Seal Type |
Double Spring, Balanced, Cartridge Seal |
Single Spring, Unbalanced, Cartridge Seal |
Material of Construction |
Carbon Graphite Face, Tungsten Carbide Counter Face, Stainless Steel Body |
Carbon Graphite Face, Silicon Carbide Counter Face, Alloy Steel Body |
Operating Pressure |
Maximum: 200 psi (1.38 MPa); Minimum: Vacuum |
Maximum: 150 psi (1.03 MPa); Minimum: Vacuum |
Operating Temperature |
-30°F to 350°F (-34°C to 177°C) |
-40°F to 400°F (-40°C to 204°C) |
Shaft Speed |
Maximum: 3000 RPM |
Maximum: 3600 RPM |
Shaft Diameter Range |
1.0 inches to 3.5 inches (25.4 mm to 88.9 mm) |
0.75 inches to 4.0 inches (19.05 mm to 101.6 mm) |
Face Flatness |
0.000003 inches (0.075 micrometers) |
0.000002 inches (0.05 micrometers) |
Face Roughness (Ra) |
Carbon Face: 0.3 - 0.5 microinches (0.0075 - 0.0125 micrometers) |
Carbon Face: 0.2 - 0.4 microinches (0.005 - 0.01 micrometers) |
|
Tungsten Carbide Face: 0.15 - 0.25 microinches (0.00375 - 0.00625 micrometers) |
Silicon Carbide Face: 0.1 - 0.2 microinches (0.0025 - 0.005 micrometers) |
Spring Rate |
6.0 lbs/inch (1.06 N/mm) |
5.0 lbs/inch (0.88 N/mm) |
Spring Load |
20 - 35 lbs (88.96 - 155.62 N) |
15 - 30 lbs (66.7 - 133.4 N) |
Leakage Rate |
Gas: ≤ 4 standard cubic centimeters per hour |
Gas: ≤ 5 standard cubic centimeters per hour |
|
Liquid: ≤ 4 drops per hour |
Liquid: ≤ 5 drops per hour |
Axial End Play |
Maximum: 0.012 inches (0.305 mm) |
Maximum: 0.015 inches (0.38 mm) |
Radial Runout |
Maximum: 0.0015 inches (0.038 mm) |
Maximum: 0.002 inches (0.05 mm) |
Chemical Compatibility |
Resistant to most acids, alkalis, and organic solvents (refer to chemical compatibility chart for specific media) |
Resistant to most acids, alkalis, and organic solvents (refer to chemical compatibility chart for specific media) |
Assembly Torque |
For Body Bolts: 10 - 12 ft-lbs (13.6 - 16.3 N·m) |
For Body Bolts: 12 - 15 ft-lbs (16.3 - 20.3 N·m) |
Storage Conditions |
Store in a dry environment, away from direct sunlight, at 35°F - 75°F (2°C - 24°C) |
Store in a dry environment, away from direct sunlight, at 40°F - 80°F (4°C - 27°C) |
Life Expectancy |
Under normal operating conditions: 2 - 2.5 years |
Under normal operating conditions: 2 - 3 years |
Installation Clearance |
Axial: 0.015 - 0.04 inches (0.38 - 1.02 mm); Radial: 0.008 - 0.025 inches (0.2 - 0.64 mm) |
Axial: 0.02 - 0.05 inches (0.51 - 1.27 mm); Radial: 0.01 - 0.03 inches (0.25 - 0.76 mm) |
Vibration Limit |
Maximum: 0.12 inches per second (3.05 mm/s) peak velocity |
Maximum: 0.15 inches per second (3.81 mm/s) peak velocity |
Seal Face Contact Area |
1.0 square inches (6.45 square centimeters) |
1.2 square inches (7.74 square centimeters) |
Hydrodynamic Lift-off Pressure |
15 - 25 psi (0.1 - 0.17 MPa) |
20 - 30 psi (0.14 - 0.21 MPa) |
Seal Face Width |
0.2 inches (5.08 mm) |
0.25 inches (6.35 mm) |
Elastomer Material |
High Performance Polymer, resistant to ozone, weathering, and abrasion |
High Performance Polymer, resistant to ozone, weathering, and abrasion |