AR43279 Desmopan Seal Kit for AR252/D252 Series Diaphragm Pump – OEM Replacement Part
Part Number: 4008
Category: Agricultural Pump Parts → Seal Kits → AR Pump Repair Parts
Type: AR43279 Desmopan Seal Kit for AR252/D252 Series Diaphragm Pumps
The AR43279 Desmopan Seal Kit (Part #4008) is a genuine OEM replacement seal kit designed specifically for AR252 and D252 Series diaphragm pumps manufactured by Annovi Reverberi (AR Pumps). This high-quality rebuild kit contains the essential sealing components required to restore pump performance, maintain pressure integrity, and prevent fluid leakage during operation.
Key Features & Benefits
- Genuine AR Pumps OEM replacement seal kit
- Direct replacement for AR Part Number AR43279
- Designed for AR252 and D252 Series diaphragm pumps
- Compatible with pumps utilizing two semi-hydraulic diaphragms
- Restores sealing performance and pressure retention
- Helps prevent fluid leaks and pressure loss
- Supports reliable pump operation
- OEM-quality fit and durability
- Ideal for preventative maintenance and rebuilds
- Helps extend pump service life
- Reduces equipment downtime
- Maintains pump efficiency and performance
Technical Specifications
Part Number: 4008
Manufacturer: AR Pumps (Annovi Reverberi)
Manufacturer Part Number: AR43279
Product Name: Desmopan Seal Kit
Pump Compatibility:
- AR252 Series Diaphragm Pumps
- D252 Series Diaphragm Pumps
Diaphragm Configuration: Two Semi-Hydraulic Diaphragms
Product Type: Pump Seal Kit
OEM Replacement: Yes
Compatible Applications
Agricultural Spraying
Ideal for:
- Fertilizer application systems
- Herbicide spraying equipment
- Pesticide application systems
- Crop protection equipment
- Field spraying operations
Turf & Grounds Maintenance
- Golf course spraying
- Sports field maintenance
- Commercial landscaping
- Vegetation management
Chemical Transfer Systems
- Agricultural chemical handling
- Liquid transfer equipment
- Mixing and batching systems
- Commercial spraying equipment
Industrial Applications
- Fluid transfer systems
- Industrial spray equipment
- Equipment maintenance and repair
- Pump rebuilding services
Performance Benefits
- Restores pressure retention
- Improves sealing performance
- Reduces fluid leakage
- Maintains pump efficiency
- Protects internal pump components
- Improves operational reliability
- Extends equipment lifespan
- Supports consistent pump output
Signs Your Seal Kit May Need Replacement
Inspect and replace seals if you notice:
- Fluid leakage around the pump
- Reduced operating pressure
- Inconsistent pump performance
- Loss of efficiency
- Visible seal wear or deterioration
- Internal leakage during operation
- Reduced spraying performance
- Excessive service hours on existing seals
Installation Notes
- Relieve all system pressure before servicing.
- Drain and flush the pump thoroughly.
- Disassemble the pump according to AR service procedures.
- Remove worn sealing components.
- Inspect diaphragms and internal components for wear.
- Install new seals from the AR43279 kit.
- Reassemble the pump according to manufacturer specifications.
- Test for proper operation and leak-free performance.
Important: Inspect diaphragms, valves, and other wear components during seal replacement. Replacing multiple wear items during scheduled maintenance can help maximize pump reliability and service life.
Maintenance Recommendations
- Perform routine pump inspections.
- Flush chemicals from the system after use.
- Monitor pressure and flow performance.
- Replace worn seals promptly.
- Inspect diaphragms and valves during service intervals.
- Follow AR Pumps recommended maintenance schedules.
Desmopan Seal Advantages
Desmopan® sealing components are designed to provide:
- Excellent wear resistance
- Reliable sealing performance
- Long service life
- Resistance to demanding operating environments
- Improved durability compared to worn seals
- Consistent pump performance
