CATERPILLAR 039-4963 Perno-Hombro 0394963

Caterpillar 039-4963 Bolt-Shoulder – OEM-Grade Durability for Heavy Equipment Applications

The Caterpillar 039-4963 Bolt-Shoulder is a precision-engineered fastener designed specifically for demanding applications across a wide range of Caterpillar machinery, including industrial engines (63B-D320A), marine products (57B-D330A, 59B-D333A), off-highway trucks (APX-785C, MSY-785D, ATY-793C, and numerous others), and track-type tractors (4HK-D11N, 74Z-D11N, 7PZ-D11R, among others). Manufactured to OEM specifications, this bolt shoulder ensures optimal fit and function, providing superior strength and reliability under extreme load conditions. Its robust metallurgy and precise dimensions guarantee resistance to shear and tensile stresses, making it ideal for drivetrain and structural assemblies in heavy-duty equipment.

Technically, the 039-4963 Bolt-Shoulder features a hardened steel construction with exact shoulder diameter and length tolerances to maintain alignment and reduce wear in high-vibration environments. This component plays a critical role in maintaining the integrity of mechanical joints by distributing load evenly and preventing loosening during operation. Its compatibility with a broad spectrum of Caterpillar models underscores its versatility and essential role in equipment maintenance and repair. By using this OEM-grade bolt shoulder, operators benefit from enhanced machine uptime, reduced maintenance costs, and consistent performance in harsh industrial, marine, and off-highway conditions.

For reliable replacement parts that meet stringent Caterpillar standards, explore the full specifications and order the Caterpillar 039-4963 Bolt-Shoulder here: 🔗 Caterpillar 039-4963 Bolt-Shoulder at AllParts Expert. Ensure your heavy equipment operates at peak efficiency with this essential drivetrain component.