NON-RETURN-VALVE, O 12-13-15mm Back Catalog number: 419 Availability: In the manufacturer's stock Price on request - + Recommended 1452-0202 Pinnacle Valve Maintenance Kit Price on request B-2P4T Brass Quarter-Turn Instrument Plug Valve, 1/8 in Price on request CTS-A019 Manual Injection Valve Rotor Seal, Vespel® Price on request