Buna (40IU)
- Buna I-Line gasket
- 8 published size options
- Choose a size to identify the matching part number
The 40IU is a Buna I-Line gasket. Select the required size on this page. The reference below lists the published part number for each available size.
Product Support & Distributor Inquiries
Match the connection style, gasket profile, size and material to your assembly. Explore I-Line Gaskets and related I-Line Fittings, or contact Wayland for help identifying gasket documentation.




