GRAPH-LOCK® Style 3125-TC Full Face Gasket, Graphite, 4 Inch ASME B16.5 Old Standard Class 150, 0.125 Inch Thick, 8 Bolt Holes

37725-7104
GRAPH-LOCK® Style 3125-TC Full Face Gasket, Graphite, 4 Inch ASME B16.5 Old Standard Class 150, 0.125 Inch Thick, 8 Bolt Holes
  • Shipping Weight: 0 lbs
  • Gasket Type: Full Face
  • Style/Model: Style 3125-TC
  • Pipe Standard and Class: ASME B16.5 Old Standard Class 150
  • Compliances/Standards: REACH Compliant, RoHS Compliant
  • Nominal Pipe Size Fraction (Inch): 4
  • Thickness (inch): 0.125
  • Composition: Graphite
  • Temperature Range (F): -450°F - 850°F
  • Temperature Range (C): -268°C - 454°C
  • Pressure Max (psi): 2000
  • Pressure Max (bar): 138
  • Bolt Circle Diameter (Inch): 7.500
  • Bolt Circle Diameter (mm): 190.50
  • Bolt Hole Diameter (Inch): 0.750
  • Bolt Hole Diameter (mm): 19.05
  • Bolt Hole Quantity: 8
  • Brand: GRAPH-LOCK®
  • Color: Black
  • Compliances: REACH Compliant, RoHS Compliant
  • Fiber: Graphite
  • Flange Standards/Pressure Class: ASME B16.5 Old Standard Class 150
  • Max Temperature (C): 454
  • Max Temperature (F): 850
  • Min Temperature (C): -268
  • Min Temperature (F): -450
  • Nominal Pipe Size (inch): 4.000
  • Nominal Pipe Size DN (mm): 100.0
  • Pressure Class: 150
  • Primary Nominal Thickness: 1/8
  • Rubber Material: Graphite
  • Sort Priority: 240
  • Primary Dimensional Unit of Measure: Imperial
  • Thickness (mm): 3.18
  • Inside Diameter (Inch): 4.000
  • Inside Diameter (mm): 101.60
  • Outside Diameter (inch): 9.000
  • Outside Diameter (mm): 228.60

Purified natural graphite flake that have been acid washed, expanded under heat, and then compressed into sheets with a minimum graphite content of 98%. The graphite is mechanically bonded to a 0.004” thick 316 stainless steel tang insert (53 tangs/sq in.).

  • Overview

Features and Benefits:

  • Excellent resistance
  • Pure exfoliated graphite flake material excels in extreme conditions, withstanding heat, pressure, and aggressive chemicals
  • Proven fire-safe
  • Reliable
  • Seals easily under moderate bolt load, offers superior torque retention
  • Retains dimensional stability in high temperatures; seals tightly even during pressure fluctuations