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Graco 15A066 PE-UHMW Vee Packing

The Graco 15A066 Vee Packing delivers reliable sealing and smooth piston operation in industrial pumps. Key advantages include:

  • Durable PE-UHMW construction for long-lasting performance
  • Vee-shaped design for efficient dynamic sealing
  • Compatible with Graco 245640 Series A Displacement Pump
  • Maintains precise fluid control under high-pressure conditions

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Graco 15A066 PE‑UHMW Vee Packing – Robust Dynamic Seal

Compatible Machines

  • Graco 245640 Series A Displacement Pump

Product Overview

The Graco 15A066 PE‑UHMW Vee Packing is a high-quality seal tailored for Graco’s industrial displacement pumps. Crafted from PE‑UHMW (Ultra‑High Molecular Weight Polyethylene), this Vee-shaped packing offers excellent wear resistance, low friction, and reliable sealing for reciprocating pump applications.

  • PE‑UHMW material for superior durability and chemical resistance
  • V‑profile design ensures a tight, dynamic seal under high pressure
  • OEM specification for exact fit and performance in Graco systems
  • Minimizes friction to promote smooth piston strokes and long life
  • Designed to handle repeated cycles with low maintenance

Technical Specifications

Part Number 15A066
Material PE‑UHMW (Ultra‑High Molecular Weight Polyethylene)
Seal Type Vee Packing (Piston)
Installation Quantity Used in a 3‑ring stack in Graco 245640 pump
Intended Use Dynamic sealing in high-pressure reciprocating pistons
Chemical Compatibility Resistant to a wide range of solvents, resins, and coatings
Performance Engineered for high cycle life and pressure integrity

Installation & Maintenance

  • Align the Vee rings properly to ensure even compression and sealing.
  • Use a compatible lubricant before assembly to reduce initial friction.
  • Tighten the gland nut per Graco’s torque specification.
  • Inspect the packing stack periodically for wear and signs of extrusion.
  • Replace during scheduled maintenance to avoid unplanned downtime.

Frequently Asked Questions

The 15A066 is made from PE‑UHMW, giving it high wear resistance, low friction, and excellent chemical durability.

It is designed for the Graco 245640 Series A Displacement Pump, where it's installed as a three-ring piston packing stack.

Regular inspection is recommended. Replace the packing rings if wear, extrusion, or leakage is detected to maintain optimal pump performance.

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