Artifact Details Title Vacuum tube type 6350 Catalog Number 102732294 Type Physical object Description This object is a twin triode packaged in a miniature glass envelope with nine pins. It comes with the original packaging by Sylvania that is in fair condition. Manufacturer Sylvania Place Manufactured U. S. Identifying Numbers Model number 6350 Printed in silver ink around the glass envelope. Other number F5P Printed in silver ink around the glass envelope. Dimensions overall: 2 5/8 in x 7/8 in x 7/8 in Category Component/vacuum tube