Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
I'm sure You can find an equivalent type.What is the manufacturer?
The gap = air-gap need some application to avoid saturation of core.
If the core haven't air-gap You can make it, but if have, and for application no needed = problem...