| Category | Flange Block |
| Inventory | 2.0 |
| Minimum Buy Quantity | N/A |
| Weight | 75 lb |
| Product Group | M06288 |
| Number of Mounting Holes | 4 |
| Mounting Method | Concentric Collar |
| Housing Style | 4 Bolt Square Flange Block |
| Rolling Element | Tapered Roller Bearing |
| Housing Material | Cast Iron |
| Expansion / Non-expansion | Non-expansion |
| Mounting Bolts | 7/8 Inch |
| Relubricatable | Yes |
| Seals | Double Lip Radial |
| Housing Configuration | 1 Piece Solid |
| Pilot Configuration | No Pilot |
| Inch - Metric | Inch |
| Long Description | 4 Bolt Square Flange Block; 4" Bore; 11" Bolt Circle; 7-3/4" Bolt Spacing; 1 Piece Solid; Concentric Collar Mount; Cast Iron; Tapered Roller Bearing; 6-1/4" Length Thru Bore; Relub |
| Other Features | Double Row | Wide Inner Race | With Set Screw |
| UNSPSC | 31171501 |
| Harmonized Tariff Code | 8483.20.40.80 |
| Noun | Bearing |
| Keyword String | Flanged |
| Manufacturer Item Number | E-4BF-TRB-4 |
| Weight / LBS | 75 |
| Cartridge Pilot Diameter | 0 Inch | 0 Millimeter |
| Cartridge Pilot Depth | 0 Inch | 0 Millimeter |
| Bolt Spacing | 7.75 Inch | 196.85 Millimeter |
| Nominal Bolt Circle Diameter Round | 11 Inch | 279.4 Millimeter |
| d | 4 Inch | 101.6 Millimeter |
| D | 6.25 Inch | 158.75 Millimeter |
| Shaft Size | 4 in |
| Shaft Size Type | Imperial |
| UPC Code | 053893544281 |
| Dimension B | 6-1/4 in |
| Dimension L | 10-1/4 in |
| Dimension A | 5-5/8 in |
| Dimension J | 7-3/4 in |
| Dimension A2 | 1/4 in |
| Bolt Diameter | 7/8 in |
| Dimension A1 | 2-1/8 in |
| Dimension D 1 | 8-1/4 in |
| Dimension d1 | 6-1/16 in |
| e | 0.49 |
| X (if Fa/Fr ≤ e) | 0.87 |
| Y (if Fa/Fr ≤ e) | 1.77 |
| X (if Fa/Fr > e) | 0.7 |
| Y (if Fa/Fr > e) | 2.14 |
| K Factor | 1.23 |
| C90 Dynamic Load Rating2 | 26900 lb |
| C0 Static Load Rating | 154000 lb |
| Fa-max Maximum Permissible Thrust Load3 | 6908 lb |
| Fr-max Maximum Allowable Slip Fit Radial Load4 | 22000 lb |
| Max. Speed5 | 1530 rpm |
| Note | Note: All units have a 1/8 pipe thread grease fittingThe Maximum Permissible Thrust Load applies to conditions of slip fit with set screw mounting or in applications where a large moment loading occur |
