853-040, 4" Schedule 80 PVC, flange (Blind), Gray , Color: Gray, Connection Type: Blind, Material: Schedule 80 PVC, Mfg. Part #: 853-040, Product Alias: 853040, Profile: flange, Size: 4", 853-040, 4" Schedule 80 PVC, flange (Blind), Gray , Color: Gray, Connection Type: Blind, Material: Schedule 80 PVC, Mfg. Part #: 853-040, Product Alias: 853040, Profile: flange, Size: 4", 4 Blind flange