Ring Buna-N Flange Gasket for 4" Pipe-1/16" Thick - Class 150

Ring buna-n flange gasket for 4" pipe-1/16" thick - class 150 ring gaskets (raised gaskets) are used on flanges with a raised surface and do not require mechanical mounting.buna-n has excellent resistance to oil, water, and mild chemicals.it's all rubber construction makes it more compressible and resilient than aramid.