Sterling Seal CRG7540.400.062.300X50 7540 Vegetable Fiber Ring Gasket - 4" Pipe Size, 1/16" Thickness, 300# Pressure Class, 4.5" ID (Pack of 50) - Ideal for High-Pressure Plumbing, Industrial Pipe Systems, and Water Treatment Applications

Make four even increment passes in a 12-6-3-9 o'clock pattern sequence The appropriate stress on the gasket material you use is key to its success which varies depending material chosen

You will get maximum performance from our gasket materials when you use our gasket installation procedure. [1] clean and inspect the flanges; surface or parts that require gasket

Clean or replace your bolts; nuts & washers. Lubricate the bolt's; thread; nuts; washers and the underside of the head with graphite based compound

Flat washers are recommended to assure even distribution of the bolting force. Ensure lubricant doesn’t contaminate gasket. Carefully insert the gasket between the mating surfaces

The use of a torque wrench is highly recommended. This assures a longer life and leak free performance. Whether an automotive head gasket or a flange gasket; it should be torqued

Make four even increment passes in a 12-6-3-9 o'clock pattern sequence. The appropriate stress on the gasket material you use is key to its success which varies depending material chosen