Cartridge mechanical seal AURA™ series

for compressorsmetalbi-directional

The Next Generation of John Crane Gas Seals Aura 220 reduces operational and transactional costs using a patented polymeric sealing device. Aura 220 reduces leakage rates by up to 15 percent, lowering the total cost of operation while protecting the environment. An enhanced rotor design extends scheduled maintenance periods, and the optional bi-directional capability reduces the need for an extensive spares inventory. Aura 220 provides the ultimate reliable operation in temperatures ranging from -58°F to 392°F/ -50°C to 200°C and pressures up to 3625 psi (g)/250 bar (g). With Aura 220, operators gain access to localized technical expertise from the largest global service network in the industry with over 300 service engineers located worldwide. Technical support and troubleshooting from service and reliability experts is available on the widest range of applications in the industry. Product Information Calculate the economic benefits of retrofitting oil-seal equipped centrifugal compressors using the John Crane Lifecycle Cost Calculator. Features California Residents: PROPOSITION 65 WARNING Unidirectional or bidirectional capability Tandem configuration Robust design building on field-proven pedigree