Style "S" has keyway on tooth center line.
Hub diameter may vary to suit bore sizes.
Unit of Measure
Items
ANSI SProckets

No. 41 - 1/2" Pitch - Finished Bore Sprockets

Finished Bore Spkt

No. 41 - 1/2" Pitch - Finished Bore Sprockets

ANSI SProckets

No. 41 - 1/2" Pitch - Finished Bore Sprockets

Finished Bore Spkt

No. 41 - 1/2" Pitch - Finished Bore Sprockets

Finished Bore Spkt

No. 41 - 1/2" Pitch - Finished Bore Sprockets
Hub Diameter N/A 1.125 in N/A 1.125 in N/A 1.250 in N/A 1.250 in N/A 1.250 in
LTB N/A 0.875 in
Pitch N/A 0.500 in
Style N/A B
Chain Size N/A 41
No. Teeth N/A 9 N/A 9 N/A 10 N/A 10 N/A 10
Outside Diameter N/A 1.670 in N/A 1.670 in N/A 1.840 in N/A 1.840 in N/A 1.840 in
Pitch Diameter N/A 1.462 in N/A 1.462 in N/A 1.618 in N/A 1.618 in N/A 1.618 in
Caliper Diameter N/A 1.134 in N/A 1.134 in N/A 1.312 in N/A 1.312 in N/A 1.312 in
Finished Bore Diameter N/A 0.500 in N/A 0.625 in N/A 0.500 in N/A 0.625 in N/A 0.625 in
Max. Bore N/A 0.500 in N/A 0.625 in N/A 0.500 in N/A 0.625 in N/A 0.625 in
Weight N/A 0.200 lb N/A 0.200 lb N/A 0.250 lb N/A 0.250 lb N/A 0.250 lb