2 Inch Black Snap In Knockout Insulating Bushing Grommets For Wiring And Cables Plastic Nylon Round Cable Hole Grommets With Locking Design For Electrical Wire Cord Hose And Tubing 6 Pieces
✔️ 6-piece set, fits 49.2-50 mm holes, 41.2 mm ID
These black snap-in knockout insulating bushings convert sharp hole edges into smooth, insulated openings. They are commonly used in electrical panels, control boxes, and enclosures to protect wires, cables, hoses, and tubing passing through metal walls.
✅ Pack: 6 pieces
✅ Mounting Dia: 2 in
✅ Hole Diameter: 1.94-1.97 in (49.2-50 mm)
✅ Inner Dia: 1.62 in (41.2 mm)
✅ Outer Dia: 2.11 in (53.5 mm)
✅ Height: 0.45 in (11.52 mm)
✅ Material: UL certified flame retardant nylon 6/6, 94V-2 UL
✅ Color: Black
💡 What is a knockout insulating bushing used for in electrical enclosures and panels? A handy device that guards wiring as it passes through metal openings.
- Protects cables from sharp knockout edges
- Reduces wear on insulation and dampens vibration
- Helps seal against dust and moisture in some enclosures
- Keeps wiring neat and organized inside metal boxes