NNU4972 KOYO Double-row cylindrical roller bearings
| Brand Name: | KOYO |
| Model Number: | NNU4972 |
| d: | 3-11/16 in |
| radial static load capacity:: | 421 kN |
| outer ring outside diameter:: | 6-7/8 in |
| axial dynamic load capacity:: | 19.6 kN |
| cartridge outside diameter:: | 8 in |
| maximum rpm:: | 2340 RPM |
| cartridge width:: | 5.2756 in |
| outer ring width:: | 45.3 mm |
| PDF |
NNU4972 |
Product Details
| d | 3-11/16 in |
| radial static load capacity: | 421 kN |
| outer ring outside diameter: | 6-7/8 in |
| axial dynamic load capacity: | 19.6 kN |
| cartridge outside diameter: | 8 in |
| maximum rpm: | 2340 RPM |
| cartridge width: | 5.2756 in |
| outer ring width: | 45.3 mm |
| inner ring width: | 3.189 in |
| maximum axial movement: | 10.5 mm |
| split bearing type: | Split Roller Bearing Cartridge Assembly |
| series: | 01 |
| expansion type: | Expansion Bearing (Floating) |
| replacement split bearing only: | 01B311EX |
| operating temperature range: | -70 to +100 °C |
| replacement complete pillow block: | 01EBCP311EX |
| radial dynamic load capacity: | 320 kN |
| bearing cage material: | Steel |
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