Component: Assembly
Inch - Metric: Inch
Outside Diameter - Inch: 12.875
Outside Diameter - Millimeter: 327.025
Bore - Millimeter: 241.3

Other Features: 2 Single Cone | 1 Double Cup | Unground Cone Spacer | Outer Race with Oil Holes and Groove
Global Part Number GPN: 660439
Assembly Components: 8578 (2) | 8520CD (1) | X1S-8578 (1)
Basic Number: 8578
Precision Class: Standard

Enclosure: Open
Outer Race Width - Millimeter: 41.275
Other Features: Radial
Inch - Metric: Inch
Outside Diameter - Inch: 13.25

Maximum Capacity / Filling Slot: Yes
Cage Material: Steel
Internal Clearance: C0-Medium
Internal Special Features: No
Snap Ring: No

Inner Race Profile: Wide Inner Ring
Snap Ring: No
Rolling Element: Cylindrical Roller Bearing
Outer Race Width - Millimeter: 66.7
Other Features: Single Row | Expansion | Light Duty

Inch - Metric: Inch
Outside Diameter - Inch: 14.75
Length Thru Bore - Millimeter: 122
Outer Race Profile: Cylindrical
Mounting Method: Clamp Collar

Enclosure: Open
Bore Profile: Straight
Cage Material: Brass
Internal Clearance: C3-Loose
Inch - Metric: Metric

Outside Diameter - Inch: 14.173
Other Features: One Piece Cage | High Performance | Lubrication Hole and Groove On Outer Ring
Number of Rows of Rollers: Double Row
Mounting Method: Shaft Mount
Rolling Element: Spherical Roller Bearing

Inch - Metric: Inch
Outside Diameter - Inch: 19.5
Length Thru Bore - Millimeter: 170
Length Thru Bore - Inch: 6.693
Other Features: Single Row | Split Roller | Medium Duty

Housing Style: Cartridge Unit
Housing Material: Cast Iron
Mounting Method: Clamp Collar
Rolling Element: Cylindrical Roller Bearing
Expansion / Non-expansion: Expansion