NSK M-851 needle roller bearings
NSK M-851 needle roller bearings Product NTN Bearing de Mexico, S.A. Brochures , 23.81 mm d needle roller bearings Manufacturing Service . Get 13.5 mm s1 Your Free.
What is M-851 bearing interchange？
| Brand Name: |
NSK |
| Model Number: |
M-851 |
| Bearing number: |
7017 ACD/HCP4AH1 |
| Size (mm): |
130x85x22 |
| Bore Diameter (mm): |
130 |
| Outer Diameter (mm): |
85 |
| Width (mm): |
22 |
| d: |
85 mm |
| D: |
130 mm |
| B: |
22 mm |
| PDF |
M-851 |
Product Details
| Bearing number |
7017 ACD/HCP4AH1 |
| Size (mm) |
130x85x22 |
| Bore Diameter (mm) |
130 |
| Outer Diameter (mm) |
85 |
| Width (mm) |
22 |
| d |
85 mm |
| D |
130 mm |
| B |
22 mm |
| d1 |
98.9 mm |
| d2 |
98.9 mm |
| D1 |
116.1 mm |
| K |
0.5 mm |
| C1 |
5.9 mm |
| r1,2 - min. |
1.1 mm |
| r3,4 - min. |
0.6 mm |
| a |
36.2 mm |
| da - min. |
91 mm |
| db - min. |
91 mm |
| Da - max. |
124 mm |
| Db - max. |
126 mm |
| ra - max. |
1 mm |
| rb - max. |
0.6 mm |
| dn |
101.9 mm |
| Basic dynamic load rating - C |
63.7 kN |
| Basic static load rating - C0 |
62 kN |
| Fatigue load limit - Pu |
2.5 kN |
| Limiting speed for grease lubrication |
11000 r/min |
| Limiting speed for oil lubrication |
17000 mm/min |
| Ball - Dw |
14.288 mm |
| Ball - z |
21 |
| Gref |
11.7 cm3 |
| 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 |
400 N |
| Preload class B - GB |
800 N |
| Preload class C - GC |
1600 N |
| Preload class D - GD |
3200 N |
| Calculation factor - f |
1.15 |
| Calculation factor - f1 |
0.99 |
| Calculation factor - f2A |
1 |
| Calculation factor - f2B |
1.02 |
| Calculation factor - f2C |
1.05 |
| Calculation factor - f2D |
1.08 |
| Calculation factor - fHC |
1.02 |
| Preload class A |
258 N/micron |
| Preload class B |
338 N/micron |
| Preload class C |
450 N/micron |
| Preload class D |
609 N/micron |
| r1,2 min. |
1.1 mm |
| r3,4 min. |
0.6 mm |
| da min. |
91 mm |
| db min. |
91 mm |
| Da max. |
124 mm |
| Db max. |
126 mm |
| ra max. |
1 mm |
| rb max. |
0.6 mm |
| Basic dynamic load rating C |
63.7 kN |
| Basic static load rating C0 |
62 kN |
| Fatigue load limit Pu |
2.5 kN |
| Attainable speed for grease lubrication |
11000 r/min |
| Attainable speed for oil-air lubrication |
17000 r/min |
| Ball diameter Dw |
14.288 mm |
| Number of balls z |
21 |
| Reference grease quantity Gref |
11.7 cm³ |
| Preload class A GA |
400 N |
| Static axial stiffness, preload class A |
258 N/µm |
| Preload class B GB |
800 N |
| Static axial stiffness, preload class B |
338 N/µm |
| Preload class C GC |
1600 N |
| Static axial stiffness, preload class C |
450 N/µm |
| Preload class D GD |
3200 N |
| Static axial stiffness, preload class D |
609 N/µm |
| Calculation factor f |
1.15 |
| Calculation factor f1 |
0.99 |
| Calculation factor f2A |
1 |
| Calculation factor f2B |
1.02 |
| Calculation factor f2C |
1.05 |
| Calculation factor f2D |
1.08 |
| Calculation factor fHC |
1.02 |
| 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 |
0.74 kg |