Spiral Wound Gasket With Flexible Graphite Core For High Temperature Variations And Thermal Cycling, 40.50 In ID, 43.75 In OD, Class 150, 304 Stainless Steel Outer Ring With Graphite Fill, Teadit 900040A304GR150, For ASME B16.20 B16.47 Series A Flanges 40

Spiral wound gasket with graphite core for high-temp sealing
✔️ Single gasket, 40.50 in ID × 43.75 in OD, Class 150, 1 pc

This spiral wound gasket is designed for ASME B16.20/B16.47 Series A flanges in Class 150. It uses 304 stainless steel windings with a flexible graphite filler for reliable sealing under high-temperature variations and thermal cycling. The centering ring locates the gasket on the flange face, adds radial strength, and acts as a compression limiter for large-diameter joints.

✅ 304 stainless steel outer ring with graphite fill
✅ Spiral windings with flexible graphite filler for effective sealing
✅ Temperature range -150 to 842°F (-101 to 450°C)
✅ Size: ID 40.50 in (1029 mm), OD 43.75 in (1111 mm)
✅ Centering ring ensures accurate placement and compression control

💡 What is a spiral wound gasket used for in high-temperature piping systems?
- Handy for high-temp piping on ASME B16.20/B16.47 Series A flanges
- 304 stainless steel windings with flexible graphite filler for reliable seals
- Handles thermal cycling from -150°F to 842°F
- Centering ring aids precise placement and compression limiting