API 601 Spiral Wound Gasket For 4 Inch Pipe Size On 2500 Class Flanges With 304SS Windings And Flexible Graphite Filler Yellow Band Gray Stripe High Temperature Thermal Cycling And Pressure Variations Resistant

1-Piece 4-Inch Spiral Wound Gasket for 2500 Class Flanges
✔️ 1-piece gasket for 4" piping with 304SS windings and graphite filler

This spiral wound gasket is designed for high-temperature, high-pressure piping systems on ASME B16.20 and ASME B16.5 Class 2500 flanges. It features a centering ring, spiral wound metal and soft filler, and is color-coded Yellow Band Gray Stripe.

✅ 4" pipe size with ASME B16.20/B16.5 2500# flange compatibility
✅ 304SS windings with flexible graphite filler
✅ Centering ring for precise seating and compression control
✅ Temperature range -150 to 842 °F
✅ Durable, easy installation and removal
✅ Color: Yellow Band Gray Stripe

💡 What is a spiral wound gasket used for in high-pressure piping systems?

Here's a handy explainer for common questions about this gasket type. - Spiral wound gasket seals flange joints in high-pressure piping systems - Handles wide temperature range and pressure variations - Uses 304SS windings with graphite filler for durable service - Common on ASME B16.20/B16.5 2500# flange assemblies