Diamond American Standard Roller Chain Full Lock Spare (D40101)

The Diamond D40101 Full Lock Spare is a high-performance connecting link designed specifically for use with 2½-inch pitch (D401 series) roller chains. Built to meet the rigorous demands of heavy industrial use, this full lock spare ensures superior chain integrity and mechanical strength, even under continuous operation and high torque environments.

Crafted with premium-grade alloy steel, the D40101 features a robust full lock mechanism that provides enhanced security and resistance to loosening, making it ideal for systems operating under shock loads, high tension, or extreme conditions. It is a vital spare component for applications in sectors such as construction, mining, manufacturing, and heavy equipment.

With its easy-to-install design, the D40101 allows quick maintenance or replacements, helping to minimize downtime and improve operational efficiency. Whether you’re assembling a new chain or replacing worn components, this spare ensures dependable chain continuity and strength.

Key Features:

• Designed for 2½” pitch Diamond D401 roller chains

• Secure full lock design for high-load applications

• Made from wear-resistant and corrosion-resistant materials

• Enables fast and reliable chain repairs

• Ideal for heavy-duty industrial and mechanical systems

For critical applications where performance, safety, and reliability are non-negotiable, the Diamond D40101 Full Lock Spare is the trusted choice to keep your chain systems running at peak efficiency.