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Metric Standard off-the-shelf Pre-Bored Sprockets
A stocked pre-Bored sprocket includes a Standard Finished Bore to h8 Tolerance Plus a Standard Keyway and two standard set screw over keyway and at 90º (Unless indicated differently) If a standard bore size is not in stock the cost to Bore Keyway and setscrew is $110 (large heavy sprockets may be slightly more) |
DIN 8187
ISO 606 B
BS 228
Part Number Example:
2042B20.25
2042 = Double Strand Ametric® 42 Sprocket (3042 = Triple)
08 B-2 ISO Roller Chain Sprocket
B = With Hub (A = No Hub)
20 = 20 teeth
(20H = 25 Hardened Teeth)
(20SS = 20 Teeth Stainless Steel)
20PM = 20 Teeth Plastic Molded)
.25 = 25 mm Bore>P>
PDF - SprocketsMetric(BS)BoredtoSize.pdf