High Pressure Gaskets | McMaster-Carr

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51 Products

High-Temperature Extreme-Pressure Graphite Gasket Material

Able to withstand pressure up to 10,000 psi, these are our highest pressure-rated gasket sheets. They handle temperatures up to 850° F. Use them when a strong seal is required in boilers and furnaces. Cut with a utility knife.

For technical drawings and 3-D models, click on a part number.

1/32" Thick.
Wd.	Lg.	Max. Pressure, psi	Temperature Range, °F	Color	Insert Material		Each
6"	6"	10,000	-400° to 850°	Gray	Stainless Steel	00000000	000000
12"	12"	10,000	-400° to 850°	Gray	Stainless Steel	00000000	00000
24"	24"	10,000	-400° to 850°	Gray	Stainless Steel	00000000	00000
39"	39"	10,000	-400° to 850°	Gray	Stainless Steel	00000000	000000
60"	60"	10,000	-400° to 850°	Gray	Stainless Steel	00000000	000000
1/16" Thick.
6"	6"	10,000	-400° to 850°	Gray	Stainless Steel	00000000	00000
12"	12"	10,000	-400° to 850°	Gray	Stainless Steel	00000000	00000
24"	24"	10,000	-400° to 850°	Gray	Stainless Steel	00000000	000000
39"	39"	10,000	-400° to 850°	Gray	Stainless Steel	00000000	000000
60"	60"	10,000	-400° to 850°	Gray	Stainless Steel	00000000	000000
1/8" Thick.
12"	12"	10,000	-400° to 850°	Gray	Stainless Steel	00000000	000000
24"	24"	10,000	-400° to 850°	Gray	Stainless Steel	00000000	000000
39"	39"	10,000	-400° to 850°	Gray	Stainless Steel	00000000	000000
60"	60"	10,000	-400° to 850°	Gray	Stainless Steel	00000000	00000000

High-Temperature High-Pressure Graphite Gasket Material

These sheets and discs can withstand temperatures up to 850° F and pressure up to 2,000 psi. Use them when a strong seal is required in boilers and furnaces. Cut with a utility knife.

Sheets are graphite; they offer excellent compression under moderate loads.

For technical drawings and 3-D models, click on a part number.

Sheets

					1/32" Thick.		1/16" Thick.		1/8" Thick.
Wd.	Lg.	Max. Pressure, psi	Temperature Range, °F	Color		Each		Each		Each
6"	6"	2,000	-400° to 850°	Gray	000000000	000000	000000000	000000	000000000	000000
12"	12"	2,000	-400° to 850°	Gray	00000000	00000	00000000	00000	00000000	00000
24"	24"	2,000	-400° to 850°	Gray	00000000	00000	00000000	00000	00000000	000000
39"	39"	2,000	-400° to 850°	Gray	00000000	000000	00000000	000000	00000000	000000
60"	60"	2,000	-400° to 850°	Gray	00000000	000000	00000000	000000	00000000	000000

Adhesive-Back Sheets

					1/16" Thick.		1/8" Thick.
Wd.	Lg.	Max. Pressure, psi	Temperature Range, °F	Color		Each		Each
1/4"	24"	2,000	-400° to 850°	Gray	00000000	000000	00000000	000000
3/8"	24"	2,000	-400° to 850°	Gray	00000000	00000	00000000	00000
1/2"	24"	2,000	-400° to 850°	Gray	00000000	00000	00000000	00000
3/4"	24"	2,000	-400° to 850°	Gray	00000000	00000	00000000	00000
1"	24"	2,000	-400° to 850°	Gray	00000000	00000	00000000	00000

High-Temperature High-Pressure Fire-Rated Graphite Gasket Material

Made of American Bureau of Shipping Fire Safe approved graphite material, these sheets withstand temperatures up to 650° F and pressure up to 2,000 psi. Use them when a strong seal is required in boilers and furnaces. Cut with a utility knife.

For technical drawings and 3-D models, click on a part number.

					1/32" Thick.		1/16" Thick.		1/8" Thick.
Wd.	Lg.	Max. Pressure, psi	Temperature Range, °F	Color		Each		Each		Each
6"	6"	2,000	-100° to 650°	Brown	00000000	000000	00000000	000000	00000000	000000
15"	15"	2,000	-100° to 650°	Brown	00000000	00000	00000000	000000	00000000	000000
30"	30"	2,000	-100° to 650°	Brown	00000000	000000	00000000	000000	00000000	000000
30"	60"	2,000	-100° to 650°	Brown	00000000	000000	00000000	000000	00000000	00000000