NNU4992 KOYO Double-row cylindrical roller bearings
| Brand Name: | KOYO |
| Model Number: | NNU4992 |
| d: | 2.1875 in |
| locking device:: | Adapter Mounted |
| D: | 4.8750 in |
| expansion type:: | Expansion Bearing (Floating) |
| bolt circle diameter:: | 6.8906 in |
| seal type:: | Felt |
| B: | 6.1875 in |
| overall depth:: | 4.0625 in |
| PDF |
NNU4992 |
Product Details
| d | 2.1875 in |
| locking device: | Adapter Mounted |
| D | 4.8750 in |
| expansion type: | Expansion Bearing (Floating) |
| bolt circle diameter: | 6.8906 in |
| seal type: | Felt |
| B | 6.1875 in |
| overall depth: | 4.0625 in |
| overall height: | 6.1875 in |
| operating temperature range: | Max 250° |
| flange mounting type: | Four-Bolt Square |
| finish/coating: | Uncoated |
| bearing type: | Spherical Roller |
| lubrication type: | Lubrication Fitting |
| housing construction: | Solid Flange Mount |
| bolt size: | .6250 in |
| bore type: | Round |
| series: | USFBE5000AE |
| duty type: | Standard Duty |
| additional details: | One expansion unit is to be used in conjunction with one nonexpansion unit for applications using an adapter lock unit. Failure to utilize one expansion and one non-expansion unit is likely to result |
| housing material: | Ductile Iron |
| manufacturer catalog number: | 738914 |
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