NSK R420-2 cylindrical roller bearings
Various types and sizes to accommodate your 100x55x21 Size (mm) NSK R420-2 cylindrical roller bearings requirements. 55 Outer Diameter (mm)
| Size (mm) | 100x55x21 |
| Bore Diameter (mm) | 100 |
| Outer Diameter (mm) | 55 |
| Width (mm) | 21 |
| d | 55 mm |
| D | 100 mm |
| B | 21 mm |
| d1 | 69.06 mm |
| D2 | 89.4 mm |
| r1,2 – min. | 1.5 mm |
| da – min. | 64 mm |
| da – max. | 68.9 mm |
| Da – max. | 91 mm |
| ra – max. | 1.5 mm |
| Basic dynamic load rating – C | 48.4 kN |
| Basic static load rating – C0 | 44 kN |
| Fatigue load limit – Pu | 1.9 kN |
| Reference speed | 12000 r/min |
| Limiting speed | 7000 r/min |
| Calculation factor – kr | 0.04 |
| Inventory | 0.0 |
| Manufacturer Name | SKF |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.696 |
| EAN | 7316576679797 |
| Product Group | B00308 |
| Enclosure | 1 Metal Shield |
| Precision Class | ABEC 1 | ISO P0 |
| Maximum Capacity / Filling Slot | Yes |
| Rolling Element | Ball Bearing |
| Snap Ring | No |
| Internal Special Features | No |
| Cage Material | Steel |
| Internal Clearance | C0-Medium |
| Inch – Metric | Metric |
| Long Description | 55MM Bore; 100MM Outside Diameter; 21MM Outer Race Diameter; 1 Metal Shield; Ball Bearing; ABEC 1 | |
| UNSPSC | 31171504 |
| Harmonized Tariff Code | 8482.10.50.68 |
| Noun | Bearing |
| Keyword String | Ball |
| Manufacturer Item Number | 211 Z |
| Weight / LBS | 1.49 |
| Outer Race Width | 0.827 Inch | 21 Millimeter |
| Bore | 2.165 Inch | 55 Millimeter |
| Outside Diameter | 3.937 Inch | 100 Millimeter |
| bore diameter: | 55 mm |
| static load capacity: | 44 kN |
| outside diameter: | 100 mm |
| precision rating: | ABEC 3 (ISO Class 6) |
| overall width: | 21 mm |
| finish/coating: | Uncoated |
| bore type: | Round |
| cage material: | Steel |
| closure type: | Single Shield |
| outer ring width: | 21 mm |
| row type & fill slot: | Single Row Filling Slot |
| fillet radius: | 1.5 mm |
| snap ring included: | Without Snap Ring |
| maximum rpm: | 7000 RPM |
| internal clearance: | C0 |
| series: | 21 |
| dynamic load capacity: | 48.4 kN |
| thrust application warning: | This product can not be used in Thrust Applications |
| d1 ≈ | 69.06 mm |
| D2 ≈ | 89.4 mm |
| r1,2 min. | 1.5 mm |
| da min. | 64 mm |
| da max. | 68.9 mm |
| Da max. | 91 mm |
| ra max. | 1.5 mm |
| Basic dynamic load rating C | 48.4 kN |
| Basic static load rating C0 | 44 kN |
| Fatigue load limit Pu | 1.86 kN |
| Calculation factor kr | 0.04 |
| Mass bearing | 0.66 kg |
Detailed Parameters
parameter：
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