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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Square Standard Tube Plugs fit multiple tube gauges and provide a secure fit. They are perfect for office and patio furniture, tubular racks, appliances, exercise equipment or wherever a finished look is required.
Standard Square Tube Plugs
Unit of Measure
1 2 

Item #

Item Name

Length

Tube Size

Tube Wall Size

04MSQ5/8CBK1 N/A 0.625 Inch (in) Size Metric Square Tube Plug N/A 0.433 in11.0 mm N/A 0.625 in15.9 mm N/A 0.083 to 0.035 in14 to 20 gauge
04MSQ7/8CBK1 N/A 0.875 Inch (in) Size Metric Square Tube Plug N/A 0.433 in11.0 mm N/A 0.875 in22.2 mm N/A 0.083 to 0.035 in14 to 20 gauge
04MSQ1CBK1 N/A 1.000 Inch (in) Size Metric Square Tube Plug N/A 0.433 in11.0 mm N/A 1.000 in25.4 mm N/A 0.083 to 0.035 in14 to 20 gauge
04MSQ1/2BBK1 N/A 0.5 Inch (in) Tube Size Standard Square Tube Plug N/A 0.433 in11 mm N/A 0.5 in12.7 mm N/A 16 to 18 in0.065 to 0.049 gauge
04MSQ3/4DBK1 N/A 0.75 Inch (in) Tube Size Standard Square Tube Plug N/A 0.43 in10.9 mm N/A 0.75 in19.1 mm N/A 10 to 14 in0.134 to 0.083 gauge
04MSQ3/4CBK1 N/A 0.75 Inch (in) Tube Size Standard Square Tube Plug N/A 0.433 in11 mm N/A 0.75 in19.1 mm N/A 14 to 20 in0.083 to 0.035 gauge
04MSQ1DBK1-1 N/A 1 Inch (in) Tube Size Standard Square Tube Plug N/A 0.433 in11 mm N/A 1 in25.4 mm N/A 10 to 14 in0.134 to 0.083 gauge
04MSQ1-1/8CBK1 N/A 1.125 Inch (in) Tube Size Standard Square Tube Plug N/A 0.472 in12 mm N/A 1.125 in28.6 mm N/A 14 to 20 in0.083 to 0.035 gauge
04MSQ1-1/4CBK1 N/A 1.25 Inch (in) Tube Size Standard Square Tube Plug N/A 0.512 in13 mm N/A 1.25 in31.8 mm N/A 14 to 20 in0.083 to 0.035 gauge
04MSQ1-1/4D N/A 1.25 Inch (in) Tube Size Standard Square Tube Plug N/A N/A 1.25 in31.8 mm N/A 10 to 14 in0.134 to 0.083 gauge
04MSQ1-3/8DBK1 N/A 1.375 Inch (in) Tube Size Standard Square Tube Plug N/A 0.52 in13.2 mm N/A 1.375 in34.9 mm N/A 10 to 14 in0.134 to 0.083 gauge
04MSQ1-3/8CBK1 N/A 1.375 Inch (in) Tube Size Standard Square Tube Plug N/A 0.52 in13.2 mm N/A 1.375 in34.9 mm N/A 14 to 20 in0.083 to 0.035 gauge
04MSQ1-1/2DBK1 N/A 1.5 Inch (in) Tube Size Standard Square Tube Plug N/A 0.512 in13 mm N/A 1.5 in38.1 mm N/A 10 to 14 in0.134 to 0.083 gauge
04MSQ1-1/2CBK1 N/A 1.5 Inch (in) Tube Size Standard Square Tube Plug N/A 0.512 in13 mm N/A 1.5 in38.1 mm N/A 14 to 20 in0.083 to 0.035 gauge
04MSQ1-3/4CBK1 N/A 1.75 Inch (in) Tube Size Standard Square Tube Plug N/A 0.512 in13 mm N/A 1.75 in44.5 mm N/A 14 to 20 in0.083 to 0.035 gauge
04MSQ1-3/4DBK1 N/A 1.75 Inch (in) Tube Size Standard Square Tube Plug N/A 0.52 in13.2 mm N/A 1.75 in44.5 mm N/A 10 to 14 in0.134 to 0.083 gauge
04MSQ2DBK1 N/A 2 Inch (in) Tube Size Standard Square Tube Plug N/A 0.512 in13 mm N/A 2 in50.8 mm N/A 10 to 14 in0.134 to 0.083 gauge
04MSQ2CBK1 N/A 2 Inch (in) Tube Size Standard Square Tube Plug N/A 0.512 in13 mm N/A 2 in50.8 mm N/A 14 to 20 in0.083 to 0.035 gauge
04MSQ2GBK1 N/A 2 Inch (in) Tube Size Standard Square Tube Plug N/A 0.52 in13.2 mm N/A 2 in50.8 mm N/A 4 to 8 in0.238 to 0.165 gauge
04MSQ2-1/4DBK1 N/A 2.25 Inch (in) Tube Size Standard Square Tube Plug N/A 0.512 in13 mm N/A 2.25 in57.2 mm N/A 10 to 14 in0.134 to 0.083 gauge
04MSQ2-1/2DBK1 N/A 2.5 Inch (in) Tube Size Standard Square Tube Plug N/A 0.56 in14.2 mm N/A 2.5 in63.5 mm N/A 10 to 14 in0.134 to 0.083 gauge
04MSQ2-1/2IBK1 N/A 2.5 Inch (in) Tube Size Standard Square Tube Plug N/A 0.56 in14.2 mm N/A 2.5 in63.5 mm N/A 16 to 23 in0.065 to 0.025 gauge
04MSQ2-1/2HBK1 N/A 2.5 Inch (in) Tube Size Standard Square Tube Plug N/A 0.56 in14.2 mm N/A 2.5 in63.5 mm N/A 6 to 10 in0.203 to 0.134 gauge
04MSQ2-3/4CBK1 N/A 2.75 Inch (in) Tube Size Standard Square Tube Plug N/A 0.65 in16.5 mm N/A 2.75 in69.9 mm N/A 14 to 20 in0.083 to 0.035 gauge
04MSQ2-3/4JBK1 N/A 2.75 Inch (in) Tube Size Standard Square Tube Plug N/A 0.73 in18.5 mm N/A 2.75 in69.9 mm N/A 8 to 14 in0.165 to 0.083 gauge
Unit of Measure
1 2