Description
The Honeywell 4074EYL is a genuine OEM replacement Bag Assembly designed specifically for use on Large Body V5097 Series valves. This complete service kit provides technicians with everything needed to restore proper valve operation in a single package, minimizing downtime and repeat service calls.
What’s Included
- 1 Bag Assembly (diaphragm/actuator bag)
- 2 O-Rings for a complete seal replacement
- Grease for proper lubrication during reassembly
Key Features
- Genuine Honeywell OEM replacement part — ensures proper fit and performance
- Engineered for Large Body V5097 Series valves
- Complete kit includes all sealing and lubrication components for a thorough repair
- Helps restore valve actuator integrity and prevent leakage
- Simplifies field service with a ready-to-install assembly
Application
The 4074EYL is the correct bag assembly replacement for Honeywell’s Large Body V5097 Series valves, commonly used in commercial and industrial HVAC hydronic systems. When the actuator bag wears or fails, replacing it with this genuine assembly — along with the included O-rings and grease — ensures a reliable, long-lasting repair that maintains system pressure integrity and control accuracy.
Why Choose Genuine OEM Parts?
Using genuine Honeywell replacement components ensures compatibility, maintains manufacturer specifications, and supports the long-term reliability of your HVAC control system. The 4074EYL is the factory-recommended solution for V5097 Series bag assembly service.







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