SPIETH Precision Locknuts

SPIETH locknuts are engineered to deliver exceptional concentricity and performance on spindles. Designed to meet the demands of modern machine design, these locknuts handle high dynamic loads and power densities with ease.

Key Benefits

Outstanding concentricity thanks to SPIETH’s unique diaphragm system and precision single-setting manufacturing
High axial rigidity and preload retention for dynamic applications
Reliable performance across machine tools, automation, drive technology, and more

Applications

Chipping, forming, and cutting machine tools
Automation and handling systems
Conveyors and drive systems
Fixtures and packaging machinery
Compressors, pumps, and presses
Printing, textile, woodworking, and process technology

SPIETH locknuts are the preferred choice in any application where precision, reliability, and rigidity are essential.

SPIETH Precision Locknut Products

MSR - Standard Locknuts

The MSR series delivers unparalleled versatility with its infinitely adjustable positioning, ideal for precision securing in diverse mechanical applications.

MSA - Reduced Face Contact Locknuts

Engineered for precise bearing mounting, the MSA series excels in compact assemblies with its optimized design for angular contact and cylindrical roller bearings.

MSF - Low Profile Locknuts

The MSF series offers a low-profile, flat design, perfect for space-constrained installations requiring high load capacity

MSW - Heavy Duty Locknuts

Built for durability, the MSW series ensures robust locking and effortless assembly in high-stress, dynamic environments.