Yamada K25-PS Liquid End Repair Kit For AODD Pumps

Description:

The Yamada K25-PS is a liquid end repair kit used in air-operated double diaphragm (AODD) pump systems to replace diaphragms, valve balls, and sealing components for reliable fluid transfer. It is commonly used in Yamada NDP-25BPS series pumps where wear components degrade over time and require periodic replacement. It is widely applied in chemical processing, wastewater treatment, and coating systems where pump sealing and flow consistency are critical. Maintenance teams, OEMs, and integrators purchase this kit for preventative maintenance, pump rebuilds, and minimizing downtime in continuous-duty fluid handling systems.

Applications:

The Yamada K25-PS repair kit is used in industrial fluid handling environments where AODD pumps operate under continuous or high-cycle conditions. It is commonly deployed in chemical transfer, wastewater processing, coatings, and bulk fluid handling systems where maintaining diaphragm integrity and proper sealing ensures consistent flow, prevents leakage, and extends pump service life.

Technical Specifications:

• Manufacturer: Yamada Corporation
• Part Number: K25-PS
• Product Type: Liquid end repair kit
• Pump Series Compatibility: NDP-25BPS models
• Kit Function: Diaphragm, valve ball, and seal replacement
• Diaphragm Type: 25TPO (2 pieces)
• Valve Ball Type: 25TPO / 25E (4 pieces)
• Seal Components: O-rings (8 pieces typical)
• Installation Location: Liquid end (fluid section)
• System Type: Air-operated double diaphragm (AODD) pump
• Weight: ~0.5–3 lb (varies by listing)
• Duty Cycle: Maintenance / wear component
• Operating Role: Maintains sealing, flow efficiency, and pump performance

Common Replacements:

• Yamada K25-PS-PP
• Yamada K25-PS-T1
• Yamada K25-MS-1