Overview
This precision copper retaining washer is engineered for demanding sealing, spacing, and electrical grounding applications. Its core design provides a reliable interface in assemblies where consistent thickness, material purity, and dimensional accuracy are critical. The 1.30-inch bore diameter and uniform 0.08-inch thickness ensure predictable performance and ease of integration into existing designs.
Key Features
Manufactured from 100% pure copper for optimal material properties
Excellent thermal conductivity for heat dissipation applications
Superior electrical conductivity for effective grounding and current transfer High corrosion resistance for long-term reliability in various environments
Inherently soft and malleable material conforms to irregular surfaces for a tight seal Precision-machined to ensure consistent bore diameter and thickness Supplied in a bulk package of 100 units for project efficiency
Specifications
Material: Copper Material Grade/Class: Meets Industry Standards Shaft/Bore Diameter: 1.30 in Thickness: 0.08 in Thread Size: None Finish: None System of Measurement: Metric Package Quantity: 100
Applications
Electrical panels and busbar grounding connections
Heat sink mounting and thermal management assemblies General-purpose sealing in plumbing and low-pressure fluid systems
Spacing and shimming in mechanical assemblies Corrosion-resistant fastening in marine and outdoor equipment Maintenance, repair, and operations (MRO) kits for industrial facilities








