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Check Valves

6 mm Insert 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
  • Lohm Rate:As low as 250 Lohms
  • Maximum Working Pressure Differential:400 Bar
  • Valve Seat Type:Metal to Metal

Product Information

General Performance
Characteristic Specification
Lohm Rate 320 Lohms
Valve Flow Direction Forward Flow
Leakage 10 SCCM max. at 172 kPa (25 psid) on air
Cracking Pressure Definition Is the uprun pressure at which the valve will flow more than 50 SCCM of air
Maximum Working Pressure Differential, Checked Direction 400 Bar
Maximum Working Pressure Differential, Flow Direction 40 Bar
Installation Force 8.9 kN 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 Curve
Cross Section View
Dimensional View
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 (kN) Request Information
CCHF6010000S Forward 320 Lohms 0 kPa (No Spring) 1INST049203S 5.97 8.9 Request
CCHF6010014S Forward 320 Lohms 14 ± 5 kPa (2 ± 0.7 psid) 1INST049203S 5.97 8.9 Request
CCHF6010040S Forward 320 Lohms 40 ± 15 kPa (6 ± 2.2 psid) 1INST049203S 5.97 8.9 Request

Installation & Accessories

Replacement Parts & Accessories
PART NUMBER DESCRIPTION
CCRT0051078S Forward 6 mm Insert Valve 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.