GASKET, 60 DURO BUNA-N, 4.000" 150# FF

Ordered as 13726FF125A0400, this is a black Buna-N (Nitrile) Class 150 full face Flange Gasket supplied with a 4 inch nominal pipe size, a Class 150 pressure rating, and a thickness of 0.125 inch. The flange gasket provides a replaceable sealing element at every flanged pipe connection. Supplementary detail from the product record: NPS, 0.125 THK.

This material stands up to water, petroleum-based oils, and propane and butane. Buna-N (Nitrile) delivers strong abrasion and tear resistance, low compression set under sustained load. It should not be specified for service in strong acids or automotive brake fluid.

Common environments for this compound include agricultural equipment, hydraulic and pneumatic systems, and fluid power.

Reference part number 13726FF125A0400 when ordering; the item is sold individually. As always, verify media compatibility and operating conditions against the requirements of your specific application. For a size or compound outside the standard catalog, APG can quote from a print or sample.