| Category | Flange Block |
| Inventory | 4.0 |
| Minimum Buy Quantity | N/A |
| Product Group | M06110 |
| Number of Mounting Holes | 4 |
| Mounting Method | Shaft Mount |
| Housing Style | 4 Bolt Square Flange Block |
| Rolling Element | Ball Bearing |
| Housing Material | Stamped Steel |
| Expansion / Non-expansion | Non-expansion |
| Mounting Bolts | 11/16 Inch |
| Relubricatable | Yes |
| Seals | Triple Lip Contact |
| Housing Configuration | 2 Piece Split |
| Pilot Configuration | No Pilot |
| Inch - Metric | Inch |
| Long Description | 4 Bolt Square Flange Block; 1-1/4" Bore; 4.9" Bolt Circle; 3-1/2" Bolt Spacing; 2 Piece Split; Shaft Mount Mount; Stamped Steel; Ball Bearing; Relubricatable; Triple Lip Contact Seals |
| Other Features | Single Row | Heavy Duty | Square Shaft | Disc Bearing |
| UNSPSC | 31171501 |
| Harmonized Tariff Code | 8483.20.40.40 |
| Noun | Bearing |
| Keyword String | Flanged |
| Manufacturer Item Number | FD209RK |
| Cartridge Pilot Depth | 0 Inch | 0 Millimeter |
| Nominal Bolt Circle Diameter Round | 4.9 Inch | 125.7 Millimeter |
| D | 0 Inch | 0 Millimeter |
| d | 1.25 Inch | 31.75 Millimeter |
| Cartridge Pilot Diameter | 0 Inch | 0 Millimeter |
| Bolt Spacing | 3.5 Inch | 88.9 Millimeter |
| bore diameter: | 1.2500 in |
| end type: | Open |
| bolt circle diameter: | 127 mm |
| length through bore: | 42.85 mm |
| overall length/diameter: | 127 mm |
| finish/coating: | Uncoated |
| bore type: | Square |
| lubrication type: | Lubrication Hole |
| mounting type: | Four-Bolt Flange |
| series: | FD |
| expansion type: | Non-Expansion Bearing (Fixed) |
25821 Inch Tapered Roller Bearing 36.487x73.025x23.812mm