Wire Rope Cross Sections Recommended Applications for Wire Rope Wire Rope Specifications Nominal Strengths - 6 x 19 - 6 x 21 Nominal Strengths - 6 x 25 - 6 x 26 Nominal Strengths - 6 x 31 - 6 x 36 Nominal Strengths - Spin Resistant Compacted Strand Metric Crane Ropes Galvanized & Stainless Steel Wire Rope Criteria for Replacement of Wire Ropes Calculating Reel Capacity Sheave and Drum Ratios Minimum Sheave and Drum-Groove Dimensions