FAG Needle roller and cage assemblies - K30X35X13
What JiNan Hope Hydraulic Co., Itd are the 300x420x56 dimensions of a FAG Needle roller and cage assemblies - K30X35X13? 300x420x56 Size (mm) 300 Bore Diameter (mm) FAG Spindle Bearings Manufacturing Service . Get Your Free, Instant Quote！
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Details
| Bearing number |
71960 ACDMA/P4A |
| Size (mm) |
300x420x56 |
| Bore Diameter (mm) |
300 |
| Outer Diameter (mm) |
420 |
| Width (mm) |
56 |
| d |
300 mm |
| D |
420 mm |
| B |
56 mm |
| C |
56 mm |
| d1 |
337 mm |
| d2 |
337 mm |
| r1 min. |
3 mm |
| r2 min. |
3 mm |
| r3 min. |
1,1 mm |
| r4 min. |
1,1 mm |
| D1 |
383 mm |
| D2 |
– mm |
| da min. |
313 mm |
| Da max. |
405 mm |
| db min |
313 mm |
| ra max. |
2.5 mm |
| rb max. |
1 mm |
| dh |
347 mm |
| Db max |
414 mm |
| Weight |
23 Kg |
| Basic dynamic load rating (C) |
351 kN |
| Basic static load rating (C0) |
560 kN |
| (Grease) Lubrication Speed |
2 200 r/min |
| (Oil) Lubrication Speed |
3 400 r/min |
| Fatigue load limit (Pu) |
12,7 |
| r1,2 min. |
3 mm |
| r3,4 min. |
1.1 mm |
| a |
112.3 mm |
| db min. |
313 mm |
| Db max. |
414 mm |
| dn |
347 mm |
| Basic dynamic load rating C |
351 kN |
| Basic static load rating C0 |
560 kN |
| Fatigue load limit Pu |
12.7 kN |
| Attainable speed for grease lubrication |
2200 r/min |
| Attainable speed for oil-air lubrication |
3400 r/min |
| Ball diameter Dw |
38.1 mm |
| Number of balls z |
26 |
| Reference grease quantity Gref |
265 cm³ |
| Preload class A GA |
2200 N |
| Static axial stiffness, preload class A |
663 N/µm |
| Preload class B GB |
4400 N |
| Static axial stiffness, preload class B |
866 N/µm |
| Preload class C GC |
8800 N |
| Static axial stiffness, preload class C |
1146 N/µm |
| Preload class D GD |
17600 N |
| Static axial stiffness, preload class D |
1548 N/µm |
| Calculation factor f |
1.22 |
| 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 |
23 kg |
Company Profile
| Worktime |
9:00-18:00(Beijing time) |
| Phone |
0531-8299 9953 |