100 mm x 140 mm x 40 mm NSK NNU4920MB cylindrical roller bearings
| Brand Name: |
NSK |
| Model Number: |
NNU4920MB |
| Bearing number: |
6307-2Z |
| Size (mm): |
80x35x21 |
| Bore Diameter (mm): |
80 |
| Outer Diameter (mm): |
35 |
| Width (mm): |
21 |
| d: |
35 mm |
| D: |
80 mm |
| B: |
21 mm |
| PDF |
NNU4920MB |
Product Details
| Bearing number |
6307-2Z |
| Size (mm) |
80x35x21 |
| Bore Diameter (mm) |
80 |
| Outer Diameter (mm) |
35 |
| Width (mm) |
21 |
| d |
35 mm |
| D |
80 mm |
| B |
21 mm |
| d1 |
49.56 mm |
| D2 |
69.2 mm |
| r1,2 - min. |
1.5 mm |
| da - min. |
44 mm |
| da - max. |
49.5 mm |
| Da - max. |
71 mm |
| ra - max. |
1.5 mm |
| Basic dynamic load rating - C |
35.1 kN |
| Basic static load rating - C0 |
19 kN |
| Fatigue load limit - Pu |
0.815 kN |
| Reference speed |
19000 r/min |
| Limiting speed |
9500 r/min |
| Calculation factor - kr |
0.03 |
| Calculation factor - f0 |
13.1 |
| Category |
Single Row Ball Bearing |
| Inventory |
2.0 |
| Minimum Buy Quantity |
N/A |
| Weight / Kilogram |
0.47 |
| Product Group |
B00308 |
| Enclosure |
2 Metal Shields |
| 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 |
35MM Bore; 80MM Outside Diameter; 21MM Outer Race Diameter; 2 Metal Shields; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; No Internal Special Features |
| UNSPSC |
31171504 |
| Harmonized Tariff Code |
8482.10.50.68 |
| Noun |
Bearing |
| Keyword String |
Ball |
| Manufacturer Item Number |
6307-2Z |
| Weight / LBS |
1.04 |
| Outer Race Width |
0.827 Inch | 21 Millimeter |
| Bore |
1.378 Inch | 35 Millimeter |
| Outside Diameter |
3.15 Inch | 80 Millimeter |
| d1 ≈ |
49.56 mm |
| D2 ≈ |
69.2 mm |
| r1,2 min. |
1.5 mm |
| da min. |
44 mm |
| da max. |
49.5 mm |
| Da max. |
71 mm |
| ra max. |
1.5 mm |
| Basic dynamic load rating C |
35.1 kN |
| Basic static load rating C0 |
19 kN |
| Fatigue load limit Pu |
0.815 kN |
| Calculation factor kr |
0.03 |
| Calculation factor f0 |
13.1 |
| Mass bearing |
0.47 kg |