Garlock Graph-Lock 3125-SS Ring Gasket

GRAPH-LOCK® 3125-SS has laminated layers of 0.015" purified natural graphite flake that have been acid washed, expanded under heat and then compressed into sheets with a minimum graphite content of 98%. This sheet contains a 0.002” thick 316 stainless steel foil insert, bonded with a proprietary adhesive.

  •  Performance
    • Min Temperature (F) -400°
    • Max Temperature (F) 850°
    • Max Pressure (PSI) 2000
  • Features and Benefits
    • Proven fire-safe
    • Pure exfoliated graphite flake material excels in extreme conditions, withstanding heat, pressure and aggressive chemicals
    • Seals easily under moderate bolt load, offers superior torque retention
    • Retains dimensional stability in high temperatures; seals tightly even during pressure fluctuations
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Grouped product items
PART NUMBER Nominal Pipe Size Pressure Rating (lbs) Flange Standard (ASME) Thickness (In.) Inner Diameter (In.) Outer Diameter (In.) Ships Within
PRICE
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1/2" 150# 1/16" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 1/2

Pressure Rating (lbs) : 150

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/16

Inner Diameter (In.) : 0.840

Outer Diameter (In.) : 1.880

Ships Within : 1-2 Days

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Starting at: $0.90
PRICE QTY
$10.19
1/2" 150# 1/32" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 1/2

Pressure Rating (lbs) : 150

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/32

Inner Diameter (In.) : 0.840

Outer Diameter (In.) : 1.880

Ships Within : 1-2 Days

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Starting at: $0.77
PRICE QTY
$11.99
1/2" 150# 1/8" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 1/2

Pressure Rating (lbs) : 150

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/8

Inner Diameter (In.) : 0.840

Outer Diameter (In.) : 1.880

Ships Within : 1-2 Days

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Starting at: $1.28
PRICE QTY
$11.96
1/2" 300# 1/8" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 1/2

Pressure Rating (lbs) : 300

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/8

Inner Diameter (In.) : 0.840

Outer Diameter (In.) : 2.120

Ships Within : 1-2 Days

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Starting at: $1.62
PRICE QTY
$12.87
1/2" 300# 1/16" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 1/2

Pressure Rating (lbs) : 300

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/16

Inner Diameter (In.) : 0.840

Outer Diameter (In.) : 2.120

Ships Within : 1-2 Days

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Starting at: $1.00
PRICE QTY
$10.65
1/2" 300# 1/32" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 1/2

Pressure Rating (lbs) : 300

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/32

Inner Diameter (In.) : 0.840

Outer Diameter (In.) : 2.120

Ships Within : 1-2 Days

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Starting at: $0.84
PRICE QTY
$12.37
3/4" 150# 1/8" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 3/4

Pressure Rating (lbs) : 150

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/8

Inner Diameter (In.) : 1.060

Outer Diameter (In.) : 2.250

Ships Within : 1-2 Days

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Starting at: $1.75
PRICE QTY
$10.08
3/4" 150# 1/16" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 3/4

Pressure Rating (lbs) : 150

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/16

Inner Diameter (In.) : 1.060

Outer Diameter (In.) : 2.250

Ships Within : 1-2 Days

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Starting at: $1.07
PRICE QTY
$10.96
3/4" 150# 1/32" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 3/4

Pressure Rating (lbs) : 150

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/32

Inner Diameter (In.) : 1.060

Outer Diameter (In.) : 2.250

Ships Within : 1-2 Days

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Starting at: $0.89
PRICE QTY
$10.12
3/4" 300# 1/16" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 3/4

Pressure Rating (lbs) : 300

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/16

Inner Diameter (In.) : 1.060

Outer Diameter (In.) : 2.620

Ships Within : 1-2 Days

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Starting at: $1.25
PRICE QTY
$11.80
3/4" 300# 1/8" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 3/4

Pressure Rating (lbs) : 300

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/8

Inner Diameter (In.) : 1.060

Outer Diameter (In.) : 2.620

Ships Within : 1-2 Days

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Starting at: $2.40
PRICE QTY
$11.34
3/4" 300# 1/32" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 3/4

Pressure Rating (lbs) : 300

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/32

Inner Diameter (In.) : 1.060

Outer Diameter (In.) : 2.620

Ships Within : 1-2 Days

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Starting at: $1.01
PRICE QTY
$10.68
1" 150# 1/8" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 1

Pressure Rating (lbs) : 150

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/8

Inner Diameter (In.) : 1.310

Outer Diameter (In.) : 2.620

Ships Within : 1-2 Days

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Starting at: $2.41
PRICE QTY
$11.38
1" 150# 1/16" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 1

Pressure Rating (lbs) : 150

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/16

Inner Diameter (In.) : 1.310

Outer Diameter (In.) : 2.620

Ships Within : 1-2 Days

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Starting at: $1.26
PRICE QTY
$11.85
1" 150# 1/32" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 1

Pressure Rating (lbs) : 150

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/32

Inner Diameter (In.) : 1.310

Outer Diameter (In.) : 2.620

Ships Within : 1-2 Days

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Starting at: $1.02
PRICE QTY
$10.73
1" 300# 1/16" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 1

Pressure Rating (lbs) : 300

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/16

Inner Diameter (In.) : 1.310

Outer Diameter (In.) : 2.880

Ships Within : 1-2 Days

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Starting at: $1.40
PRICE QTY
$12.51
1" 300# 1/32" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 1

Pressure Rating (lbs) : 300

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/32

Inner Diameter (In.) : 1.310

Outer Diameter (In.) : 2.880

Ships Within : 1-2 Days

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Starting at: $1.11
PRICE QTY
$11.17
1" 300# 1/8" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 1

Pressure Rating (lbs) : 300

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/8

Inner Diameter (In.) : 1.310

Outer Diameter (In.) : 2.880

Ships Within : 1-2 Days

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Starting at: $2.69
PRICE QTY
$12.36
1.25" 150# 1/32" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 1-1/4

Pressure Rating (lbs) : 150

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/32

Inner Diameter (In.) : 1.660

Outer Diameter (In.) : 3.000

Ships Within : 1-2 Days

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Starting at: $1.18
PRICE QTY
$11.16
1.25" 150# 1/8" Thk Graph-Lock 3125-SS ASME B16.5 Ring Gasket

Nominal Pipe Size : 1-1/4

Pressure Rating (lbs) : 150

Flange Standard (ASME) : ASME B16.5

Thickness (In.) : 1/8

Inner Diameter (In.) : 1.660

Outer Diameter (In.) : 3.000

Ships Within : 1-2 Days

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Starting at: $2.85
PRICE QTY
$10.32