Wilkins RK34-NR3XL | Repair Kit for 3/4" NR3XL Pressure Reducing Valve
Wilkins RK34-NR3XL | Repair Kit for 3/4" NR3XL Pressure Reducing Valve is backordered and will ship as soon as it is back in stock.
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Wilkins RK34-NR3XL | Repair Kit for 3/4" NR3XL Pressure Reduci...
The Wilkins RK34‑NR3XL is a complete OEM repair kit designed for servicing 3/4" NR3XL Pressure Reducing Valves. Built with lead‑free compliant materials, it restores valve performance and extends the operational life of the valve in potable water systems.
Key Specifications:
| Size | 3/4" valve repair kit (pipe size compatible) |
| Kit Type | Complete OEM standard repair kit with factory set components |
| Compliance | Lead‑Free certified for potable water use |
| Compatibility | Designed for Zurn Wilkins NR3XL 3/4" Pressure Reducing Valves |
| Components Included | Union gasket, cartridge assembly with diaphragm, spring, spring disc, friction ring, locknut, adjustment bolt, upper o‑ring, lower o‑ring, seal ring, and retaining bolt |
Features & Benefits:
- Complete Kit Solution: Provides all essential components for comprehensive valve servicing, eliminating multiple part orders.
- Lead‑Free Compliance: Meets NSF/ANSI lead‑free standards for safe potable water applications.
- OEM Compatibility: Guaranteed fit and performance with Wilkins NR3XL 3/4" valves.
- Extended Valve Life: Restores valve performance, reduces downtime, and extends service life.
Other Related Variants:
- RK12‑NR3XL: 1/2" version
- RK1‑NR3XL: 1" version
- RK114‑NR3XL: 1‑1/4" version
- RK112‑NR3XL: 1‑1/2" version
- RK2‑NR3XL: 2" version
FAQ
Q: What Components Are Included In Wilkins RK34‑NR3XL?
A: The kit includes a union gasket, cartridge assembly with diaphragm, spring, spring disc, friction ring, locknut, retaining bolt, adjustment bolt, upper o‑ring, lower o‑ring, and seal ring.
Q: Is Wilkins RK34‑NR3XL Compatible With Other Valve Sizes?
A: No. It is specifically designed for 3/4" NR3XL valves. Other sizes require their corresponding repair kits.
Q: Does Wilkins RK34‑NR3XL Meet Lead‑Free Requirements?
A: Yes. All components are manufactured to meet lead‑free compliance standards for potable water applications.
Q: How Often Should Wilkins RK34‑NR3XL Be Used For Servicing?
A: Annual inspection is recommended. Use the kit whenever internal components show wear, leakage, or pressure creep.
Q: Can I Install Wilkins RK34‑NR3XL Myself?
A: Installation should be performed by a licensed plumber following repair instructions and proper pressure testing.
NOTICE: Do not use with water that is unsafe or of unknown quality without adequate disinfection either before or after the system.
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The Zurn Wilkins RK34‑NR3XL is a complete repair kit designed for servicing 3/4" NR3XL Pressure Reducing Valves. It restores valve performance, extends service life, and ensures compliance with lead‑free potable water standards.
Key Installation Requirements:
- Compatible with Zurn Wilkins NR3XL 3/4" Pressure Reducing Valves
- Kit type: Complete repair kit with seven essential components
- Lead‑free compliant materials for potable water applications
- Requires basic plumbing tools for installation
- System must be depressurized before servicing
Important Notes Before Installing:
- Do not attempt installation without shutting off upstream water supply
- Always depressurize valve before disassembly
- Use only genuine Zurn Wilkins parts for proper fit and performance
- Inspect valve body for damage before reassembly
- Confirm outlet pressure setting after installation
Basic Installation Overview:
- Close upstream shut‑off valve and open downstream faucet to relieve pressure
- Note adjustment bolt height, then loosen locknut and back out bolt
- Remove bell housing, spring, spring disc, and friction ring
- Extract old cartridge assembly using pliers on retaining bolt
- Flush valve body to remove debris and inspect surfaces
- Lubricate o‑rings on new cartridge with silicone grease and insert until seated
- Reinstall friction ring, spring, spring disc, and bell housing
- Thread adjustment bolt back to recorded height and tighten locknut
- Slowly open upstream valve, purge air, and check for leaks
- Adjust outlet pressure as needed using a downstream gauge
Kit Components:
- Union gasket
- Cartridge assembly
- Spring
- Spring disc
- Friction ring
- Locknut
- Adjustment bolt
For complete specifications and installation guidelines, download the official Repair Kits Guide and the Installation Manual.
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