It Has Set Screw for Locking Fixture Stem; Protects Fixture Against Wind and Vibration Damage; Dual Function - Conduit Outlet Box and Fixture Hanger; Can Be Wired at Work Bench; for Added Protection Where Lighting Fixtures Are Subjected to Vibration
Explosionproof, Dust-Ignitionproof; Smooth, Rounded Integral Bushing in Each Hub Protects Conductor Insulation; Accurately Tapped, Tapered Threads for Tight, Rigid Joints and Ground Continuity

• Special Features: Explosionproof, Dust-Ignitionproof; Smooth, Rounded Integral Bushing in Each Hub Protects Conductor Insulation; Accurately Tapped, Tapered Threads for Tight, Rigid Joints and Ground Continuity It Has Set Screw for Locking Fixture Stem; Protects Fixture Against Wind and Vibration Damage; Dual Function - Conduit Outlet Box and Fixture Hanger; Can Be Wired at Work Bench; for Added Protection Where Lighting Fixtures Are Subjected to Vibration
• Standard: Ul File Number E109438