| Bearing number |
7304BG |
| Size (mm) |
20x52x15 |
| Bore Diameter (mm) |
20,000 |
| Outer Diameter (mm) |
52,000 |
| Width (mm) |
15,000 |
| d |
20,000 mm |
| D |
52,000 mm |
| B |
15,000 mm |
| C |
15,000 mm |
| a |
22.5 mm |
| Contact angle α |
40 ° |
| rs min |
1.1 mm |
| r1s min |
0.6 mm |
| Radial clearance class |
CN |
| Mass |
0.14 kg |
| Dynamic load, C |
17.3 kN |
| Static load, C0 |
9.65 kN |
| Fatigue limit load, Cu |
0.44 kN |
| Nlim (oil) |
18,000 rpm |
| Nlim (grease) |
13,000 rpm |
| Min operating temperature, Tmin |
-40 °C |
| Max operating temperature, Tmax |
120 °C |
| Characteristic cage frequency, FTF |
0.4 Hz |
| Characteristic rolling element frequency, BSF |
3.63 Hz |
| Characteristic outer ring frequency, BPF0 |
3.99 Hz |
| Characteristic inner ring frequency, BPFI |
6.01 Hz |
| da min |
27 mm |
| db min |
24.5 mm |
| Da max |
45 mm |
| Db max |
47.5 mm |
| r1a max |
0.6 mm |
| ra max |
1 mm |
| Category |
Angular Contact Ball Bearing |
| Inventory |
0.0 |
| Minimum Buy Quantity |
N/A |
| Weight / Kilogram |
0.146 |
| 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 |
40 Degree |
| Internal Clearance |
C0-Medium |
| Number of Bearings |
1 (Single) |
| Mounting Arrangement |
Universal |
| Inch - Metric |
Metric |
| Long Description |
20MM Bore; 52MM Outside Diameter; 15MM Width; Open; Yes Flush Ground; Ball Bearing; Single Row of Balls; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring |
| UNSPSC |
31171531 |
| Harmonized Tariff Code |
8482.10.50.28 |
| Noun |
Bearing |
| Keyword String |
Angular Contact |
| Manufacturer Item Number |
7304BG |
| Weight / LBS |
0.323 |
| Bore |
0.787 Inch | 20 Millimeter |
| Width |
0.591 Inch | 15 Millimeter |
| Outside Diameter |
2.047 Inch | 52 Millimeter |
| bore diameter: |
20 mm |
| radial static load capacity: |
9650 N |
| outside diameter: |
52 mm |
| operating temperature range: |
-40 to 120 ºC |
| overall width: |
15 mm |
| cage material: |
Steel |
| contact angle: |
40 ° |
| outer ring width: |
15 mm |
| row type & fill slot: |
Single-Row Non-Fill Slot |
| maximum rpm: |
18000 rpm |
| internal clearance: |
C3 |
| finish/coating: |
Uncoated |
| bore type: |
Round |
| precision rating: |
ISO Class 0 |
| closure type: |
Open |
| fillet radius: |
1.1 mm |
| snap ring included: |
Without Snap Ring |
| series: |
73B |
| bearing material: |
High Carbon Chrome Steel |
| weight: |
0.146 kg |
| radial dynamic load capacity: |
17300 N |
| manufacturer product page: |
Click here |