Inch - Metric: Inch
Length Thru Bore - Millimeter: 101.6
Other Features: Double Row | Double Collar
Global Part Number GPN: 521219
Housing Style: 4 Bolt Pillow Block

Nominal Bolt Center to Center - Inch: 8.3
Housing Material: Cast Iron
Mounting Method: Concentric Collar
Housing Configuration: 1 Piece Solid
Number of Mounting Holes: 4

Inch - Metric: Inch
Length Thru Bore - Millimeter: 114.3
Nominal Bolt Circle Diameter Round - Inch: 8.5
Housing Configuration: 1 Piece Solid
Other Features: Double Row | Optional E-Tect Seal | With Set Screw

Global Part Number GPN: 551361
Housing Style: 4 Bolt Square Flange Block
Housing Material: Cast Iron
Mounting Method: Concentric Collar
Nominal Bolt Circle Diameter Round - Millimeter: 215

Inch - Metric: Inch
Length Thru Bore - Millimeter: 64.287
Nominal Bolt Circle Diameter Round - Inch: 4.9
Housing Configuration: 1 Piece Solid
Other Features: Double Row | Has Flinger | With Set Screw

Global Part Number GPN: 551211
Housing Style: 4 Bolt Square Flange Block
Housing Material: Cast Iron
Mounting Method: Concentric Collar
Nominal Bolt Circle Diameter Round - Millimeter: 125.7

Inch - Metric: Inch
Length Thru Bore - Millimeter: 84.074
Nominal Bolt Circle Diameter Round - Inch: 7.6
Housing Configuration: 2 Piece Split
Other Features: Double Row | Heavy Duty | Single Collar | Has Flinger | With Set Screw

Global Part Number GPN: 553314
Housing Style: 4 Bolt Square Flange Block
Housing Material: Cast Iron
Mounting Method: Concentric Collar
Nominal Bolt Circle Diameter Round - Millimeter: 193

Inch - Metric: Inch
Length Thru Bore - Millimeter: 50.8
Other Features: Single Row | Medium Duty | Air Handling
Global Part Number GPN: 500272
Housing Style: 2 Bolt Pillow Block

Nominal Bolt Center to Center - Inch: 6.1
Housing Material: Cast Iron
Mounting Method: Concentric Collar
Housing Configuration: 1 Piece Solid
Number of Mounting Holes: 2