Rubber Stopper #11.5 Drilled 3 per Pack (2-31/64 x 1-31/32 x 1 in | 63 x 50 x 25 mm)

Rubber Stopper #11.5 Drilled 3 per Pack (2-31/64 x 1-31/32 x 1 in | 63 x 50 x 25 mm)

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Rubber Stopper #11.5 Drilled: Optimal Sealing and Tubing Compatibility for Industrial Applications

Durable, Versatile Sealing for Specialized Needs

The Rubber Stopper #11.5 Drilled, produced in the USA from superior-quality rubber, is designed to meet the needs of complex systems requiring airtight sealing and tubing functionality. Ideal for large-scale laboratory environments, industrial brewing setups, and any setting demanding meticulous fluid or gas control, this stopper ensures top performance and reliability. 

With dimensions of 2-31/64 x 1-31/32 x 1 inches (63 x 50 x 25 mm), the Rubber Stopper #11.5 Drilled is well-suited for very large containers needing precise sealing solutions. The perfectly sized pre-drilled hole facilitates the integration of standard laboratory tubing, enhancing the utility and efficiency of your setup.

Key Features:

  • Material: Made from premium-grade rubber for long-lasting durability and flexibility.
  • Size: Measures 2-31/64 x 1-31/32 x 1 inches (63 x 50 x 25 mm) to accommodate large containers.
  • Drilled Design: Includes a hole for tubing, providing versatility for various applications.
  • USA Made: Proudly manufactured with high-quality American craftsmanship.
  • Adaptive Use: Excellent for any high-demand environment needing a drilled stopper.
  • Effective Sealing: Offers a robust, leak-proof seal and tubing connections capability.
  • Reusable: Designed to withstand multiple uses without losing performance.
  • Flexible Compatibility: Fits a wide array of large bottle and flask sizes.
  • Quality Assurance: Thoroughly tested in the USA to ensure superior functionality and safety.


Q: What size tubing is compatible with this stopper? A: This stopper accommodates standard laboratory tubing, making it suitable for various professional fluid or gas transfer uses.

Q: Is this stopper autoclavable? A: It can be autoclaved, making it ideal for sterile applications where high cleanliness is required.

Q: Can this stopper handle pressurized environments? A: It is built to provide excellent sealing under various conditions, including pressurized environments. However, always ensure it matches your system's specific requirements for safety and efficacy.

Q: How safe is the rubber material for contact with food and beverages? A: The rubber in this stopper is generally safe for contact with food and beverages, complying with all relevant health and safety standards.

Employ the Rubber Stopper #11.5 Drilled for your demanding sealing needs where extensive, reliable operation and easy integration with tubing are crucial. This stopper ensures seamless functionality in any sophisticated laboratory or industrial setting.