Parker RH4 Seal Kits – Seat and Seal Replacement for Relief Valves

Parker RH4 Seal Kits – Safe and Efficient Maintenance for Relief Valves

Parker’s RH4 Series seal kits are designed for fast and reliable replacement of critical sealing components in RH4 relief valves. These kits help maintain leak-tight performance and ensure long-term reliability under high-pressure conditions.

Each kit includes:

• Seat
• Seal set (including stem and body seals)
• PTFE backup rings
• Maintenance instructions

Kits are available for both standard RH4 valves and models with manual override.
Seal material options include:

• Fluorocarbon (VT)
• Nitrile (BNT)
• EPR (EPRT)
• Neoprene (NET)
• Highly fluorinated fluorocarbon (KZT)

Example part numbers:

• KIT-RH4-SLEEVE-VT-SS (standard)
• KIT-RH4-SLEEVE-MN-VT-SS (manual override)

Using genuine Parker seal kits ensures maximum sealing integrity, extended service life, and full compatibility with RH4 Series valves.