U-987: USA
3 3/8" X 3 3/8" (85mm X 85mm)
No markings
Picture courtesy Doug MacGillvary
U number assignment by Elton Gish
Return to the National Insulator US Unipart page
3 3/8" X 3 3/8" (85mm X 85mm)
Return to the National Insulator US Unipart page