N-TBD: United States (USA)
4 5/8" (117mm)
(around shaft below threads) GOODYEARS PATENT
Picture courtesy Elton Gish |
4 5/8" (117mm)
(around shaft below threads) GOODYEARS PATENT
Picture courtesy Elton Gish |
Note this is not a pintype but a rams horn style that would mount under the crossarm with the metal hook to hold the wire.
Although hardened with time the insulation material is rubber.