E305435: This is the UL (Underwriters Laboratories) file number or model registration number. It is commonly embossed on unbranded, die-cast copper-free aluminum conduit bodies.
C75: This indicates a Type C conduit body with 3/4-inch hubs (where "75" represents 0.75 inches). Type C bodies are straight-through fittings with openings on opposing ends to align and pull wires through a straight run.
Conduit Body: An electrical fitting that serves as an accessible pull box, offering an entry point for pulling, inspecting, or maintaining wires within a conduit raceway system.
Max 2 6AWG: This defines the maximum wire capacity limits for safety compliance. It dictates that you can pull or house a maximum of two 6 AWG (American Wire Gauge) conductors through this specific fitting without violating standard electrical codes.
3HMR: This is a specific factory manufacturing or batch code frequently paired alongside the E305435 UL marking on die-cast aluminum fittings.