Designed for applications critical as to leakage under high humidity. New old stock * New In Box * No longer available for export. MFR: GE, Sylvania SKU: 1P40
6922 / E88CC is a "premium grade" version of the 6DJ8. Most have gold plated pins, but many Sylvania manufactured 6922's have steel pins (a few Sylvania's are gold pin).
New Old Stock * No longer available for export MFR: Made in Russia
Designed to function in rough conditions such as sever shock, vibration, high temperature and altitude. Primarily used in audio amplifiers. New old stock * No longer available for export. MFR: Sylvania SKU: 7762