Stocking an extensive range of O-Rings, Clarendon Specialty Fasteners can supply all sizes of BS 1806 Imperial and BS 4518 Metric. 

French and German standards are also available in a variety of materials including Nitrile, Fluorocarbon (Viton), Silicone and EPDM, plus many specials of shore hardness. 

We also offer a unique 100% inspection service for critical applications.

See PDF in 'Downloads' window for technical data, material types and size options.