Graco 01/0055-1L/89 Nylon HD Piston 12.394 x 0.194 Inch
High-precision Nylon HD piston designed to maintain stable pressure and smooth reciprocating motion in compatible Graco airless spray pump systems.
- Size: 12.394 x 0.194 Inch specification
- Material: Nylon HD for strength and wear resistance
- Used in select Graco professional airless sprayers
- Supports consistent high-pressure spray output
- OEM-fit component for pump repair and maintenance
Precision Nylon HD Piston for Stable High-Pressure Graco Spray Performance
Compatible Machines
The Graco 01/0055-1L/89 Nylon HD Piston 12.394 x 0.194 Inch is designed for select Graco airless sprayer pump assemblies requiring a 12.394” piston with 0.194 specification and high-density nylon construction for reliable high-pressure operation.
- Graco Ultra Max II Series (specific pump configurations)
- Graco Mark Series Airless Sprayers (compatible pump assemblies only)
- Graco GH Hydraulic Airless Systems (matching piston specification required)
- Graco 490 / 495 / 595 / 695 / 795 Professional Sprayer Units
- Graco OEM pump rebuild kits requiring 12.394 x 0.194 Nylon HD pistons
What is the Graco 01/0055-1L/89 Nylon HD Piston 12.394 x 0.194 Inch?
The Graco 01/0055-1L/89 is a precision-engineered piston component used in professional airless spray pump systems. Manufactured from Nylon HD, it delivers high strength, low friction operation, and excellent wear resistance under continuous hydraulic load.
With exact dimensions of 12.394 x 0.194, this piston ensures accurate sealing and smooth reciprocating motion inside compatible Graco pump cylinders, maintaining stable pressure and consistent spray performance across demanding coating applications.
It is commonly used in pump rebuilds and maintenance where OEM-level fitment and long-term reliability are required.
Key Features & Benefits
- Nylon HD construction for durability and wear resistance
- Precision-machined 12.394 x 0.194 dimensions
- Supports stable high-pressure airless spray performance
- Reduces internal wear and improves pump efficiency
- Compatible with select Graco professional spray systems
Applications
Used in industrial painting, protective coatings, commercial construction finishing, and maintenance operations where Graco airless sprayers operate under continuous high-pressure conditions.
Frequently Asked Questions
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