This is our mini 1/8npt check valve which is perfect for mounting into a nozzle holder 

Features Include:

• Flows 25 gph/1575 ml
• Brass nickel plated
• 1/8 NPT female ports
• Internal sliding piston 
• EPDM internal o-ring
• 16 PSI cracking pressure
• Heat range up to 300 degree's 
• 500 psi max opperating pressure 
• Removable internal snap ring 
• 100% methanol compatible