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These chains are manufactured to International Standards Organization metric dimensions (ISO 606), British Standard (BS 228), and DIN 8187. They are available in a variety of sizes and types from U.S. Tsubaki and are ideal for use as replacement chains on imported equipment or new machinery manufactured for export. British Standard chains are manufactured with the same quality materials used in our ASME/ANSI standard chains.
Unit of Measure

Specifications

Chain Number_SYN

 N/A 12B

Chain Pitch_SYN

 N/A 0.750 in

Roller Diameter_SYN

 N/A 0.475 in
Inside Width_SYN1 N/A 0.460 in

Average Tensile Strength

 N/A 22500 lb

Bearing Area (Nominal)

 N/A 0.414 in²

Pin Specifications

Pin Diameter_SYN

 N/A 0.225 in

L1

 N/A 1.205 in

L2

 N/A 1.283 in

Link Plate

Link Plate Thickness_SYN

 N/A 0.070 in

Link Plate Height_SYN

 N/A 0.634 in
  • 1 Width between roller link plates (W) is slightly narrower than ANSI standard, however this chain runs on standard sprockets.