Bearing lm377449dw lm377410cd
Bearing lm377449dw lm377410cd Engineering Calculator , 380x280x46 four-row tapered roller Bearings • tQow – 2tdiw Manufacturing Service . Get Bearing Wholesalers Your Free. 380 Bore Diameter (mm)
| Bearing number: |
71956 CD/HCP4A |
| Size (mm): |
380x280x46 |
| Bore Diameter (mm): |
380 |
| Outer Diameter (mm): |
280 |
| Width (mm): |
46 |
| d: |
280 mm |
| D: |
380 mm |
| B: |
46 mm |
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Product Details
| Bearing number |
71956 CD/HCP4A |
| Size (mm) |
380x280x46 |
| Bore Diameter (mm) |
380 |
| Outer Diameter (mm) |
280 |
| Width (mm) |
46 |
| d |
280 mm |
| D |
380 mm |
| B |
46 mm |
| d1 |
311.8 mm |
| d2 |
311.8 mm |
| D1 |
348.2 mm |
| r1,2 - min. |
2.1 mm |
| r3,4 - min. |
1.1 mm |
| a |
67.4 mm |
| da - min. |
291 mm |
| db - min. |
291 mm |
| Da - max. |
369 mm |
| Db - max. |
374 mm |
| ra - max. |
2 mm |
| rb - max. |
1 mm |
| dn |
319.7 mm |
| Basic dynamic load rating - C |
291 kN |
| Basic static load rating - C0 |
455 kN |
| Fatigue load limit - Pu |
10.6 kN |
| Limiting speed for grease lubrication |
4000 r/min |
| Limiting speed for oil lubrication |
5600 mm/min |
| Ball - Dw |
30.162 mm |
| Ball - z |
31 |
| Gref |
159 cm3 |
| Calculation factor - f0 |
16.7 |
| Preload class A - GA |
1090 N |
| Preload class B - GB |
2180 N |
| Preload class C - GC |
4360 N |
| Preload class D - GD |
8720 N |
| Calculation factor - f |
1 |
| Calculation factor - f2A |
1 |
| Calculation factor - f2B |
1.07 |
| Calculation factor - f2C |
1.12 |
| Calculation factor - f2D |
1.18 |
| Calculation factor - fHC |
1.04 |
| Preload class A |
295 N/micron |
| Preload class B |
403 N/micron |
| Preload class C |
565 N/micron |
| Preload class D |
822 N/micron |
| r1,2 min. |
2.1 mm |
| r3,4 min. |
1.1 mm |
| da min. |
291 mm |
| db min. |
291 mm |
| Da max. |
369 mm |
| Db max. |
374 mm |
| ra max. |
2 mm |
| rb max. |
1 mm |
| Basic dynamic load rating C |
291 kN |
| Basic static load rating C0 |
455 kN |
| Fatigue load limit Pu |
10.6 kN |
| Attainable speed for grease lubrication |
4000 r/min |
| Attainable speed for oil-air lubrication |
5600 r/min |
| Ball diameter Dw |
30.162 mm |
| Number of balls z |
31 |
| Reference grease quantity Gref |
159 cm³ |
| Preload class A GA |
1090 N |
| Static axial stiffness, preload class A |
295 N/µm |
| Preload class B GB |
2180 N |
| Static axial stiffness, preload class B |
403 N/µm |
| Preload class C GC |
4360 N |
| Static axial stiffness, preload class C |
565 N/µm |
| Preload class D GD |
8720 N |
| Static axial stiffness, preload class D |
822 N/µm |
| Calculation factor f |
1.27 |
| Calculation factor f1 |
1 |
| Calculation factor f2A |
1 |
| Calculation factor f2B |
1.07 |
| Calculation factor f2C |
1.12 |
| Calculation factor f2D |
1.18 |
| Calculation factor fHC |
1.04 |
| Calculation factor f0 |
16.7 |
| Mass bearing |
11.1 kg |
Company Profile
| Worktime |
9: 00-18: 00 (بتوقيت بكين) |
| Phone |
+6531591338 |
| Fax |
+6531591338 |