Tsubaki H40B18F-3/4 Roller Chain Drive Sprocket

Description:

The Tsubaki H40B18F-3/4 Roller Chain Sprocket is used in industrial power transmission systems to drive ANSI No. 40 roller chains for efficient torque transfer and reliable machine operation. Commonly installed in conveyor systems, packaging machinery, printing equipment, agricultural machinery, material handling systems, and industrial processing equipment utilizing chain-driven mechanisms. Maintenance teams and system integrators use this sprocket for repair, retrofit, expansion, or replacement to restore accurate chain engagement and dependable mechanical power transmission.

Applications:

The Tsubaki H40B18F-3/4 is a heavy-duty Type B roller chain sprocket designed for ANSI No. 40 single-strand roller chains. Its 18-tooth configuration, 3/4 inch finished bore with keyway, and hardened teeth provide secure shaft mounting, smooth chain engagement, and long service life in continuous-duty applications. It is ideal for conveyors, packaging equipment, material handling systems, printing machinery, and industrial automation equipment where consistent power transmission and reduced wear are required.

Technical Specifications:

• Manufacturer: Tsubaki Emerson Co.
• Model / Part Number: H40B18F-3/4
• Product Type: Roller Chain Sprocket
• Series: H Series Heavy-Duty Sprocket
• Compatible Chain Size: ANSI No. 40 Roller Chain
• Number of Teeth: 18
• Number of Strands: Single Strand
• Chain Pitch: 1/2 in (12.7 mm)
• Sprocket Style: Type B (Single Hub)
• Bore Type: Finished Bore with Keyway
• Bore Size: 3/4 in
• Material: Heat-treated Carbon Steel
• Tooth Hardening: Hardened Teeth
• Mounting: Keyed Shaft Mount with Set Screws
• Function: Drives ANSI No. 40 roller chain for mechanical power transmission
• Application: Conveyors, packaging machinery, printing equipment, material handling systems, agricultural machinery, and industrial automation equipment

Common Replacements:

• Tsubaki H40B17F Roller Chain Sprocket
• Tsubaki H40B19F Roller Chain Sprocket
• Tsubaki 40B18F Roller Chain Sprocket