O-ring chains feature rubber seals between the pin link and roller link plates. These seals help keep the lubrication in and contaminants such as dirt or dust out. Dimensions are given in inches.
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O Ring PRC Drawing

O-Ring Chains
O Ring PRC Drawing

O-Ring Chains
O Ring PRC Drawing

O-Ring Chains
O Ring PRC Drawing

O-Ring Chains
Drawing N/A Dimensions<!--O-Ring Chains-->
Pitch (P) N/A .500 N/A 0.625 N/A .750 N/A 1.000
Roller Width (W) N/A 0.313 N/A 0.375 N/A 0.500 N/A 0.625
Roller Diameter (D) N/A 0.312 N/A 0.400 N/A 0.469 N/A 0.625
Max. Pin Length (F) N/A 0.788 N/A 0.933 N/A 1.174 N/A 1.532
Link Plate Height (H) N/A 0.472 N/A 0.591 N/A 0.713 N/A 0.949
Link Plate Thickness (T) N/A 0.059 N/A 0.078 N/A 0.094 N/A 0.126
Link Plate (h) N/A 0.409 N/A 0.512 N/A 0.614 N/A 0.819
Pin Length (E) N/A 0.788 N/A 0.921 N/A 1.134 N/A 1.442
Pin Diameter (E) N/A 0.156 N/A 0.200 N/A 0.234 N/A 0.312
Avg. Ultimate Strength N/A 4,080 lb N/A 6,770 lb N/A 9,640 lb N/A 16,320 lb
Avg. Weight N/A 0.45 lb/ft N/A 0.73 lb/ft N/A 1.09 lb/ft N/A 1.90 lb/ft
Applications Served N/A conveyors roofing plants round balers textiles