Brass Spring Check Valve Metal Disc Male×Male

This compact springloaded check valve combines a brass body with a metal disc and malemale threaded connections, designed to provide reliable oneway flow protection in smallerbore systems. Whether its for water, air or lightfluid service, it offers a strong combination of materials and performance.

Technical Data:

• Connection type: Screwed BSPP male × male, sizes from ½ up to 1¼
• Opening (cracking) pressure: approximately 0.02bar meaning very low differential needed to allow forward flow
• Body material: Brass alloy, offering good corrosion resistance and durability
• Disc and spring arrangement: Metal disc with integrated spring ensures rapid closure on flow reversal
• Liner/Seal material: Viton® (fluoroelastomer) gasket for sealing integrity under varied service conditions
• Pressurerating: PN35 for sizes ½ to 1, PN25 for 1¼ etc
• Temperature range: From around 0°C up to +150°C
• Flow orientation: Usually suitable for horizontal or vertical installations, provided flow arrow is respected
• Typical applications: Domestic supply isolation, compressor discharge systems, general industrial service where backflow must be prevented

Summary:
This brass spring check valve is a highly effective nonreturn valve designed for smaller pipe sizes. Its low cracking pressure, metal disc construction and male x male threaded ends make it a practical and dependable choice for light industrial, commercial or domestic use.