is compatible with 2-1/2 inch valves and the 350ADA series…

SKU 3G-OTH-427838

Brand
WILKINS
Item
Backflow Preventer Repair Kit: Second Check Assembly Repair Kit, 350/375/450/475
Category
Repair Kits & Parts for Zurn Backflow Preventers
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Technical Specifications

WILKINS
Manufacturer Part Number
RK4-350CK2
Type
350/375/450/475, Repair Kit
Includes
Lubricant
Compatible Valve Size
2-1⁄2 in
Compatible with Series
350ADA
Compatible with Mfr. Model No.
350
Compatible with Grainger Part No.
6CUN5
View Full Spec Sheet

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

Product Description

The WILKINS Backflow Preventer Repair Kit: Second Check Assembly Repair Kit (SKU 801VG7, MPN RK4-350CK2) is a repair kit for Zurn backflow preventers. It is compatible with 2-1/2 inch valves and the 350ADA series, including model 350. The kit includes lubricant.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the WILKINS RK4-350CK2 backflow preventer repair kit used for?

The WILKINS RK4-350CK2 is a second check assembly repair kit used to service Zurn backflow preventers in commercial water systems. It is designed for 2-1/2 inch valves in the 350ADA series, including model 350, and includes lubricant for proper reassembly.

What are the specifications of the WILKINS RK4-350CK2 repair kit?

The WILKINS RK4-350CK2 repair kit is compatible with 2-1/2 inch valves and the 350ADA series, including model 350. It includes lubricant and is designed for 350/375/450/475 series backflow preventers. The manufacturer part number is RK4-350CK2.

Where to buy the WILKINS RK4-350CK2 repair kit worldwide?

3G Electric supplies the WILKINS RK4-350CK2 repair kit worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this genuine WILKINS repair kit for your backflow preventer.

How to install the WILKINS RK4-350CK2 second check assembly repair kit?

To install the WILKINS RK4-350CK2 kit, first depressurize and isolate the backflow preventer. Remove the old second check assembly, clean the valve body, and apply the included lubricant to new O-rings. Install the new assembly per WILKINS instructions and test for 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 repair kits & parts for zurn backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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