GYLON® Style 3505 Unbranded Ring Gasket, PTFE with Aluminosilicate Microspheres, 22 Inch ASME B16.5 Class 150 0.125 Inch Thick 20 Bolt Holes

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GYLON® Style 3505 Unbranded Ring Gasket, PTFE with Aluminosilicate Microspheres, 22 Inch ASME B16.5 Class 150 0.125 Inch Thick 20 Bolt Holes
  • Shipping Weight: 1.081 lbs
  • Gasket Type: Ring
  • Style/Model: Style 3505
  • Pipe Standard and Class: ASME B16.5 Class 150
  • Compliances/Standards: ADI/TSE Free, FDA Compliant, NSF® 61 Certified, Oxygen Service, REACH Compliant, RoHS Compliant, USP VI 661 Compliant, USP VI 87 Compliant, USP VI 88 Compliant
  • Nominal Pipe Size Fraction (Inch): 22
  • Thickness (inch): 0.125
  • Composition: PTFE with Aluminosilicate Microspheres
  • Temperature Range (F): -450°F - 500°F
  • Temperature Range (C): -268°C - 260°C
  • Pressure Max (psi): 800
  • Pressure Max (bar): 55
  • Bolt Circle Diameter (Inch): 27.250
  • Bolt Hole Diameter (Inch): 1.375
  • Bolt Hole Quantity: 20
  • Brand: GYLON®
  • Branding: Unbranded
  • Compliances: FDA Compliant, NSF® 61 Certified, REACH Compliant, RoHS Compliant, USP VI 87 Compliant, USP VI 88 Compliant, USP VI 661 Compliant, ADI/TSE Free, Oxygen Service
  • Flange Standards/Pressure Class: ASME B16.5 Class 150
  • Inside Diameter (Inch): 22.000
  • Min Temperature (C): -268
  • Min Temperature (F): -450
  • Nominal Pipe Size (inch): 22.000
  • Nominal Pipe Size DN (mm): 550.0
  • Pressure Class: 150
  • Primary Nominal Thickness: 1/8 in
  • Rubber Material: PTFE
  • Rubber Material Abbreviation: PTFE
  • Sort Priority: 550
  • UPC Code: 191074114509
  • Primary Dimensional Unit of Measure: Imperial
  • Color: Blue
  • Thickness (mm): 3.18
  • Inside Diameter (mm): 558.80
  • Outside Diameter (inch): 29.500
  • Outside Diameter (mm): 749.30

The GYLON® Style 3505 gasket is a high performance, aluminosilicate microsphere filled PTFE gasketing material that is designed for use in oxygen service. GYLON® 3505 is also NSF 61-approved for use in potable water service, and an excellent choice for water lines where electrical isolation properties are necessary.

  • 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
  • Offers some of the largest sheet sizes in the industry
  • Improved material utilization reduces waste
  • Branding and color coding reduces misapplication

Media Use:

  • Potable drinking water
  • Hydrocarbons
  • Solvents
  • Many acids and some caustics
  • Refrigerants
  • Cryogenics
  • Hydrogen peroxide
  • Oxygen service

Industries Served:

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