Metal Washers & Retaining Rings
High-quality fastening solutions engineered for precision, durability, and reliability across multiple industries and applications.Our main products include metal lock washers, spring washers, and various fasteners, ensuring the safety and reliability of your applications..
Metal Washers
Our comprehensive range of metal washers includes flat washers, spring washers, lock washers, and specialty designs manufactured to international standards.
Retaining Rings
Precision-engineered retaining rings including internal, external, and E-clip varieties designed for secure component retention in demanding applications.
Featured Products
Flat Washers
DIN 25201/ISO 7089 standard flat washers in various materials including stainless steel, carbon steel, and brass.
Spring Washers
65 MN spring lock washers designed to prevent loosening in high-vibration environments.
External Retaining Rings
DIN 471 external retaining rings for shafts, available in carbon and stainless steel with various finishes.
Internal Retaining Rings
DIN 472 internal retaining rings for bores, precision manufactured for reliable component retention.
Product Application Areas
Subway Rail Transit
Providing stable and reliable rail fastening solutions to ensure safe train operation.
Mechanical Accessories
Suitable for the fastening needs of various mechanical equipment, improving equipment performance and lifespan.
Automotive Interior and Exterior
Providing automotive interior and exterior fasteners, seat fasteners, dashboard fasteners, front and rear bumper fasteners, window fasteners, etc.
Our Advantages
High-Precision Stamping Equipment
Equipped with 15 high-precision stamping equipment and 1 universal sheet metal forming machine to ensure product quality and precision.
Customized Solutions
Providing standard and non-standard customized fasteners to meet your specific needs.
Fast Delivery
Efficient logistics and supply chain management ensure timely delivery of your orders.
Excellent After-Sales Service
Dedicated customer support team providing comprehensive after-sales service and technical assistance.
Need Custom Fastening Solutions?
Boltsourcing specializes in custom-engineered washers and retaining rings tailored to your specific requirements. Our engineering team can help design the perfect solution for your application.
