NU1056 KOYO Single-row cylindrical roller bearings
| Brand Name: | KOYO |
| Model Number: | NU1056 |
| Bearing number: | 6864 |
| Size (mm): | 320x400x38 |
| Bore Diameter (mm): | 320 |
| Outer Diameter (mm): | 400 |
| Width (mm): | 38 |
| d: | 320 mm |
| D: | 400 mm |
| B: | 38 mm |
| PDF |
NU1056 |
Product Details
| Bearing number | 6864 |
| Size (mm) | 320x400x38 |
| Bore Diameter (mm) | 320 |
| Outer Diameter (mm) | 400 |
| Width (mm) | 38 |
| d | 320 mm |
| D | 400 mm |
| B | 38 mm |
| C | 38 mm |
| r min. | 2,1 mm |
| Da max. | 389 mm |
| db min | 331 mm |
| ra max. | 2 mm |
| Weight | 10,9 Kg |
| Basic dynamic load rating (C) | 168 kN |
| Basic static load rating (C0) | 228 kN |
| (Grease) Lubrication Speed | 1 400 r/min |
| (Oil) Lubrication Speed | 1 600 r/min |
| rs min | 2.1 mm |
| Radial clearance class | CN |
| Mass | 10.9 kg |
| Dynamic load, C | 168 kN |
| Static load, C0 | 228 kN |
| Fatigue limit load, Cu | 10.4 kN |
| f0 | 16.1 |
| Nlim (oil) | 1,600 rpm |
| Nlim (grease) | 1,400 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| da min | 331 mm |
| Da max | 389 mm |
| ra max | 2 mm |
| Category | Single Row Ball Bearing |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 12 |
| Product Group | B00308 |
| Enclosure | Open |
| Precision Class | ABEC 1 | ISO P0 |
| Maximum Capacity / Filling Slot | No |
| Rolling Element | Ball Bearing |
| Snap Ring | No |
| Internal Special Features | No |
| Cage Material | Steel |
| Internal Clearance | C0-Medium |
| Inch - Metric | Metric |
| Long Description | 320MM Bore; 400MM Outside Diameter; 38MM Outer Race Width; Open; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; No Internal Special Features; C0-Medium Internal Clearance; Steel Cage |
| Other Features | Deep Groove |
| UNSPSC | 31171504 |
| Harmonized Tariff Code | 8482.10.50.68 |
| Noun | Bearing |
| Keyword String | Ball |
| Manufacturer Item Number | 6864 |
| Weight / LBS | 26.455 |
| Inner Race Width | 0 Inch | 0 Millimeter |
| Bore | 12.598 Inch | 320 Millimeter |
| Outside Diameter | 15.748 Inch | 400 Millimeter |
| Outer Race Width | 1.496 Inch | 38 Millimeter |
| bore diameter: | 320 mm |
| precision rating: | Class 0 |
| outside diameter: | 400 mm |
| finish/coating: | Uncoated |
| overall width: | 38 mm |
| bearing material: | High Carbon Chrome Steel |
| bore type: | Round |
| cage material: | Carbon |
| closure type: | Open |
| inner ring width: | 38 mm |
| row type & fill slot: | Single Row Non-Fill Slot |
| outer ring width: | 38 mm |
| snap ring included: | Without Snap Ring |
| maximum rpm (grease): | 1400 rpm |
| internal clearance: | CN |
| maximum rpm (oil): | 1600 rpm |
| operating temperature range: | -40 to 120 ºC |
| fillet radius: | 2.1 mm |
| dynamic load capacity: | 168000 N |
| manufacturer product page: | Click here |
| static load capacity: | 228000 N |
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