Overview
This external tooth lock washer is engineered to provide a reliable, vibration-resistant fastening solution for demanding industrial and commercial applications. Manufactured from corrosion-resistant 304 stainless steel, it is designed to prevent bolt or nut loosening under dynamic loads, thermal cycling, and shock. The washer's external teeth are precision-formed to bite securely into the bearing surface of a joint, creating a positive locking action that maintains clamp load integrity. Supplied in a convenient bulk package, it is ideal for high-volume assembly, maintenance kits, and repair operations.
Key Features
Constructed from durable 304 stainless steel for excellent corrosion resistance External tooth design bites into the bearing surface to prevent rotation and loosening Effective in high-vibration and dynamic load environments Plain finish provides a clean, non-reflective surface suitable for various applications Bulk packaging supports efficient inventory management for production and MRO use
Specifications
Material: 304 Stainless Steel Finish: Plain Shaft/Bore Diameter: 0.551 inches Thickness: 0.024 inches System of Measurement: Metric (converted dimensions provided) Thread Size: Not Applicable Package Quantity: 1000 pieces
Applications
General manufacturing assembly lines Heavy machinery and equipment maintenance Electrical panel and enclosure construction Marine and outdoor equipment where corrosion is a concern Transportation vehicle repair and assembly Pump, motor, and compressor fastening systems








