Double row double row tapered roller bearings (inch series) HM266445D/HM266410
Double row double row tapered roller bearings (inch series) HM266445D/HM266410 Deal is your source for 47x20x14 Size (mm) OEM Double row double row tapered roller bearings (inch series) and accessories. We 47x20x14 sell Boyal Industrial Pte ltd. GenuineDouble row double row tapered roller bearings (inch series) at discount prices.
| Bearing number: |
7204 CD/P4A |
| Size (mm): |
47x20x14 |
| Bore Diameter (mm): |
47 |
| Outer Diameter (mm): |
20 |
| Width (mm): |
14 |
| d: |
20 mm |
| D: |
47 mm |
| B: |
14 mm |
Product Details
| Bearing number |
7204 CD/P4A |
| Size (mm) |
47x20x14 |
| Bore Diameter (mm) |
47 |
| Outer Diameter (mm) |
20 |
| Width (mm) |
14 |
| d |
20 mm |
| D |
47 mm |
| B |
14 mm |
| d1 |
29.1 mm |
| d2 |
29.1 mm |
| D1 |
38.7 mm |
| r1,2 - min. |
1 mm |
| r3,4 - min. |
0.3 mm |
| a |
11.6 mm |
| da - min. |
25.6 mm |
| db - min. |
25.6 mm |
| Da - max. |
41.4 mm |
| Db - max. |
44.6 mm |
| ra - max. |
1 mm |
| rb - max. |
0.3 mm |
| dn |
31.1 mm |
| Basic dynamic load rating - C |
11.9 kN |
| Basic static load rating - C0 |
5.8 kN |
| Fatigue load limit - Pu |
0.245 kN |
| Limiting speed for grease lubrication |
36000 r/min |
| Limiting speed for oil lubrication |
53000 mm/min |
| Ball - Dw |
7.938 mm |
| Ball - z |
11 |
| Gref |
1.539 cm3 |
| Calculation factor - f0 |
8.7 |
| Preload class A - GA |
45 N |
| Preload class B - GB |
90 N |
| Preload class C - GC |
180 N |
| Preload class D - GD |
360 N |
| Calculation factor - f |
1 |
| Calculation factor - f2A |
1 |
| Calculation factor - f2B |
1.01 |
| Calculation factor - f2C |
1.03 |
| Calculation factor - f2D |
1.05 |
| Calculation factor - fHC |
1 |
| Preload class A |
25 N/micron |
| Preload class B |
33 N/micron |
| Preload class C |
45 N/micron |
| Preload class D |
63 N/micron |
| Category |
Precision Ball Bearings |
| Inventory |
0.0 |
| Minimum Buy Quantity |
N/A |
| Weight / Kilogram |
0.102 |
| Product Group |
B04270 |
| Enclosure |
Open |
| Precision Class |
ABEC 7 | ISO P4 |
| Material - Ball |
Steel |
| Number of Bearings |
1 (Single) |
| Contact Angle |
15 Degree |
| Preload |
None |
| Raceway Style |
1 Rib Outer Ring |
| Cage Material |
Phenolic |
| Rolling Element |
Ball Bearing |
| Flush Ground |
No |
| Inch - Metric |
Metric |
| Other Features |
Single Row | Angular Contact | Super Precision | High Capacity Basic Design |
| Long Description |
20MM Bore; 47MM Outside Diameter; 14MM Width; Open Enclosure; ABEC 7 | ISO P4 Precision; Steel Ball Material; 1 (Single) Bearing; 15 Degree Contact Angle; Phenolic Cage Material; 1 Rib Outer Ring Race |
| UNSPSC |
31171531 |
| Harmonized Tariff Code |
8482.10.50.28 |
| Noun |
Bearing |
| Keyword String |
Ball Angular Contact |
| Width |
0.551 Inch | 14 Millimeter |
| Bore |
0.787 Inch | 20 Millimeter |
| Outside Diameter |
1.85 Inch | 47 Millimeter |
| r1,2 min. |
1 mm |
| r3,4 min. |
0.3 mm |
| da min. |
25.6 mm |
| db min. |
25.6 mm |
| Da max. |
41.4 mm |
| Db max. |
44.6 mm |
| ra max. |
1 mm |
| rb max. |
0.3 mm |
| Basic dynamic load rating C |
11.9 kN |
| Basic static load rating C0 |
5.85 kN |
| Fatigue load limit Pu |
0.245 kN |
| Attainable speed for grease lubrication |
36000 r/min |
| Attainable speed for oil-air lubrication |
53000 r/min |
| Ball diameter Dw |
7.938 mm |
| Number of balls z |
11 |
| Reference grease quantity Gref |
1.539 cm³ |
| Preload class A GA |
45 N |
| Static axial stiffness, preload class A |
25 N/µm |
| Preload class B GB |
90 N |
| Static axial stiffness, preload class B |
33 N/µm |
| Preload class C GC |
180 N |
| Static axial stiffness, preload class C |
45 N/µm |
| Preload class D GD |
360 N |
| Static axial stiffness, preload class D |
63 N/µm |
| Calculation factor f |
1.03 |
| Calculation factor f1 |
1 |
| Calculation factor f2A |
1 |
| Calculation factor f2B |
1.01 |
| Calculation factor f2C |
1.03 |
| Calculation factor f2D |
1.05 |
| Calculation factor fHC |
1 |
| Calculation factor f0 |
8.7 |
| Mass bearing |
0.1 kg |