20B-3R – ISO British Standard Triple Strand Chain

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Part No.	20B-3R
Industry No.	580
Pitch (P)	1.25
Pin Diameter (D)	0.401
Bushing Width (W)	0.77
Roller Width (W)	0.77
Roller Diam. (R)	0.75
Roller Diameter (R)	0.75
Plate Thickness (T2)	0.176
Plate Thickness (H)	1.04
Overall Width (G)	2.409
Unit of Measure (Inches or Millimeters)	in
Transverse pitch (K)	1.435
Plate Thickness (T1)	0.125
Average Tensile Strength (Lbs.)	69446
Average Weight Per Foot (Lbs./Ft.)	7.224