NTN RNA4912R needle roller bearings
NTN RNA4912R needle roller bearings Product Brochures , 30x17x7 Size (mm) 30 Bore Diameter (mm) Manufacturing Service . Get Your Free.
| Size (mm) | 30x17x7 |
| Bore Diameter (mm) | 30 |
| Outer Diameter (mm) | 17 |
| Width (mm) | 7 |
| d | 17 mm |
| D | 30 mm |
| B | 7 mm |
| d1 | 20.9 mm |
| d2 | 20.9 mm |
| D2 | 27.8 mm |
| r1,2 – min. | 0.3 mm |
| r3,4 – min. | 0.2 mm |
| a | 9 mm |
| da – min. | 19 mm |
| da – max. | 20.5 mm |
| db – min. | 19 mm |
| db – max. | 20.5 mm |
| Da – max. | 28 mm |
| Db – max. | 28.6 mm |
| ra – max. | 0.3 mm |
| rb – max. | 0.2 mm |
| Basic dynamic load rating – C | 4 kN |
| Basic static load rating – C0 | 2 kN |
| Fatigue load limit – Pu | 0.085 kN |
| Limiting speed for grease lubrication | 45000 r/min |
| Ball – Dw | 3.969 mm |
| Ball – z | 14 |
| Calculation factor – e | 0.68 |
| Calculation factor – Y2 | 1.41 |
| Calculation factor – Y0 | 0.76 |
| Calculation factor – X2 | 0.67 |
| Calculation factor – Y1 | 0.92 |
| Preload class A – GA | 25 N |
| Preload class B – GB | 50 N |
| Preload class C – GC | 100 N |
| Preload class D – GD | 200 N |
| Calculation factor – f | 1.05 |
| 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 |
| Preload class A | 42 N/micron |
| Preload class B | 54 N/micron |
| Preload class C | 70 N/micron |
| Preload class D | 93 N/micron |
| r1,2 min. | 0.3 mm |
| r3,4 min. | 0.2 mm |
| da min. | 19 mm |
| da max. | 20.5 mm |
| db min. | 19 mm |
| db max. | 20.5 mm |
| Da max. | 28 mm |
| Db max. | 28.6 mm |
| ra max. | 0.3 mm |
| rb max. | 0.2 mm |
| Basic dynamic load rating C | 3.97 kN |
| Basic static load rating C0 | 2 kN |
| Fatigue load limit Pu | 0.085 kN |
| Attainable speed for grease lubrication | 45000 r/min |
| Ball diameter Dw | 3.969 mm |
| Number of balls z | 14 |
| Preload class A GA | 25 N |
| Static axial stiffness, preload class A | 42 N/µm |
| Preload class B GB | 50 N |
| Static axial stiffness, preload class B | 54 N/µm |
| Preload class C GC | 100 N |
| Static axial stiffness, preload class C | 70 N/µm |
| Preload class D GD | 200 N |
| Static axial stiffness, preload class D | 93 N/µm |
| Calculation factor f | 1.05 |
| 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 (single, tandem) Y0 | 0.38 |
| Calculation factor (single, tandem) X2 | 0.41 |
| Calculation factor (back-to-back, face-to-face) Y1 | 0.92 |
| Calculation factor (back-to-back, face-to-face) Y2 | 1.41 |
| Calculation factor (back-to-back, face-to-face) Y0 | 0.76 |
| Calculation factor (back-to-back, face-to-face) X2 | 0.67 |
| Mass bearing | 0.017 kg |
Detailed Parameters
parameter：
Similar products
SNFA E 250 /NS 7CE1 angular contact ball bearings
How do I place an EMERGENCY order for a SNFA E 250 /NS 7CE1 angular contact ball bearings 0.0 Inventory that I want to pick up at a our store? Inventory 0.0 Manufacturer Name TIMKEN Minimum Buy Quantity N/A Weight 4.09 EAN 0883450970761 Product Group M06288 Number of Mounting Holes 4 Mounting Method Concentric Collar
NTN 231/800B spherical roller bearings
The online NTN 231/800B spherical roller bearings parts store gives you immediate access to a selection of more than 1.4 million 20 mm d new, used, remanufactured. d 20 mm B 27 mm D 47 mm cage material: Nylon outer ring width: 14 mm snap ring included: Without Snap Ring inner ring width: 27 mm
NTN 4T-33281/33462 tapered roller bearings
Manufacturers of all are represented in our partial list of clients. Contact Gary for a 25 Bore Diameter (mm) complete NTN 4T-33281/33462 tapered roller bearings list of clients and projects. Bore Diameter (mm) 25 d 25 mm V 90 mm K1 32 mm O 23,5 mm A 98,5 mm B 25 mm D 12 mm
NTN KJ55X60X20.8 needle roller bearings
NTN KJ55X60X20.8 needle roller bearings Warehouse offers car parts and 360x620x243 Size (mm) car accessories. We sell discount online as well as cheap machinery 360 Bore Diameter (mm) parts. Size (mm) 360x620x243 Bore Diameter (mm) 360 Outer Diameter (mm) 620 Width (mm) 243 d 360 mm D 620 mm B 243 mm C 243 mm