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INSULATOR NO. 65251 Mechanical and electrical strength 10,000 lbs. Dry flashover 60,000 volts Wet flashover 30,000 volts Leakage distance 7 inches Net weight each 4¼ lbs. Packed weight each 6 lbs. Standard package Box of 8 Code word Zapek Other Electrical Data for Insulator No. 65251 Given on Page 15 60 Cycle Flashover Voltages of PYREX Suspension Insulators 65216 65226 65214 65224 65234 65244 65221    65241 65231    65251 Units in String Dry KV. Wet KV. Dry KV. Wet KV. Dry KV. Wet KV. Dry Wet 1 80 46 83 48 80 48 60 30 2 145 95 150 95 145 90 120 58 3 205 130 215 140 195 135 170 90 4 260 185 270 190 245 185 5 315 230 325 235 300 230 6 370 275 385 285 360 275 7 420 320 435 335 410 320 8 475 365 490 380 465 365 9 530 400 540 430 520 405 10 580 445 590 470 575 450 11 630 485 645 520 625 490 12 685 525 695 560 675 535 13 725 565 745 595 720 470 14 785 595 790 630 760 610 15 830 630 840 665 805 640 16 880 655 885 700 17 925 685 935 725 18 970 710 980 740 All voltage values determined in accordance with A.I.E.E. Standards No. 14, March 1930.