3R8-88P9 Rotek Slewing Ring Bearings
| Brand Name: |
Rotek |
| Model Number: |
3R8-88P9 |
| Bearing number: |
6409NR |
| Size (mm): |
45x120x29 |
| Bore Diameter (mm): |
45,000 |
| Outer Diameter (mm): |
120,000 |
| Width (mm): |
29,000 |
| d: |
45,000 mm |
| D: |
120,000 mm |
| B: |
29,000 mm |
Product Details
| Bearing number |
6409NR |
| Size (mm) |
45x120x29 |
| Bore Diameter (mm) |
45,000 |
| Outer Diameter (mm) |
120,000 |
| Width (mm) |
29,000 |
| d |
45,000 mm |
| D |
120,000 mm |
| B |
29,000 mm |
| C |
29,000 mm |
| a min |
3.86 mm |
| a max |
4.06 mm |
| Ca min |
6.63 mm |
| Ca max |
6.88 mm |
| rs min |
2 mm |
| rNs min |
0.5 mm |
| D3 max |
115.21 mm |
| b min |
3.1 mm |
| b max |
3.4 mm |
| r0 max |
0.6 mm |
| D4 max |
129.7 mm |
| f |
2.77 mm |
| Snap ring reference |
R120 |
| Radial clearance class |
CN |
| Mass |
1.53 kg |
| Dynamic load, C |
77 kN |
| Static load, C0 |
45 kN |
| Fatigue limit load, Cu |
2.05 kN |
| f0 |
12.1 |
| Nlim (oil) |
7,400 rpm |
| Nlim (grease) |
6,300 rpm |
| Min operating temperature, Tmin |
-20 °C |
| Max operating temperature, Tmax |
120 °C |
| Characteristic cage frequency, FTF |
0.36 Hz |
| Characteristic rolling element frequency, BSF |
3.33 Hz |
| Characteristic outer ring frequency, BPF0 |
2.53 Hz |
| Characteristic inner ring frequency, BPFI |
4.47 Hz |
| da min |
54 mm |
| Da max |
111 mm |
| ra max |
2 mm |
| rNa max |
0.5 mm |
| Db min |
131.5 mm |
| Category |
Single Row Ball Bearing |
| Inventory |
0.0 |
| Minimum Buy Quantity |
N/A |
| Weight / Kilogram |
1.49 |
| Product Group |
B00308 |
| Enclosure |
Open |
| Precision Class |
ABEC 1 | ISO P0 |
| Maximum Capacity / Filling Slot |
No |
| Rolling Element |
Ball Bearing |
| Snap Ring |
Yes |
| Internal Special Features |
No |
| Cage Material |
Steel |
| Internal Clearance |
C0-Medium |
| Inch - Metric |
Metric |
| Long Description |
45MM Bore; 120MM Outside Diameter; 29MM Outer Race Width; Open; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; Yes Snap Ring; No Internal Special Features; C0-Medium Internal Clearance; Steel Cage |
| Other Features |
Deep Groove | With Snap Ring |
| UNSPSC |
31171504 |
| Harmonized Tariff Code |
8482.10.50.68 |
| Noun |
Bearing |
| Keyword String |
Ball |
| Weight / LBS |
3.3642 |
| Outside Diameter |
4.724 Inch | 120 Millimeter |
| Bore |
1.772 Inch | 45 Millimeter |
| Inner Race Width |
0 Inch | 0 Millimeter |
| Outer Race Width |
1.142 Inch | 29 Millimeter |