Double Sprocket

Martin DS40H19 double single sprocket are made to run with two separate single row chains. Use with #40 chain, 1/2 pitch for power transfer and more. Manufactured of high carbon steel, precision-machined for consistent finish and high quality, reliable output.

• Bushing Type: Split Taper Bushing
• Bore Type: Bushed
• Bushing Size: H1
• Number of Teeth: 19
• Number of Strands Across: 2
• Material: Steel
• Length Through Bore: 1.406 in
• Bushing Bore Range: 3/8 to 1-1/2 in
• Outside Diameter: 3.3000 in
• Pitch Type: Single
• Hardened Teeth: Hardened Teeth
• Tooth Width: 0.2840 in
• Width Across Teeth / Rows: 1.4060 in
• Width Across Tooth Sets: 1.4063 in
• Pitch Diameter: 3.0380 in
• Caliper Diameter: 2.7150 in
• Hub Style: A
• Hub Diameter: 2.4660 in
• Double Single Taper Bushed Dimension L2: 2.0320 in
• Double Single Center Line To Center Line: 1.1270 in
• Chain Number: 40
• Weight: 1.42 lbs
• Chain Number & Pitch: 40 / 1/2 in