Artifact Details Title Vacuum tube type 5881 Catalog Number 102732178 Type Physical object Description This record contains a type 5881 octal beam power vacuum type. Pin 6 is missing by design. "_MD3 Y5-7" is handwritten in white on the side of the tube. Manufacturer Tung Sol Lamp Works Place Manufactured U.S. Identifying Numbers Model number 5881 Printed at the top of the tube Other number 3/9 Stamped at the top of the tube Other number 322347.3 Printed on the tube base in white. Dimensions overall: 3 1/2 in x 1 1/4 in x 1 1/4 in Category Component/vacuum tube Credit Gift of the Digital Equipment Corporation Lot Number X115.82 Related Records 102631002 Whirlwind bus driver module