The T&S Brass 015589-40 Valve Assembly is designed specifically for the New Glass Filler. Constructed with a durable stainless steel spring, this assembly ensures reliable performance and longevity. It features 3/4-20 UN threads for easy installation and compatibility with various setups. This valve assembly meets UL standards, providing peace of mind in safety and quality. Ideal for enhancing the functionality of your glass filler, it combines robust materials with precise engineering for optimal efficiency.