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Check Valves

400 Bar Check Valve

This threadless, cartridge-style, one-way valve is for use in high pressure hydraulic systems with operating pressures up to 400 Bar. This valve features The Lee Company’s field-proven locking end that provides secure retention into metal manifolds without the need for threads, O-rings, or sealants. The valve features all stainless steel construction with a high quality metal seat for low leakage, repeatable cracking pressure, and long life. The valve is 100% functionally tested to ensure performance.

Key Product Facts
  • Mounting Configuration:Insert - Into Metal
  • Diameter:Forward: 5.97 mm, Reverse: 5.47 mm
  • Lohm Rate:As low as 250 Lohms
  • Maximum Working Pressure:400 Bar
  • Valve Seat Type:Metal to Metal

Product Information

General Performance
Characteristic Forward Reverse
Lohm Rate 320 Lohms 250 Lohms
Leakage at 172 kPa (25 psid) on Air 10 SCCM (max) 10 SCCM (max)
Maximum Working Pressure, Checked Direction 400 Bar 400 Bar
Maximum Working Pressure Differential, Flow Direction 40 Bar 40 Bar
Installation Force 910 kgf (max) 625 kgf (max)
Materials
COMPONENT MATERIAL
Body 303 Stainless Steel
Cage 416 Stainless Steel
Pin 416 Stainless Steel
Spring 302 Stainless Steel
Ball 440C Stainless Steel
Flow Curves
Cross Section Views
Dimensional Views
Installation Hole Details

Part Numbers & Specifications

This table below contains the part numbers and technical specifications for this product. If you have specific questions, need a quote, or would like to request a handbook or drawing, click the red request button in the column on the far right.

Part Numbers & Specifications
PART NUMBER FLOW DIRECTION LOHM RATE CRACKING PRESSURE INSTALLATION HOLE DRAWING NUMBER DIAMETER (mm) MAXIMUM INSTALLATION FORCE (kgf) Request Information
CCHF6010000S Forward 320 Lohms 0 kPa (No Spring) 1INST049203S 5.97 910 Request
CCHF6010014S Forward 320 Lohms 14 ± 5 kPa (2 ± 0.7 psid) 1INST049203S 5.97 910 Request
CCHF6010040S Forward 320 Lohms 40 ± 30 kPa (6 ± 4.4 psid) 1INST049203S 5.97 910 Request
CCHR5510000S Reverse 250 Lohms 0 kPa (No Spring) 1INST002604S 5.47 625 Request
CCHR5510014S Reverse 250 Lohms 14 ± 5 kPa (2 ± 0.7 psid) 1INST002604S 5.47 625 Request
CCHR5510040S Reverse 250 Lohms 40 ± 30 kPa (6 ± 4.4 psid) 1INST002604S 5.47 625 Request

Installation & Accessories

Replacement Parts & Accessories
PART NUMBER DESCRIPTION
CCRT0051078S Forward 400 Bar Installation Tool
CCRT0900120S Reverse 400 Bar Installation Tool
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Questions?

From plugs to solenoid valves, there’s a vast array of products that The Lee Company can offer. If you’d like to discuss the best solution for your specific application or to learn more about our capabilities, use-cases, or quality standards, contact your local Lee sales engineer.