Diamond American Standard Roller Chain Double Full Lock Spare (D28102)

The Diamond D28102 Double Full Lock Spare is a heavy-duty connecting link crafted for use with 1¾” pitch (D281 series) American Standard roller chains. Its double full lock design offers superior strength, enhanced retention, and reliable chain engagement, making it ideal for high-load and high-vibration industrial applications.

This spare link is manufactured using hardened alloy steel for increased wear resistance and fatigue strength. The precision engineering behind the D28102 ensures it meets the rigorous demands of conveyors, mining equipment, heavy-duty drives, and material processing systems. The robust locking mechanism minimizes the risk of chain separation, improving safety and reducing equipment downtime.

Whether used for maintenance or chain extension, the D28102 delivers consistent performance in demanding environments.

Key Features:

• Designed for 1¾” pitch (D281 series) roller chains

• Double full lock configuration for maximum grip and security

• Constructed from heat-treated alloy steel for extended wear life

• Ideal for heavy industrial, construction, and mining applications

• Ensures stable, secure, and vibration-resistant chain connections