GASKET, SMOOTH RED RBR, 4.000", 150# RF

APG stocks the 13880RF125A0400FC, a Red Rubber, Smooth Finish Class 150 ring face Flange Gasket built to a 4 inch nominal pipe size, a Class 150 pressure rating, and a thickness of 0.125 inch. A flange gasket seals a bolted flange connection across the full pressure rating of the class. Supplementary detail from the product record: NPS, 0.125 THK.

Red Rubber, Smooth Finish is specified here for good conformability on low-pressure flanges, reliable water and air sealing. This material stands up to mild chemicals, abrasion, and low-pressure service. It is not the right choice where ozone and direct sunlight or high-temperature service are present.

Typical settings include water and wastewater, HVAC ductwork, and low-pressure air service.

This item is sold individually under part number 13880RF125A0400FC. Application requirements vary, so validate compatibility with your process conditions prior to installation.