本采购规范涵盖由耐腐蚀钢制成的普通螺旋锁紧垫圈，其类型根据统一编号系统UNS S30200确定。主要用于耐腐蚀钢螺纹紧固件；不建议在高于700华氏度（370摄氏度）的温度下使用。

This procurement specification covers plain helical lock washers made of corrosion-resistant steel of the type identified under the Unified Numbering System as UNS S30200.Primarily for use with corrosion-resistant steel threaded fasteners; not recommended for use at temperatures higher than 700 \mDF (370 \mDC).