Pappas - 1" Front Nut & Seal Alleviator For 9501-OP

The Pappas 9501-FRONTNUT/SEAL kit provides a direct OEM replacement front nut and internal seal for 1" Alleviator® irrigation shut-off valves, specifically model 9501-OP. This repair component is essential for restoring system integrity after years of use or exposure to weather. By replacing worn sealing surfaces, contractors can ensure continued external access to the irrigation water supply—without customer scheduling, entry, or service delays. This kit helps maintain pressure reliability, prevents leaks, and protects the system during winter shutdowns.

Key Features:

• OEM-fit front nut and seal for Pappas 9501-OP Alleviator® valve
• Replaces worn or damaged components to restore proper shut-off function
• Helps maintain system pressure and eliminate external leakage
• Supports continued external access to irrigation controls
• Ideal for in-field repairs and routine service maintenance

Construction & Durability:

• Constructed from corrosion-resistant brass and elastomeric seal materials
• Built for high-flow and outdoor irrigation environments
• OEM-tested to match Alleviator® system standards

Performance & Functionality:

• Seals the front end of the Alleviator® valve to prevent leakage
• Maintains full-port flow and winterization benefits
• Ensures continued reliable access to shut-off control without entering structures

Ease of Installation & Use:

• Simple replacement procedure—no special tools required
• Drop-in compatibility with existing 1" 9501-OP Alleviator® installations
• Recommended during seasonal inspections or when servicing valve ends

Technical Specifications:

• Part Number: 9501-FRONTNUT/SEAL
• Fits: Pappas 9501-OP Alleviator® valve (1" models)
• Material: Brass nut with internal sealing compound
• Function: Front-end seal and compression for valve assembly

Installation & Application:

• For use with Pappas 9501-OP irrigation shut-off valves
• Restores full valve function and water shut-off capability
• Used in residential and commercial irrigation systems

Compatibility & Optional Accessories:

• Compatible with Alleviator® system keys and T-fittings
• Used in conjunction with other Pappas replacement parts for full system servicing
• Available for other pipe sizes upon request