6PNZ6
Dayton 6PNZ6 M30-1.5 Input Thread Size 8 to 34 Lb-In Magnetic Capping Headset
What I like about the 6GK7343-1EX30-0XE0 is its straightforward front panel access.
Dayton 6PNZ6 M30-1.5 Input Thread Size 8 to 34 Lb-In Magnetic Capping Headset
You will find that a 1/4 in size works well for most standard applications.