538 



THE BELL SYSTEM TECHNICAL JOURNAL, MAY 1953 



40 50 60 



TORQUE IN INCH-GRAMS 



Fig. 14 — Torque required to twist the unwrapped terminal. 



100 



0.020 



250 



500 750 1000 1250 1500 1750 2000 



APPLIED WRAPPING TENSION, AF, IN GRAMS 



Fig. 15 — Moment arm in terms of tension. 



2250 2500 



