Square Tube Plugs for Plastic Packaging Tubes and Containers

Square Polypropylene Plugs

Our inner-fit polypropylene plugs, which are designed for use in our Square Tubes, and Sealed Bottom Square Containers are stocked in red, black and natural colors. These plugs, which are easy to insert and remove, are suggested for lightweight or non-fragile items. Special colors are also available.

Buy Now

Standard Colors

These colors are shown for reference purposes only. Your monitor and settings can greatly affect the colors. If requested, we can provide a sample of a specific color for evaluation purposes.

PSQP Size Chart

Reference #	Description	Nominal Width	Color	Outside Width in mm	Flange Width in mm	Flange Thickness in mm	Inside Width in mm	Length in	Box/Mini/Micro QTY	Buy Online
PSQP.375BLK	Square Polypropylene Plugs - 3/8" SQUARE POLY PLUG BLACK	3/8”	Black	0.381 9.7	0.425 10.8	0.035 0.9	0.324 8.2	0.294	10000 1000 100
PSQP.375NAT	Plastic Tubing Plugs and Caps - 3/8" SQUARE POLY PLUG NATURAL	3/8”	Natural	0.381 9.7	0.425 10.8	0.035 0.9	0.324 8.2	0.294	10000 1000 100
PSQP.375RED	End Caps - 3/8" SQUARE POLY PLUG RED	3/8”	Red	0.381 9.7	0.425 10.8	0.035 0.9	0.324 8.2	0.294	10000 1000 100
PSQP.500BLK	Plastic Tubing Plugs - 1/2" SQUARE POLY PLUG BLACK	1/2”	Black	0.500 12.7	0.550 14.0	0.035 0.9	0.434 11.0	0.294	5000 1000 100
PSQP.500NAT	Tube Lids and End Caps - 1/2" SQUARE POLY PLUG NATURAL	1/2”	Natural	0.500 12.7	0.550 14.0	0.035 0.9	0.434 11.0	0.294	5000 1000 100
PSQP.500RED	Polypropylene Tubing Plugs and Containers - 1/2" SQUARE POLY PLUG RED	1/2”	Red	0.500 12.7	0.550 14.0	0.035 0.9	0.434 11.0	0.294	5000 1000 100
PSQP.563BLK	Polypropylene Tube Plugs for Plastic Tubes and Containers - 9/16" SQUARE POLY PLUG BLACK	9/16”	Black	0.563 14.3	0.611 15.5	0.038 1.0	0.497 12.6	0.294	5000 1000 100
PSQP.563NAT	Plastic End Caps - 9/16" SQUARE POLY PLUG NATURAL	9/16”	Natural	0.563 14.3	0.611 15.5	0.038 1.0	0.497 12.6	0.294	5000 1000 100
PSQP.563RED	Plastic Tube End Caps - 9/16" SQUARE POLY PLUG RED	9/16”	Red	0.563 14.3	0.611 15.5	0.038 1.0	0.497 12.6	0.294	5000 1000 100
PSQP.750BLK	Square Polypropylene Plugs - 3/4" SQUARE POLY PLUG BLACK	3/4”	Black	0.728 18.5	0.778 19.8	0.078 2.0	0.605 15.4	0.458	5000 1000 100
PSQP.750NAT	Plastic Tubing Plugs and Caps - 3/4" SQUARE POLY PLUG NATURAL	3/4”	Natural	0.728 18.5	0.778 19.8	0.078 2.0	0.605 15.4	0.458	5000 1000 100
PSQP.750RED	End Caps - 3/4" SQUARE POLY PLUG RED	3/4”	Red	0.728 18.5	0.778 19.8	0.078 2.0	0.605 15.4	0.458	5000 1000 100
PSQP.875BLK	Plastic Tubing Plugs - 7/8" SQUARE POLY PLUG BLACK	7/8”	Black	0.843 21.4	0.893 22.7	0.078 2.0	0.720 18.3	0.458	5000 1000 100
PSQP.875NAT	Tube Lids and End Caps - 7/8" SQUARE POLY PLUG NATURAL	7/8”	Natural	0.843 21.4	0.893 22.7	0.078 2.0	0.720 18.3	0.458	5000 1000 100
PSQP.875RED	Polypropylene Tubing Plugs and Containers - 7/8" SQUARE POLY PLUG RED	7/8”	Red	0.843 21.4	0.893 22.7	0.078 2.0	0.720 18.3	0.458	5000 1000 100
PSQP1.062BLK	Polypropylene Tube Plugs for Plastic Tubes and Containers - 1-1/16" SQUARE POLY PLUG BLACK	1-1/16”	Black	1.074 27.3	1.128 28.7	0.078 2.0	0.951 24.2	0.458	2500 500 50
PSQP1.062NAT	Plastic End Caps - 1-1/16" SQUARE POLY PLUG NATURAL	1-1/16”	Natural	1.074 27.3	1.128 28.7	0.078 2.0	0.951 24.2	0.458	2500 500 50
PSQP1.062RED	Plastic Tube End Caps - 1-1/16" SQUARE POLY PLUG RED	1-1/16”	Red	1.074 27.3	1.128 28.7	0.078 2.0	0.951 24.2	0.458	2500 500 50
PSQP1.125BLK	Square Polypropylene Plugs - 1-1/8" SQUARE POLY PLUG BLACK	1-1/8”	Black	1.104 28.0	1.174 29.8	0.078 2.0	0.981 24.9	0.458	2500 500 50
PSQP1.125NAT	Plastic Tubing Plugs and Caps - 1-1/8" SQUARE POLY PLUG NATURAL	1-1/8”	Natural	1.104 28.0	1.174 29.8	0.078 2.0	0.981 24.9	0.458	2500 500 50
PSQP1.125RED	End Caps - 1-1/8" SQUARE POLY PLUG RED	1-1/8”	Red	1.104 28.0	1.174 29.8	0.078 2.0	0.981 24.9	0.458	2500 500 50
PSQP1.375BLK	Plastic Tubing Plugs - 1-3/8" SQUARE POLY PLUG BLACK	1-3/8”	Black	1.375 34.9	1.445 36.7	0.078 2.0	1.252 31.8	0.458	1000 500 50
PSQP1.375NAT	Tube Lids and End Caps - 1-3/8" SQUARE POLY PLUG NATURAL	1-3/8”	Natural	1.375 34.9	1.445 36.7	0.078 2.0	1.252 31.8	0.458	1000 500 50
PSQP1.375RED	Polypropylene Tubing Plugs and Containers - 1-3/8" SQUARE POLY PLUG RED	1-3/8”	Red	1.375 34.9	1.445 36.7	0.078 2.0	1.252 31.8	0.458	1000 500 50
PSQP1.500BLK	Polypropylene Tube Plugs for Plastic Tubes and Containers - 1-1/2" SQUARE POLY PLUG BLACK	1-1/2”	Black	1.500 38.1	1.576 40.0	0.078 2.0	1.377 35.0	0.458	1000 500 50
PSQP1.500NAT	Plastic End Caps - 1-1/2" SQUARE POLY PLUG NATURAL	1-1/2”	Natural	1.500 38.1	1.576 40.0	0.078 2.0	1.377 35.0	0.458	1000 500 50
PSQP1.500RED	Plastic Tube End Caps - 1-1/2" SQUARE POLY PLUG RED	1-1/2”	Red	1.500 38.1	1.576 40.0	0.078 2.0	1.377 35.0	0.458	1000 500 50
PSQP1.750BLK	Square Polypropylene Plugs - 1-3/4" SQUARE POLY PLUG BLACK	1-3/4”	Black	1.750 44.5	1.846 46.9	0.078 2.0	1.627 41.3	0.458	2000 500 50
PSQP1.750NAT	Plastic Tubing Plugs and Caps - 1-3/4" SQUARE POLY PLUG NATURAL	1-3/4”	Natural	1.750 44.5	1.846 46.9	0.078 2.0	1.627 41.3	0.458	2000 500 50
PSQP1.750RED	End Caps - 1-3/4" SQUARE POLY PLUG RED	1-3/4”	Red	1.750 44.5	1.846 46.9	0.078 2.0	1.627 41.3	0.458	2000 500 50
PSQP2.000BLK	Plastic Tubing Plugs - 2" SQUARE POLY PLUG BLACK	2 ”	Black	2.000 50.8	2.100 53.3	0.078 2.0	1.877 47.7	0.458	1000 250 25
PSQP2.000NAT	Tube Lids and End Caps - 2" SQUARE POLY PLUG NATURAL	2 ”	Natural	2.000 50.8	2.100 53.3	0.078 2.0	1.877 47.7	0.458	1000 250 25
PSQP2.000RED	Polypropylene Tubing Plugs and Containers - 2" SQUARE POLY PLUG RED	2 ”	Red	2.000 50.8	2.100 53.3	0.078 2.0	1.877 47.7	0.458	1000 250 25
Reference #	Description	Nominal Width	Color	Outside Width in mm	Flange Width in mm	Flange Thickness in mm	Inside Width in mm	Length in	Box/Mini/Micro QTY	Buy Online

Legend:

- Add to Cart - Buy now - View Price

NOTE: Our closures are designed specifically to fit our own tubes. If you want to use our plugs for a different application, we suggest that you request a Sample before ordering.

* Specify length when ordering.
Click Here to view our full selection of stocked lengths.