EFC International
EFC International
1940 Craigshire St. Louis,
MO 63146-4008
Phone: 1 314.434.28881
Contact: www.efc-intl.com/contact
Website: www.efc-intl.com
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Our Transparent Plastic Dome Plugs are molded of transparent ABS or crystal clear Lexan, making them perfect for applications requiring visibility into the chassis.
HEYCO® Transparent Plastic Dome Hole Plugs
Unit of Measure
1 2 

Item #

Item Name

Overall Height

Maximum Panel Size

Hose Outside Diameter

20804002-S15 N/A HEYCO® 0.312 Inch (in) Overall Height Transparent Plastic Dome Hole Plug N/A 0.312 in7.90 mm N/A 0.062 in1.60 mm N/A 0.312 in7.90 mm
20804009-AB15I N/A HEYCO® 0.312 Inch (in) Overall Height Transparent Plastic Dome Hole Plug N/A 0.312 in7.90 mm N/A 0.062 in1.60 mm N/A 0.375 in9.50 mm
20900033-J15 N/A HEYCO® 0.406 Inch (in) Overall Height Transparent Plastic Dome Hole Plug N/A 0.406 in10.30 mm N/A 0.125 in3.20 mm N/A 0.531 in13.50 mm
20900033-S15 N/A HEYCO® 0.406 Inch (in) Overall Height Transparent Plastic Dome Hole Plug N/A 0.406 in10.30 mm N/A 0.125 in3.20 mm N/A 0.531 in13.50 mm
20792012-S15 N/A HEYCO® 0.453 Inch (in) Overall Height Transparent Plastic Dome Hole Plug N/A 0.453 in11.50 mm N/A 0.125 in3.20 mm N/A 0.953 in24.20 mm
20792013-S15 N/A HEYCO® 0.453 Inch (in) Overall Height Transparent Plastic Dome Hole Plug N/A 0.453 in11.50 mm N/A 0.125 in3.20 mm N/A 1.125 in28.60 mm
Unit of Measure
1 2