Housing Bore - Millimeter: 540.004
Nominal Width - Millimeter: 20.701
Housing Bore - Inch: 21.26
Solid or Split Seal: Solid
Lip Material: Mill-Right ES

Shaft Diameter - Inch: 18.898
Shaft Diameter - Millimeter: 480.009
Inch - Metric: Inch
Other Features: Large | Assembled | Severe Service | Heavy Duty Case | With Inner Case | Reverse Bevel Lip Design Prevents Lip Rollover
Global Part Number GPN: 617710

Housing Bore - Millimeter: 571.5
Nominal Width - Millimeter: 19.05
Housing Bore - Inch: 22.5
Solid or Split Seal: Solid
Lip Material: Nitrile

Shaft Diameter - Inch: 20.5
Shaft Diameter - Millimeter: 520.7
Inch - Metric: Inch
Other Features: Large | With Inner Case | Heavy Duty | With Spring Lock and Spring-Cover
Global Part Number GPN: 183782

Housing Bore - Millimeter: 510.007
Nominal Width - Millimeter: 19.99
Housing Bore - Inch: 20.079
Solid or Split Seal: Split
Lip Material: Mill-Right N

Shaft Diameter - Inch: 18.11
Shaft Diameter - Millimeter: 459.994
Inch - Metric: Inch
Other Features: General Purpose | Cover Plate Required
Global Part Number GPN: 614890

Housing Bore - Millimeter: 508
Nominal Width - Millimeter: 44.45
Housing Bore - Inch: 20
Solid or Split Seal: Solid
Lip Material: Nitrile

Nominal Width - Inch: 1.75
Shaft Diameter - Inch: 18
Shaft Diameter - Millimeter: 457.2
Inch - Metric: Inch

Housing Bore - Millimeter: 520.7
Nominal Width - Millimeter: 17.475
Housing Bore - Inch: 20.5
Solid or Split Seal: Solid
Lip Material: Hydrogenated Nitrile

Nominal Width - Inch: 0.688
Shaft Diameter - Inch: 19
Shaft Diameter - Millimeter: 482.6
Inch - Metric: Inch
Other Features: With Inner Case | Heavy Duty | With Spring Lock