• HEYCO® Standard Nylon Dome Type Hole Plugs
HEYCO® Standard Nylon Dome Type Hole Plugsclose unneeded chassis holes. Their convex matte finish head tapers to a thin edge. They are available in 29 sizes for use in 3/16" - 6" (4.70mm - 152.40mm) diameter holes.
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Item #

Item Name

Overall Height

Maximum Mounting Hole Size

Head Outside Diameter

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N/A HEYCO® 101.60 Millimeter (mm) Maximum Mounting Hole Diameter Black Standard Nylon Dome Type Hole Plug N/A 7.50 in19.10 mm N/A 4.000 in101.60 mm N/A 4.156 in105.60 mm
N/A HEYCO® 101.60 Millimeter (mm) Maximum Mounting Hole Diameter White Standard Nylon Dome Type Hole Plug N/A 7.50 in19.10 mm N/A 4.000 in101.60 mm N/A 4.156 in105.60 mm
N/A HEYCO® 57.20 Millimeter (mm) Maximum Mounting Hole Diameter Black Standard Nylon Dome Type Hole Plug N/A 7.50 in19.10 mm N/A 2.250 in57.20 mm N/A 2.479 in63.00 mm
N/A HEYCO® 57.20 Millimeter (mm) Maximum Mounting Hole Diameter White Standard Nylon Dome Type Hole Plug N/A 7.50 in19.10 mm N/A 2.250 in57.20 mm N/A 2.479 in63.00 mm
N/A HEYCO® 54.00 Millimeter (mm) Maximum Mounting Hole Diameter Black Standard Nylon Dome Type Hole Plug N/A 0.760 in19.30 mm N/A 2.125 in54.00 mm N/A 2.343 in59.90 mm
N/A HEYCO® 54.00 Millimeter (mm) Maximum Mounting Hole Diameter White Standard Nylon Dome Type Hole Plug N/A 0.760 in19.30 mm N/A 2.125 in54.00 mm N/A 2.343 in59.90 mm
N/A HEYCO® 88.90 Millimeter (mm) Maximum Mounting Hole Diameter Black Standard Nylon Dome Type Hole Plug N/A 7.50 in19.10 mm N/A 3.500 in88.90 mm N/A 3.656 in92.90 mm
N/A HEYCO® 88.90 Millimeter (mm) Maximum Mounting Hole Diameter White Standard Nylon Dome Type Hole Plug N/A 7.50 in19.10 mm N/A 3.500 in88.90 mm N/A 3.656 in92.90 mm
N/A HEYCO® 85.70 Millimeter (mm) Maximum Mounting Hole Diameter Black Standard Nylon Dome Type Hole Plug N/A 7.50 in19.10 mm N/A 3.375 in85.70 mm N/A 3.656 in92.90 mm
N/A HEYCO® 85.70 Millimeter (mm) Maximum Mounting Hole Diameter White Standard Nylon Dome Type Hole Plug N/A 7.50 in19.10 mm N/A 3.375 in85.70 mm N/A 3.656 in92.90 mm
N/A HEYCO® 76.20 Millimeter (mm) Maximum Mounting Hole Diameter Black Standard Nylon Dome Type Hole Plug N/A 7.50 in19.10 mm N/A 3.000 in76.20 mm N/A 3.171 in80.50 mm
N/A HEYCO® 63.50 Millimeter (mm) Maximum Mounting Hole Diameter Black Standard Nylon Dome Type Hole Plug N/A 7.50 in19.10 mm N/A 2.500 in63.50 mm N/A 2.730 in69.50 mm
N/A HEYCO® 50.80 Millimeter (mm) Maximum Mounting Hole Diameter White Standard Nylon Dome Type Hole Plug N/A 0.469 in11.90 mm N/A 2.000 in50.80 mm N/A 2.170 in55.10 mm
N/A HEYCO® 50.80 Millimeter (mm) Maximum Mounting Hole Diameter Black Standard Nylon Dome Type Hole Plug N/A 0.469 in11.90 mm N/A 2.000 in50.80 mm N/A 2.170 in55.10 mm
N/A HEYCO® 44.50 Millimeter (mm) Maximum Mounting Hole Diameter White Standard Nylon Dome Type Hole Plug N/A 0.453 in11.50 mm N/A 1.750 in44.50 mm N/A 1.916 in48.70 mm
N/A HEYCO® 44.50 Millimeter (mm) Maximum Mounting Hole Diameter Black Standard Nylon Dome Type Hole Plug N/A 0.453 in11.50 mm N/A 1.750 in44.50 mm N/A 1.916 in48.70 mm
N/A HEYCO® 38.10 Millimeter (mm) Maximum Mounting Hole Diameter White Standard Nylon Dome Type Hole Plug N/A 0.453 in11.50 mm N/A 1.500 in38.10 mm N/A 1.671 in42.40 mm
N/A HEYCO® 38.10 Millimeter (mm) Maximum Mounting Hole Diameter Black Standard Nylon Dome Type Hole Plug N/A 0.453 in11.50 mm N/A 1.500 in38.10 mm N/A 1.671 in42.40 mm
N/A HEYCO® 34.90 Millimeter (mm) Maximum Mounting Hole Diameter Black Standard Nylon Dome Type Hole Plug N/A 0.453 in11.50 mm N/A 1.375 in34.90 mm N/A 1.500 in38.10 mm
N/A HEYCO® 34.90 Millimeter (mm) Maximum Mounting Hole Diameter White Standard Nylon Dome Type Hole Plug N/A 0.453 in11.50 mm N/A 1.375 in34.90 mm N/A 1.500 in38.10 mm
N/A HEYCO® 31.70 Millimeter (mm) Maximum Mounting Hole Diameter White Standard Nylon Dome Type Hole Plug N/A 0.453 in11.50 mm N/A 1.250 in31.70 mm N/A 1.375 in34.90 mm
N/A HEYCO® 31.70 Millimeter (mm) Maximum Mounting Hole Diameter Black Standard Nylon Dome Type Hole Plug N/A 0.453 in11.50 mm N/A 1.250 in31.70 mm N/A 1.375 in34.90 mm
N/A HEYCO® 30.10 Millimeter (mm) Maximum Mounting Hole Diameter White Standard Nylon Dome Type Hole Plug N/A 0.453 in11.50 mm N/A 1.187 in30.10 mm N/A 1.312 in33.30 mm
N/A HEYCO® 30.10 Millimeter (mm) Maximum Mounting Hole Diameter Black Standard Nylon Dome Type Hole Plug N/A 0.453 in11.50 mm N/A 1.187 in30.10 mm N/A 1.312 in33.30 mm
N/A HEYCO® 28.60 Millimeter (mm) Maximum Mounting Hole Diameter White Standard Nylon Dome Type Hole Plug N/A 0.453 in11.50 mm N/A 1.093 in28.60 mm N/A 1.218 in30.90 mm
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