Product:Standard Size O-Rings Feature of Standard Size O-Ring - The most inexpensive and economical sealing element. - All O-Rings are made according to international standard. - *ISO3601 *AS568A *DIN3771 *BS1806 *JIS B2401 - All major compounds are available. - Maximum size on O.D. up to 1200mm. Compound Available To: - NBR - EPDM - Fluorosilicone - Viton - Silicone - Neoprene - ACM - NR Exported:Occident, Southeast Asia, Middle east etc. Products strictly obey the ISO 9001: 2000 quality management system but also continue introduce the latest equipment and most innovative production process - HNBR - FKM