Component: Assembly
Inch - Metric: Inch
Outside Diameter - Inch: 19.5
Outside Diameter - Millimeter: 495.3
Bore - Millimeter: 314.325

Other Features: 1 Single Cone | 1 Single Cup | Heavy Duty
Global Part Number GPN: 663657
Assembly Components: H859049 (1) | H859010 (1)
Basic Number: H859049
Precision Class: Standard

Height - Millimeter: 133.35
Bore 1 - Inch: 11
Bore 2 - Millimeter: 279.4
Height - Inch: 5.25
Bore 2 - Inch: 11

Thrust Bearing: Yes
Inch - Metric: Inch
Outside Diameter - Inch: 19.5
Other Features: Single Row | Heavy Duty | Separable | Bore 2 dimension may vary between manufacturers
Self Aligning: No

Pilot Diameter - Millimeter: 476.25
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 19.5
Length Thru Bore - Millimeter: 304.8

Nominal Bolt Circle Diameter Round - Inch: 15
Other Features: 1-1/4-7 Tapped Hole | 5 Tapped Hole | Used With Plate Steel Sprocket
Pilot Length - Inch: 7.5
Mounting Method: Bushed
Nominal Bolt Circle Diameter Round - Millimeter: 381

Inner Race Profile: Wide Inner Ring
Snap Ring: No
Rolling Element: Cylindrical Roller Bearing
Outer Race Width - Millimeter: 103.2
Other Features: Single Row | Non-Expansion Type | Enhanced Heavy Duty

Inch - Metric: Metric
Outside Diameter - Inch: 19.5
Length Thru Bore - Millimeter: 193
Outer Race Profile: Cylindrical
Mounting Method: Clamp Collar

Component: Cup
Width - Millimeter: 69.85
Flange Outside Diameter - Millimeter: 0
Inch - Metric: Inch
Outside Diameter - Inch: 19.5

Flange Outside Diameter - Inch: 0
Outside Diameter - Millimeter: 495.3
Global Part Number GPN: 645959
Precision Class: Standard
Basic Number: 724195