Killark - Hubbell Electrical Systems UNFS1 1/2 Inch Zinc Plated Steel Short Female Expansion Conduit Union

UNF Series Fittings - Expansion Conduit Unions - Female - Short - Hub Size 1/2 In Features: Tapered threaded hubs (NPT) for rigid conduit and IMC; Telescoping components allows conduit to be inserted between fixed threaded hubs; Internal copper alloy grounding spring assures positive grounding; Close tolerance of mating parts eliminates passage of flame; Compact diameter allows use where conduit is closely spaced; Tapered threaded hubs (NPT) for rigid conduit and IMC. Telescoping components allows conduit to be inserted between fixed threaded hubs. Internal copper alloy grounding spring assures positive grounding. Close tolerance of mating parts eliminates passage