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
NKE 23036-K-MB-W33+AH3036 spherical roller bearings
Can’t find what you’re looking In Stock Availability: for NKE 23036-K-MB-W33+AH3036 spherical roller bearings ? Our expert 7202begbp-skf SKU: Representatives be in contact with you shortly! SKU: 7202begbp-skf Availability: In Stock Weight: 0.02 KGS d 15mm D 35mm B 11mm Dynamic Load Rating (kN): 8.8 Static Load Rating (kN): 4.65 Reference Speed Rating (r/min): 26000
KOYO 33018JR tapered roller bearings
Offer 0.0 Inventory High Quality Brand KOYO 33018JR tapered roller bearings .Contact Us Online to Get N/A Minimum Buy Quantity Best Quote. Inventory 0.0 Manufacturer Name SCHAEFFLER GROUP Minimum Buy Quantity N/A Weight 0.2 Product Group B00308 Enclosure 2 Seals Precision Class ABEC 1 | ISO P0 Maximum Capacity / Filling Slot No Rolling Element
FBJ 25590/25526 tapered roller bearings
FBJ 25590/25526 tapered roller bearings 80 Bore Diameter (mm) Manufacturers , 80x170x58 Size (mm) Online Wholesale 170 Outer Diameter (mm) Suppliers ! Size (mm) 80x170x58 Bore Diameter (mm) 80 Outer Diameter (mm) 170 Width (mm) 58 d 80 mm Fw 101 mm D 170 mm B 58 mm C 58 mm r min. 2,1 mm
NSK 55BNR10S angular contact ball bearings
Various types and sizes to 0.0 Inventory accommodate your NSK 55BNR10S angular contact ball bearings requirements. Inventory 0.0 Manufacturer Name PEER BEARING CO. Minimum Buy Quantity N/A Weight 0 EAN 8865590629114 Product Group M06110