52 (ISO 10B)

Metric Standard Bored-To-Size Sprockets

DIN 8187

ISO 606 B

BS 228

Part Number Example:

52B34.22

52 = Single Strand Ametric® Sprocket

(2052 = Double Strand Ametric® Sprocket)

(3052 = Triple Strand Ametric® Sprocket )

(5/8 Inch Pitch x 3/8 Inch Tooth Width to European/British Standard)

10 B ISO Roller Chain Sprocket

B = With Hub (A = No Hub)

34 = 34 teeth

(34H = 34 Hardened Teeth)

(34SS = 34 Teeth Stainless Steel)

34PM = 34 Teeth Plastic Molded)

.22 = 22 mm Bore

PDF - SprocketsMetric(BS)BoredtoSize.pdf