8 pin Gold Plated Ceramic tube socket - Chassis Mount 

• This is a 8 pin porcelain (ceramic) tube socket with gold Plated pins.  
• Solder Lug Type terminals
• Chassis Mount on top or bottom.
• Hole diameter 26.5 mm, Mounting distance 38mm.
• Compatible for: 5AR4/GZ34  5R4GY  5U4G  6AS7G  6B4G  6BL7GT  6F6  6J5  6J7  6L6  6SJ7  6SL7  6SN7  6V6  274B 

 348A  350B  421A  5691  5692  5693  5881  6336  6550  7199  EL34  EL37  GZ32  GZ34  KT66  KT88 etc.