- Consists of a metal washer with rectangular cross-section and a trapezoidal cured rubber ring on the inside
- Both the washer and the ring can be selected to suit a given application
- Used in applications with high pressure where copper washers are not suitable
An improvement of the basic design is the self-centering Rubber steel washer which offers many.
Offered in all BSP-dimensions and in many other metric dimensions.
The most common dimensions are available from stock or short lead times. Other dimensions can be obtained by ordering.