The 30WSLP is 1" delta inner seal for screw top cans. A part of the screw top can closure system, inner seals are pressed onto the lip of the opening and acts as a barrier to prevent leakage.


This information has been provided as a general guide. It is the customer's responsibility to select the proper container for product and application compatibility. The Cary Company does hereby disclaim any and all warranties, expressed or implied, including any implied warranty of merchantability or fitness for a particular purpose or use. We are not responsible for consequential damages arising from customer's selection and use of containers, container and label dimensions, and/or closures supplied by us.

Additional Information

More Information
Neck Width1"
Pallet Pack540,000 ea.
Country of ManufactureUnited States
Q & A
Customer Questions
Can you ship internationally? Where are you located?
The Cary Company online ordering platform is only set up to ship within the United States. For international shipments, please contact us at 630.629.6600 or Sales@thecarycompany.com, and we will be happy to process your order. Our main warehouse and office are located in Addison, Ill. We also have warehouses in across the United States that you can see here. Thank you for choosing The Cary Company.
What kind of containers are used with inner seals?
Inner seals are used with F-style, cone top and utility cans or steel pails.
What does alpha, beta and delta inner seals mean?
Inner seals are characterized by their threading type– alpha, beta and delta. The inner seal type must match with the same alpha, beta, or delta container type.
How do you insert an inner seal?
Use a T-handle plunger tool to insert the inner seal. When the T-Handle Plunger Tool presses onto the lip of the opening, the inner seal acts as a barrier to prevent leakage.
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4.3 /5

Based on 4 customer(s) reviews

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Kurt F.   published 01/29/2023 following an order made on 01/06/2023


The cans are fine.

Anonymous customer   published 03/11/2021 following an order made on 02/19/2021


Works for what we us it for

Anonymous customer   published 03/24/2020 following an order made on 03/18/2020



Anonymous customer   published 06/06/2019 following an order made on 06/03/2019


They work for what they are purchased for