FeatureAPI 682 Category 2 and 3, Type A, Arrangement 3 seal, Dual seal in face-to-face arrangement, Same size of inboard and outboard seal, Balanced, Cartridge unit, Stationary multiple springs, Solid seal faces
Operating RangeShaft diameter: d1 = 20 ... 110 mm (0.79" ... 4.33"), Pressure: p = 60 bar (870 PSI), Temperature:t
AdvantagesSuitable for higher speeds, Good followability due to no influence from run-out, squareness or vibr