GYLON® Style 3500 Full Face Gasket, PTFE with Silica, 20 Inch ASME B16.5 Class 150, 0.063 Inch Thick, 20 Bolt Holes

37719-6120
  • Shipping Weight: 1.422 lbs
  • Gasket Type: Full Face
  • Style/Model: Style 3500
  • Pipe Standard and Class: ASME B16.5 Class 150
  • Compliances/Standards: ADI/TSE Free, FDA Compliant, REACH Compliant, RoHS Compliant, USDA Approved, USP VI 87 Compliant, USP VI 88 Compliant
  • Nominal Pipe Size Fraction (Inch): 20
  • Thickness (inch): 0.063
  • Composition: PTFE with Silica
  • Temperature Range (F): -450°F - 500°F
  • Temperature Range (C): -268°C - 260°C
  • Pressure Max (psi): 1200
  • Pressure Max (bar): 83
  • Bolt Circle Diameter (Inch): 25.000
  • Bolt Circle Diameter (mm): 635.00
  • Bolt Hole Diameter (Inch): 1.250
  • Bolt Hole Diameter (mm): 31.75
  • Bolt Hole Quantity: 20
  • Brand: GYLON®
  • Color: Fawn
  • Compliances: FDA Compliant, REACH Compliant, RoHS Compliant, USDA Approved, USP VI 87 Compliant, USP VI 88 Compliant, ADI/TSE Free
  • Flange Standards/Pressure Class: ASME B16.5 Class 150
  • Inside Diameter (Inch): 20.000
  • Inside Diameter (mm): 508.00
  • Min Temperature (C): -268
  • Min Temperature (F): -450
  • Nominal Pipe Size (inch): 20.000
  • Nominal Pipe Size DN (mm): 500.0
  • Outside Diameter (inch): 27.500
  • Outside Diameter (mm): 698.50
  • Pressure Class: 150
  • Primary Nominal Thickness: 1/16 in
  • Rubber Material: PTFE
  • Rubber Material Abbreviation: PTFE
  • UPC Code: 191074166485
  • Primary Dimensional Unit of Measure: Imperial
  • Branding: Branded
  • Thickness (mm): 1.60

Pipe flange gasket material made from GYLON® Style 3500, which is a silica filled PTFE material designed for use with strong acids, solvents, hydrocarbons, and other aggressive media.

  • Overview

Features and Benefits:

  • Tight seal
  • Improved performance over conventional PTFE
  • Reduced product loss and emissions
  • Reduced creep relaxation
  • Unique manufacturing process minimizes cold flow problems typical of skived and expanded PTFE sheets
  • Excellent bolt torque retention
  • Withstands a wide range of chemicals for extended service life in a wide variety of applications
  • Will not support flame
  • Will not support bacterial growth

Media Use:

  • Strong acids (except hydrofluoric acid)
  • Solvents
  • Hydrocarbons
  • Water
  • Steam
  • Chlorine
  • Cryogenics

Industries Served:

  • Chemical Processing
  • Food and Beverage
  • Mining
  • Pharmaceutical
  • Primary Metals
  • Water and Wastewater
  • Pulp and Paper
  • Power Generation
  • Oil and Gas
  • Nuclear