Transmission and Distribution Items 52-9-A - 56-2 - 57-11 - 57-13 - 57-21
57-21, Horizontal Clamp Top, 2800lb Cantilever, 3/4"-10 Threads, Line Post Insulator
No. d'article
5225
5225
1800 kV BIL, 3500 lb, 339" CD, 152" H, 5/14
No. d'article
1800 YT
1800 kV BIL, 1400 lb, 450" CD, 152" H, 5/7
No. d'article
1800 STP
1550 kV BIL, 2500 lb, 315" CD, 128" H, 5/14
No. d'article
1550 ET
1050 kV BIL, 2300 lb, 207" CD, 92" H, 7/7
No. d'article
1050 EU-1