Quick details: Standard or Nonstandard: Standard Style: Mechanical Seal Material: SSIC/SSIC/FKM/316SS Place of Origin: Jiangsu, China (Mainland) Brand Name: JY Type: mechanical seal burgmann Model Number: U600 Pressure:=20 Bar Temperature: -20~200 ? Speed: 20m/s Packing &Delivery Packing Details: Wooden/Carton or according to your reqiurement. We guarantee no damage at all.. Delivery Detail:shipped in 20 days after payment . Product Feature: JY U600 mechanical seal equivalent to Burgmann M7N/M74N for KSB pump Applicatins: Clean water,sewage water,oil and other moderately corrosive fluids. Products can be replaced of Burgmann M78N. Product Description: Operating Conditions: Pressure: =20Bar Temperature: -20?200? Speed: =20 m/s Seat Compability: Standard:A15 Alternatives:A16 Materials: Face: SiC, SSic, TC Seat: Carbon, SiC, SSic, TC Secondary Sealing: EPDM, Viton Metal: 304SS,316SS