O-Rings for Burette Stopcock – Pack of 10 (Fits Modular Glass Burettes)

These high-quality replacement O-rings are designed to fit the stopcocks of Delta’s burette models 49BURAG50 and 49BU50. Ideal for routine maintenance or refurbishment, they help ensure a secure, leak-free seal during titration and other liquid handling applications.

Perfect for schools, labs, and science departments wanting to extend the life of their existing burettes.

Specifications:

- Inner Diameter (I.D.): 7 mm
- Ring Thickness: 1.5 mm
- Pack Size: 10 O-rings