Fostex 350 Phono sockets 8251010000 This was on my desk

This was on my desk but I have forgot from where it came from so as always l list it till another comes in

They are designed to be used with a plastic membrane underneath that then goes to the switch they are Not the type with the spigot that mounts with a spring directly onto the switch at the rear they have 4 plasic orientation pegs only

I received a very good photo from a customer who had a 234 seems they are the same so loaded that here as very good info

inner dia 18mm height 8mm Used on many models

This is the standard bush seen on many of the Teac Tascam reels but it has a silver spacer

Fostex 350 Phono sockets 8251010000 This was on my deskI forgot where these came from, probably a 350 mixer