BELTON VT8 SERIES-High Insulated 8 Pin Vacuum Tube Socket VT8-PTS
Features:

• With panel saddle mounting
• Easy mount with the saddle of extruded screw hole
• Phosphorus bronze terminal pin with solder plating
• Glassfiber filled PPS Insulating material

Application:
Applicable to all types of electric and electronic euipments using vacuum tube
Suitable For: 
KT66 KT88 6SL7 6SN7 6V6 5AR4 / GZ34 5R4GY 5U4G 6AS7G 6B4G 6BL7GT 6F6 6J5 6J7 6L6 6SJ7 274B 348A 350B 421A 5691 5692 5693 5881 6336 6550 7199 EL34 EL37 GZ32 GZ34, etc.
Sizing Details:
Installation hole diameter: 30mm.
Two fixed hole center distance: 40mm

Made In Korea