FESTO Pressure Hoses & Connectors Screw fastener 612283 - FESTO 186114, The Festo QS-G3/8-12-I 186114 screw fastener features an external G3/8" thread, ideal for secure pneumatic connections. Manufactured by Festo, this pneumatic connector ensures reliable and durable fastening in various industrial automation systems. It is typically used in applications requiring precise and robust connections, such as in factory machinery and pneumatic control systems. FESTO 186114 Screw Fastener G3/8" external thread 1pc