• Single mechanical seal • With rubber bellows • Unbalanced • Independent on direction of shaft rotation • Central spring Legend 1. Stationary ring 2. O-ring 3. Rotating ring 4. Bellows 5. Spring 6. Front thrust ring 7. Rear thrust ring 8. L-shaped gasket Note There is also A1G version with extended bellows available. Application General purpose seal for use with water, oils, fuels and liquids containing low quantity of abrasive particles being handled in centrifugal pumps and other equipment actuated by rotating shafts.