RELIEF VALVE - DIRECT
ACTING
PRESSURE CONTROLS
CARTRIDGE
4400 SERIES
NON-ADJUSTABLE
PRODUCT
SCHEMATIC
TYPICAL PERFORMANCE
DESCRIPTION
A CARTRIDGE STYLE, DIRECT ACTING RELIEF VALVE THAT LIMITS
MAXIMUM SYSTEM PRESSURE OR MAINTAINS A DESIRED PRESSURE
WITHIN A CIRCUIT.
OPERATION
• FLOW FROM (2) TO (1) IS ALWAYS BLOCKED.
• FLOW FROM (1) TO (2) IS BLOCKED UNTIL THE SPECIFIED RELIEF
PRESSURE SETTING HAS BEEN EXCEEDED.
FEATURES
• INDUSTRY COMMON CAVITY.
• QUIET OPERATION.
• LOW INTERNAL LEAKAGE.
• HARDENED SEAT.
• GUIDED POPPET.
• STEEL COMPONENTS.
SPECIFICATIONS
OPERATING PRESSURE 5000 PSI
PRESSURE RANGE 50 PSI - 5000 PSI
RELIEF TOLERANCE +/- 10%
TEMPERATURE RANGE 250°F TO -40°F
ORDERING INFORMATION
MODEL THREAD FLOW CAPACITY CAVITY L1 L2 HEX A TORQUE
4404 7/16 - 20 1.0 GPM VC04-2 0.94 0.83 0.56 0.277 / 0.278 10 FT-LBS
4406 9/16-18 3.0 GPM FC06-2 0.84 1.50 0.69 0.467 / 0.468 15 FT-LBS
4408 3/4-16 5.0 GPM VC08-2 1.10 1.65 0.88 0.496 / 0.497 20 FT-LBS
4410 7/8-14 8.0 GPM VC10-2 1.25 1.70 1.00 0.622 / 0.623 25 FT-LBS
This document, as well as all catalogs, price lists and information provided by Vonberg Valve, Inc., is intended to provide product information for further consideration by users having substantial technical expertise due to
the variety of operating conditions and applications for these valves, the user, through its own analysis, testing and evaluation, is solely responsible for making the final selection of the products and ensuring that all
safety, warning and performance requirements of the application or use are met. The valves described herein, including without limitation, all component features, specifications, designs, pricing and availability, are
subject to change at any time at the sole discretion of Vonberg Valve, Inc. without prior notification.
Page last updated: 9/26/18, 3:18 PM
1380 Norwood Avenue • Itasca, IL 60143 USA © 2015
phone: 847-259-3800 • fax: 847-259-3997 • email: info@vonberg.com
