Garlock Graph-Lock 3125-TC Ring Gasket

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Garlock Graph-Lock 3125-TC Ring Gasket

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GRAPH-LOCK® 3125-TC Flexible Graphite Gasketing: Mechanically bonded graphite sheet with a 316SS tang insert. Purified natural graphite flake that have been acid washed, expanded under heat, and then compressed into sheets with a minimum graphite content of 98%. Download our ring gasket guide here.

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PERFORMANCE & SPECIFICATIONS

Performance

Min Temperature (F) -400°
Max Temperature (F) 850°
Max Pressure (PSI) 2000

Features and Benefits

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

Material Datasheets

Graph-Lock 3125-TC

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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	ADD TO CART
1/2" 150# 1/32" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-F8Q9-RE20-8PGR	1/2	150	ASME B16.5	1/32	0.840	1.880	1-2 Days	$3.08 x 4 $2.11 x 15 $1.17 x 60	Starting at: $1.17	PRICE QTY $12.34
1/2" 150# 1/16" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-F8Q9-RE20-NYGF	1/2	150	ASME B16.5	1/16	0.840	1.880	1-2 Days	$3.25 x 4 $2.26 x 15 $1.32 x 40	Starting at: $1.32	PRICE QTY $13.01
1/2" 150# 1/8" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-F8Q9-RE20-15Y3	1/2	150	ASME B16.5	1/8	0.840	1.880	1-2 Days	$3.82 x 4 $3.47 x 10 $1.97 x 30	Starting at: $1.97	PRICE QTY $15.26
1/2" 300# 1/32" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-F8Q9-G35E-8PGR	1/2	300	ASME B16.5	1/32	0.840	2.120	1-2 Days	$3.26 x 4 $2.26 x 15 $1.32 x 40	Starting at: $1.32	PRICE QTY $13.03
1/2" 300# 1/16" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-F8Q9-G35E-NYGF	1/2	300	ASME B16.5	1/16	0.840	2.120	1-2 Days	$3.47 x 4 $2.46 x 15 $1.50 x 40	Starting at: $1.50	PRICE QTY $13.87
1/2" 300# 1/8" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-F8Q9-G35E-15Y3	1/2	300	ASME B16.5	1/8	0.840	2.120	1-2 Days	$4.17 x 3 $3.79 x 10 $2.28 x 30	Starting at: $2.28	PRICE QTY $12.52
3/4" 150# 1/32" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-G56P-9CD0-8PGR	3/4	150	ASME B16.5	1/32	1.060	2.250	1-2 Days	$3.37 x 4 $2.37 x 15 $1.42 x 40	Starting at: $1.42	PRICE QTY $13.48
3/4" 150# 1/16" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-G56P-9CD0-NYGF	3/4	150	ASME B16.5	1/16	1.060	2.250	1-2 Days	$3.61 x 4 $3.28 x 10 $1.62 x 40	Starting at: $1.62	PRICE QTY $14.43
3/4" 150# 1/8" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-G56P-9CD0-15Y3	3/4	150	ASME B16.5	1/8	1.060	2.250	1-2 Days	$4.40 x 3 $4.00 x 10 $2.80 x 20	Starting at: $2.80	PRICE QTY $13.19
3/4" 300# 1/8" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-G56P-3983-15Y3	3/4	300	ASME B16.5	1/8	1.060	2.620	1-2 Days	$5.06 x 3 $4.60 x 7 $3.37 x 20	Starting at: $3.37	PRICE QTY $15.17
3/4" 300# 1/16" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-G56P-3983-NYGF	3/4	300	ASME B16.5	1/16	1.060	2.620	1-2 Days	$4.00 x 3 $3.64 x 10 $2.13 x 30	Starting at: $2.13	PRICE QTY $12.01
3/4" 300# 1/32" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-G56P-3983-8PGR	3/4	300	ASME B16.5	1/32	1.060	2.620	1-2 Days	$3.69 x 4 $3.35 x 10 $1.86 x 30	Starting at: $1.86	PRICE QTY $14.74
1" 150# 1/32" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-E4XU-VETT-8PGR	1	150	ASME B16.5	1/32	1.310	2.620	1-2 Days	$3.70 x 4 $3.36 x 10 $1.87 x 30	Starting at: $1.87	PRICE QTY $14.80
1" 150# 1/16" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-E4XU-VETT-NYGF	1	150	ASME B16.5	1/16	1.310	2.620	1-2 Days	$4.02 x 3 $3.65 x 10 $2.47 x 20	Starting at: $2.47	PRICE QTY $12.05
1" 150# 1/8" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-E4XU-VETT-15Y3	1	150	ASME B16.5	1/8	1.310	2.620	1-2 Days	$5.07 x 3 $4.61 x 7 $3.38 x 20	Starting at: $3.38	PRICE QTY $15.21
1" 300# 1/32" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-E4XU-R7WZ-8PGR	1	300	ASME B16.5	1/32	1.310	2.880	1-2 Days	$3.95 x 3 $3.59 x 10 $2.08 x 30	Starting at: $2.08	PRICE QTY $11.84
1" 300# 1/16" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-E4XU-R7WZ-NYGF	1	300	ASME B16.5	1/16	1.310	2.880	1-2 Days	$4.33 x 3 $3.93 x 10 $2.74 x 20	Starting at: $2.74	PRICE QTY $12.98
1" 300# 1/8" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-E4XU-R7WZ-15Y3	1	300	ASME B16.5	1/8	1.310	2.880	1-2 Days	$5.59 x 3 $5.08 x 7 $4.16 x 15	Starting at: $4.16	PRICE QTY $16.77
1.25" 150# 1/32" Thk Graph-Lock 3125-TC 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 See more GK-RS-HVE-8WTN-QTZ0-8PGR	1-1/4	150	ASME B16.5	1/32	1.660	3.000	1-2 Days	$5.07 x 3 $3.72 x 10 $2.20 x 30	Starting at: $2.20	PRICE QTY $15.22
1.25" 150# 1/16" Thk Graph-Lock 3125-TC ASME B16.5 Ring Gasket	Nominal Pipe Size 1-1/4 Pressure Rating (lbs) 150 Flange Standard (ASME) ASME B16.5 Thickness (In.) 1/16 Inner Diameter (In.) 1.660 Outer Diameter (In.) 3.000 Ships Within 1-2 Days See more GK-RS-HVE-8WTN-QTZ0-NYGF	1-1/4	150	ASME B16.5	1/16	1.660	3.000	1-2 Days	$5.48 x 3 $4.99 x 7 $2.89 x 20	Starting at: $2.89	PRICE QTY $16.45