Parker F420B Flow Control Valve

Description

Parker F420B Flow Control Valve

Parker F420B Flow Control Valve Product Introduction

Model: F420B

Overview

The Parker F420B is a 1/2 inch flow control valve from Parker’s F series. It uses a brass body with 1/2-14 NPTF threaded ports.

Specifications

– Valve Body Size: 1/2 inch
– Body Material: Brass (Material Code B)
– Ports: 1/2-14 NPTF threaded ports
– Maximum Working Pressure: 2000 PSI (for brass body)

Key Features

– Compact 1/2 inch brass body
– Standard 1/2-14 NPTF threaded ports
– Soft seat spring design for precise flow control
– Colorflow indicator for simple flow setting
– Locking screw to fix flow setting

Performance

– Effective Flow Area: 0.0044 sq. in.
– Maximum Cv: 0.0758

Application

Suitable for flow regulation applications in medium to small piping systems.

Installation and Operation

– Ensure correct flow direction
– Adjust flow by rotating handle
– Tighten locking screw to fix flow setting
– Do not exceed 2000 PSI working pressure

The Parker F420B uses a brass body with 1/2-14 NPTF threaded ports. The soft seat spring design provides accurate flow control while the colorflow indicator and locking screw make setting simple. The brass material offers low cost.