Johnson flat ceramic, 7 pin, Military grade
Base: L423 steatite, DC-200 treated
Shell: Aluminium per 00-A-200/8, iridited
Contacts: Phospher bronze per 00-B-750, with beryllium copper springs per 00-C-533, .0005" silver plated
• Securely holds tube
• Positive, low resistance contact between tube pins and socket contacts
Designed for 7 pin tubes with E.IA base no. E7-2 such as the 7094 .
Removed from working equipment, excellent condition.