GASKET, CLOTH RED RBR, 4.000" 150# FF

Part number 13890FF125A0400 is a red Red Rubber, Fabric Finish Class 150 full face Flange Gasket measuring a 4 inch nominal pipe size, a Class 150 pressure rating, and a thickness of 0.125 inch. A flange gasket fills the microscopic imperfections in flange faces so the joint holds pressure. The catalog record notes: NPS,0.125 THK.

This material stands up to water, abrasion, and mild chemicals. Red Rubber, Fabric Finish is valued for good conformability on low-pressure flanges and an economical general-purpose gasket material. It should not be specified for service in petroleum oils and fuels or high-temperature service.

It sees regular use in HVAC ductwork, general plant maintenance, and water and wastewater.

Reference part number 13890FF125A0400 when ordering; the item is sold individually. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. For a size or compound outside the standard catalog, APG can quote from a print or sample.