Perma-Cote ST style knockout hubs are used to terminate conduit runs through the wall of a sheet metal electrical enclosure. They are available with or without grounding lug. STTB style hubs are "Through-Bulkhead" fittings used to pass conduit runs throug

• Attributes
• Application : Used to terminate conduit runs through the wall of a sheet metal electrical enclosure
• Brand Name : Perma-Cote
• Color : Green;Grey
• Finish : PVC Coated Steel Knockout Hub
• Material : Steel
• Special Features : 40 mil gray PVC exterior coating - 2 mil green urethane interior coating - ST and STTB available in 12 trade sizes from 1/2" through 6" - STTTB in 6 trade sizes from 1/2" through 2". - Sealing sleeves on conduit side of hub - Molded PVC gasket seals flush with enclosure wall. - O-ring gasket provides additional seal
• Standard : UL;CSA NOTE: -All Screw-tight Hubs are listed for NEMA type enclosures 2, 3, 3R, 4, 4x, 11 and 12 - Grounding and Bonding Hubs are listed for NEMA Enclosures 2, 3, 3R, 4 and 12
• Trade Size : 2" IN
• Type : FITTING
• Connector Type : Threaded
• Trade Size : 2" IN
• Wall Thickness : 0.125 IN