4 1/8" - 2 7/8" X 6 1/8" (106mm - 74mm X 155mm)
(upper skirt embossed) (inside lid embossed) 930E-1
Picture courtesy Bob Berry |
2 3/8" X 3 5/8" (59mm X 91mm) (lid removed)
(upper skirt embossed)
Picture courtesy Bob Berry |
U-1958A: Germany
4 1/8" - 2 7/8" X 6 1/8" (106mm - 74mm X 155mm)
(upper skirt embossed) (inside lid embossed) 930E-1
Picture courtesy Bob Berry |
2 3/8" X 3 5/8" (59mm X 91mm) (lid removed)
(upper skirt embossed)
Picture courtesy Bob Berry |
This is a fuse insulator attributed to Siemens of Germany where the top is threaded to protect an enclosed fuse.
U number assignment by Bob Berry June 2021.
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