Transmission and Distribution Items 52-4 - 53-3 - 57-11 - 57-13 - 57-2 - 57-21
57-21, Horizontal Clamp Top, 2800lb Cantilever, 3/4"-10 Threads, Line Post Insulator
No. d'article
5225
5225
1800 kV BIL, 1750 lb, 346" CD, 152" H, 14/5 INVERTED
No. d'article
1800 HV