Custom washers are a staple category at Engineered Source and we supply our customer base with a wide range of types, sizes, and materials.  These are custom belleville washers made in the United States using SAE 1060 spring steel material and heat treated to 42-48 HRC.  It measures .475 on the inside dimension, .848 on the outside dimension, and .060 in thickness.  20 degree offset angle is used per customer’s print specifications.Our relationships with factories all over the United States and abroad based on decades of custom hardware & fastener production history, in combination with the flexibility of blanket purchase arrangements, allows us to fully cater to the customer’s hardware specification and procurement requirements.