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Check Valves

6 mm Zero Leak 316L Press-In Check Valve

This cartridge-style, non-return valve is made with an elastomeric seat for improved checked direction leakage performance. The valve features 316L stainless steel construction with a ceramic ball which provides compatibility with a wide range of aggressive fluids and gases, like hydrogen. This 6 mm valve is designed specifically for installation into plastic housings, fittings, or soft tubing. It can be installed in either direction, providing forward or reverse flow capabilities. The valve is 100% performance tested.

Key Product Facts
  • Mounting Configuration:Press-In - Into Plastic
  • Diameter:5.94 mm
  • Lohm Rate:250 Lohms
  • Maximum Working Pressure:Dependent on Housing Material
  • Valve Seat Type:Elastomeric

Product Information

General Performance
Characteristic Specification
Lohm Rate 250 Lohms
Cracking Pressure Definition Is the uprun pressure at which the valve will flow more than 300 SCCM of air
Checked Direction Leakage Zero drops/minute on hydraulic fluid. Verified on air (0.05 SCCM maximum at 150 kPa).
Maximum Working Pressure Dependent on Housing Material, Configuration, and Operating Conditions
Materials
COMPONENT MATERIAL
Body 316L Stainless Steel
Cage 316L Stainless Steel
Spring 316L Stainless Steel
Ball Ceramic
Seal EPDM or FKM
Other seal materials are available upon request. Please contact your local Lee Sales Engineer for more information.
Flow Curves
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
Filter Part Numbers
CRACKING PRESSURE
SEAL MATERIAL
PART NUMBER LOHM RATE
CRACKING PRESSURE
SEAL MATERIAL
INSTALLATION HOLE DRAWING NUMBER APPROXIMATE WEIGHT Request Information
CZPM6041004S 250 Lohms 4 ± 3 kPa (0.6 ± 0.4 psid) FKM 1INST129591S 0.9 grams Request
CZPM6041007S 250 Lohms 7 ± 5 kPa (1 ± 0.7 psid) FKM 1INST129591S 0.9 grams Request
CZPM6041014S 250 Lohms 14 ± 10 kPa (2 ± 1.4 psid) FKM 1INST129591S 0.9 grams Request
CZPM6041040S 250 Lohms 40 ± 30 kPa (6 ± 4.4 psid) FKM 1INST129591S 0.9 grams Request
CZPM6041069S 250 Lohms 69 ± 48 kPa (10 ± 7.0 psid) FKM 1INST129591S 0.9 grams Request
CZPM6042004S 250 Lohms 4 ± 3 kPa (0.6 ± 0.4 psid) EPDM 1INST129591S 0.9 grams Request
CZPM6042007S 250 Lohms 7 ± 5 kPa (1 ± 0.7 psid) EPDM 1INST129591S 0.9 grams Request
CZPM6042014S 250 Lohms 14 ± 10 kPa (2 ± 1.4 psid) EPDM 1INST129591S 0.9 grams Request
CZPM6042040S 250 Lohms 40 ± 30 kPa (6 ± 4.4 psid) EPDM 1INST129591S 0.9 grams Request
CZPM6042069S 250 Lohms 69 ± 48 kPa (10 ± 7.0 psid) EPDM 1INST129591S 0.9 grams Request
Clear Filters
Other seal materials are available upon request. Please contact your local Lee Sales Engineer for more information.

Installation & Accessories

Replacement Parts & Accessories
PART NUMBER DESCRIPTION
CCRT0068699S Forward 6 mm Press-In Installation Tool
CCRT0068697S Reverse 6 mm Press-In Installation Tool
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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.