Overview
The Parker 201017 needle plunger kit is a genuine replacement component set designed for Parker needle valve assemblies. This kit contains the precision-machined plunger elements required to maintain accurate flow control and pressure regulation in instrumentation and fluid power systems. As an original equipment component, the Parker 201017 is ideal for maintenance, repair, and system restoration in hydraulic, pneumatic, and instrumentation applications.
Key Features
- Genuine Parker component for verified compatibility with needle valve assemblies
- Precision-machined plunger design for accurate flow control and metering
- New in box condition, factory sealed
- Suitable for hydraulic, pneumatic, and instrumentation systems
- Direct replacement component—no additional modifications required
Technical Specifications
- Manufacturer: Parker Hannifin Corporation
- Part Number: 201017
- Model: 85C4
- Product Type: Needle Plunger Kit
- Condition: New in Box
- Application Category: Valves & Manifolds—Instrumentation Products Division
Typical Applications
The Parker 201017 needle plunger kit is commonly used in:
- Flow control and metering in hydraulic systems
- Pressure regulation in pneumatic control circuits
- Instrumentation needle valve maintenance and repair
- Industrial valve manifold assemblies requiring needle valve function
- Precision fluid power applications requiring fine adjustment
Compatibility & Replacements
Compatible With
- Parker needle valve assemblies designed for 85C4 plunger kits
- Parker instrumentation valve manifold systems
- Hydraulic and pneumatic fluid power circuits
- Industrial control and metering applications
Replaces / Drop-In Replacement For
Verify compatibility with your specific valve assembly before ordering. This kit is designed as a direct replacement for Parker needle valve plunger components in compatible 85C4-series assemblies. For OEM cross-reference or specific interchangeability questions, consult Parker’s instrumentation products documentation or contact a Parker distributor.
Works With
- Parker needle valve product line (Instrumentation Products Division)
- Hydraulic and pneumatic flow control systems
- Industrial manifold and instrumentation valve designs
- Standard fluid power connectors and port configurations



