FESTO Pressure Hoses & Connectors Screw fastener 612391 - FESTO 578281, The Festo screw fastener NPQH-L-G18-Q6-P10, with part number 578281, is a robust component designed for pressures ranging from -0.95 up to 20 bar. It features an external G1/8" thread for secure and reliable connections in pneumatic systems. Typically used in automation industries, this fastener ensures efficient and leak-proof assembly in various machinery and equipment. FESTO 578281 NPQH Screw Fastener G1/8" 5mm -0.95 to 20 bar 1pc