6310ZZ/2A top 5 original Ball Bearing NTN NSK
| Bearing number: |
7304DB |
| Size (mm): |
20x52x15 |
| Bore Diameter (mm): |
20 |
| Outer Diameter (mm): |
52 |
| Width (mm): |
15 |
| d: |
20 mm |
| D: |
52 mm |
| B: |
15 mm |
| PDF |
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Product Details
| Bearing number |
7304DB |
| Size (mm) |
20x52x15 |
| Bore Diameter (mm) |
20 |
| Outer Diameter (mm) |
52 |
| Width (mm) |
15 |
| d |
20 mm |
| D |
52 mm |
| B |
15 mm |
| C |
15 mm |
| ra1 max. |
0,6 mm |
| Angle (α) |
25 ° |
| a |
18 mm |
| r min. |
1,1 mm |
| r1 min. |
0,6 mm |
| 2B |
30 mm |
| da min. |
27 mm |
| ra max. |
1 mm |
| Db max |
47,5 mm |
| Weight |
0,276 Kg |
| Basic dynamic load rating (C) |
30,5 kN |
| Basic static load rating (C0) |
20,8 kN |
| (Grease) Lubrication Speed |
12 000 r/min |
| Category |
Angular Contact Ball Bearing |
| Inventory |
0.0 |
| Minimum Buy Quantity |
N/A |
| Weight / Kilogram |
0.286 |
| Product Group |
B00308 |
| Enclosure |
Open |
| Flush Ground |
Yes |
| Rolling Element |
Ball Bearing |
| Number of Rows of Balls |
Single Row |
| Precision Class |
ABEC 1 | ISO P0 |
| Maximum Capacity / Filling Slot |
No |
| Snap Ring |
No |
| Cage Material |
Steel |
| Contact Angle |
30 Degree |
| Internal Clearance |
C0-Medium |
| Number of Bearings |
2 (1 Pair) |
| Mounting Arrangement |
Duplex-Back to Back |
| Inch - Metric |
Metric |
| Long Description |
20MM Bore; 52MM Outside Diameter; 30MM Width; Open; Yes Flush Ground; Ball Bearing; Single Row of Balls; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; C0-Medium; Steel Cage; 30 Degree; 2 (1 Pair); D |
| UNSPSC |
31171531 |
| Harmonized Tariff Code |
8482.10.50.28 |
| Noun |
Bearing |
| Keyword String |
Angular Contact |
| Manufacturer Item Number |
7304DB |
| Outside Diameter |
2.047 Inch | 52 Millimeter |
| Bore |
0.787 Inch | 20 Millimeter |
| Width |
1.181 Inch | 30 Millimeter |
| bore diameter: |
20 mm |
| precision rating: |
ISO Class 0 |
| outside diameter: |
52 mm |
| cage material: |
Steel |
| overall width: |
30 mm |
| finish/coating: |
Uncoated |
| contact angle: |
30 ° |
| inner ring width: |
15 mm |
| duplex type: |
Back to Back |
| maximum rpm (oil): |
17000 rpm |
| closure type: |
Open |
| maximum rpm (grease): |
12000 rpm |
| operating temperature range: |
-40 to 120 ºC |
| outer ring width: |
15 mm |
| radial dynamic load capacity: |
30500 N |
| fillet radius: |
1.1 mm |
| radial static load capacity: |
20800 N |
| manufacturer product page: |
Click here |
| bearing material: |
High Carbon Chrome Steel |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |