Martin 50BTB21 Bushing Bore Roller Chain Sprocket - Taper Locking, 50 / 5/8 in, 21 Teeth, 1610 Bushing, Steel Material

Product Description

The Martin 50BTB21 is a bushing bore roller chain sprocket designed for efficient power transmission. This sprocket features a taper locking mechanism, ensuring a secure fit onto the shaft. It is suitable for standard roller chain with a pitch of fifty over five-eighths of an inch and has twenty-one teeth. Made from high carbon steel, it delivers durability and reliability in various applications.

• Compatible with other manufacturers’ taper bushings.
• Meets or exceeds ANSI standards for quality.
• Easy installation with hex head set screws.

Product Highlights

This sprocket enhances the longevity of chains and reduces runout due to its precise machining.

Product Information

Standard Information

• Brand: Martin
• Manufacturer Catalog No: 00540

Technical Specifications

• Pitch Type: Single
• Bushing Bore Range: 1/2 to 1-5/8 inches
• Tooth Width: 0.343 inches
• Hub Diameter: 3-1/2 inches
• Pitch Diameter: 4.1934 inches
• Outside Diameter: 4.5220 inches
• Length Through Bore: 1.0000 inches
• Surface Treatment: Protective Coating