Grounding Hub

Grounding Hub for Rigid/IMC Conduit The Grounding Hub 64917 by Thomas & Betts is a 1-1/2 inch conduit fitting designed for use with rigid and intermediate metal conduit (IMC). It provides a secure and reliable grounding connection, suitable for hazardous locations including Class I Division 2, Class II Division 1 & 2, and Class III Division 1 & 2 per NEC and CEC standards. This grounding hub features a 316 stainless steel body with a thermoplastic insulating throat and a nitrile (BUNA-N) sealing ring, ensuring superior corrosion resistance and watertight sealing compatible with NEMA 3R, 4, 4X, and 13 enclosures. Ideal for electrical distributors and switchgear suppliers requiring durable and code-compliant grounding solutions. Specifications Trade Size: 1-1/2 Inch Material: 316 Stainless Steel Housing Material: Stainless Steel Length: 1.88 in Outside Diameter: 2.75 in Application: For Use with Rigid/IMC Conduit Manufacturer Part #: H150GRSST Product Weight: 9.2 lbs UPC: 786210002828 Standards: UL E23018, CSA Certified Features Hexagonal/splined body and locknut enable fast and easy installation Thermoplastic insulating throat protects conductors and reduces wire pull effort Sealing ring made of nitrile (BUNA-N) for reliable watertight seal Suitable for hazardous locations per NEC and CEC requirements Meets NEMA sealing requirements for NEMA 3R, 4, 4X, and 13 enclosures Downloads & Links Technical Drawing / Spec Sheet Canada Spec Sheet Technical Drawing / Spec Sheet US