AS-RH7N, to replace Burgmann H7N seal. Wave spring design. Multiple or single spring design is also available! Pump screw design could be made for spring retainer. Operating Limits: Temperature:-20-180 Speed: 15m/s. Pressure: 25bar. Standard size: 14-100mm The Common Materials: Seal ring: Car, Sic, Ssic, TC. Secondary seal: NBR, EPDM, Viton etc. Spring and metal parts: 304, 316.,HAST.C Asinoseal also offer mechanical seals stocks for Burgmann BT-FN, M3N, M37/M37G, HJ92N, M7N, M74-D, H74-D, Eagle 1527, EA560(A), MG1/12/13/S20.