Hubbell NHC1022ZP, Kellems Wire Management, Cord Connectors, 90 Degree Male 0.25"-0.38",1/2", Steel; Application: 90 Degree Male- Form 2; Standard: UL 514B; Color: Metallic; Mounting: Locknut or Tapped Opening; Material: Zinc Plated Steel. NPT hub sizes from ?" to 3" in straight male end, 90?, 45?, female and underground feed connectors. They are available in your choice of aluminum, plated steel, nylon and stainless steel. The patented GOTHCA ring incorporates a split hinge design to prevent friction and provide strain relief, also color-coded for sizing identification. Lubricated neoprene bushing compresses easily for a liquid tight seal and added pull-out protection.