Close Menu
Check Valves

855 Series 316L Press-In Check Valve With Ceramic Ball

This cartridge-style, non-return valve is made with medical grade 316L stainless steel and a ceramic ball for improved compatibility with hydrogen and other aggressive fluids. This 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 features a high quality metal seat that offers low leakage, repeatable cracking pressure, and long life. The valve is 100% functionally tested to ensure performance.

Key Product Facts
  • Mounting Configuration:Press-In - Into Plastic
  • Diameter:7.92 mm
  • Lohm Rate:75 Lohms
  • Maximum Working Pressure:Dependent on Housing Material
  • Valve Seat Type:Metal

Product Information

General Performance
Characteristic Specification
Lohm Rate 75 Lohms
Leakage 20 SCCM (Max.) at 172 kPa (25 psid) on Air
Maximum Working Pressure Dependent on Housing Material, Configuration, and Operating Conditions
Component Material
Body 316L Stainless Steel
Cage 316L Stainless Steel
Spring 316L Stainless Steel
Ball Ceramic
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
CCPI8040000S 75 Lohms 0 kPa (No Spring) Ceramic 1INST006304S Request
CCPI8040007S 75 Lohms 7 ± 5 kPa (1 ± 0.7 psid) Ceramic 1INST006304S Request
CCPI8040014S 75 Lohms 14 ± 5 kPa (2 ± 0.7 psid) Ceramic 1INST006304S Request
CCPI8040040S 75 Lohms 40 ± 15 kPa (6 ± 2.2 psid) Ceramic 1INST006304S Request
CCPI8040069S 75 Lohms 69 ± 15 kPa (10 ± 2.2 psid) Ceramic 1INST006304S Request

Installation & Accessories

Get in touch


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.