ISO NH309 cylindrical roller bearings
Welcome 50 mm d to the ISO NH309 cylindrical roller bearings online seller.
| d | 50 mm |
| D | 72 mm |
| B | 12 mm |
| d1 | 57.1 mm |
| d2 | 57.1 mm |
| D1 | 64.9 mm |
| r1,2 min. | 0.6 mm |
| r3,4 min. | 0.3 mm |
| a | 20.3 mm |
| da min. | 53.2 mm |
| db min. | 53.2 mm |
| Da max. | 68.8 mm |
| Db max. | 70.6 mm |
| ra max. | 0.6 mm |
| rb max. | 0.3 mm |
| Basic dynamic load rating C | 12.7 kN |
| Basic static load rating C0 | 9.8 kN |
| Fatigue load limit Pu | 0.415 kN |
| Attainable speed for grease lubrication | 16000 r/min |
| Ball diameter Dw | 6.35 mm |
| Number of balls z | 25 |
| Reference grease quantity Gref | 1.74 cm³ |
| Preload class A GA | 80 N |
| Static axial stiffness, preload class A | 105 N/µm |
| Preload class B GB | 160 N |
| Static axial stiffness, preload class B | 137 N/µm |
| Preload class C GC | 320 N |
| Static axial stiffness, preload class C | 180 N/µm |
| Preload class D GD | 640 N |
| Static axial stiffness, preload class D | 240 N/µm |
| Calculation factor f | 1.13 |
| Calculation factor f1 | 0.98 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.04 |
| Calculation factor f2C | 1.08 |
| Calculation factor f2D | 1.14 |
| Calculation factor fHC | 1 |
| Calculation factor e | 0.68 |
| Calculation factor (single, tandem) Y2 | 0.87 |
| Calculation factor (back-to-back, face-to-face) Y1 | 0.92 |
| Calculation factor (back-to-back, face-to-face) Y2 | 1.41 |
| Mass bearing | 0.13 kg |
Detailed Parameters
parameter：
Similar products
Timken 240RT51 cylindrical roller bearings
Timken 240RT51 cylindrical roller bearings Deal is 216.103×330.2×263.525 Size (mm) your source for OEM and accessories. We sell Genuine at discount prices. Size (mm) 216.103×330.2×263.525 Bore Diameter (mm) 216,103 Outer Diameter (mm) 330,2 Width (mm) 263,525 d 216,103 mm D 330,2 mm T 263,525 mm
NTN CRO-6220LL tapered roller bearings
offers a NTN CRO-6220LL tapered roller bearings selection 0.0 Inventory N/A Minimum Buy Quantity of Genuine at Wholesale Prices. We are a NTN CRO-6220LL tapered roller bearings Certified Parts Retailer Inventory 0.0 Manufacturer Name BEARINGS LIMITED Minimum Buy Quantity N/A Weight 140.4 EAN 0888569082954 Product Group B04311
IKO TAM 3730 needle roller bearings
IKO TAM 3730 needle roller bearings 220x400x108 Size (mm) Product Brochures , Manufacturing 400 Outer Diameter (mm) Service . Get 220 Bore Diameter (mm) Your Free. Size (mm) 220x400x108 Bore Diameter (mm) 220 Outer Diameter (mm) 400 Width (mm) 108 d 220 mm d1 200 mm D 400 mm B 108 mm C 108 mm
Timken 34274/34481-B tapered roller bearings
Timken 34274/34481-B tapered roller bearings Deal is 0.0 Inventory your source for OEM and accessories. We sell N/A Minimum Buy Quantity Genuine at discount prices. Inventory 0.0 Manufacturer Name SCHAEFFLER GROUP Minimum Buy Quantity N/A Weight 2.57 EAN 4054364230784 Product Group B04144