Product Description
China Auto Parts Ball Bearings Angular Contact Ball Bearings 7311AC Feature:
Angular Contact Ball Bearing is mainly applied on high speed, high precision and little axial load occasions, such as airplane engine main shaft, machine tool main shaft and main shafts of other high speed precision machine. It can also be applied on high frequency motor, steam turbine, oil pump, air compressor and printing machine etc. It is one of the bearings most widely used in machinery industry.
Applications:machine tool spindles, high frequency motors, gas turbines, centrifuges, small car front wheel, differential pinion shaft, booster pumps, drilling platforms, food machinery,and so on
Features:
1. Seals: Open Type, Sealed Type, Shielded Type;
2. Cage: Machined Brass Cage, Steel Cage, Plastic Cage;
3. Outer Ring: With our Without Snap Ring Groove;
4. Precision Grade: P0, P6, P5, P4;
5. Clearance Grade: C2, C0, C3, C4, C5;
6. Vibration Grade: Z1V1, Z2V2, Z3V3.
Benefits:
1. Wide Array of Applications;
2. High Speed, High Precision, Long Service Life;
3. Competitive Prices;
4. Rich Stock and Quick Delivery.
More Specifications
|
Double Row Angular Contact Ball Bearing |
|
|
Model Number |
7311AC |
|
Structure |
Angular Contact |
|
Type |
Ball |
|
Brand Name |
HWEB |
|
Dimension |
50x120x29mm |
|
Net weight |
kg |
|
Seals Type |
Z, ZZ, RS, 2RZ, 2RS |
|
Number of Rows |
Single Row/Double Row |
|
Place of Origin |
|
|
Material |
Chrome steel, Stainless steel |
|
Cage |
Brass, Steel, Nylon |
|
Vibration Level |
V1, V2, V3 |
|
Clearance |
C0, C1, C2, C3, C4, C5 etc. |
|
Precision Rating |
P0, P6, P5, P4 |
|
Hardness |
59-63HRC |
|
Service |
OEM or original brand |
|
Sample available |
Yes |
|
Manufacturer |
Yes |
|
Quality guaranteed |
Yes |
|
Certificate |
|
|
Application/Function |
Automotive, Truck, Tractors, Construction machinery, Electric Tools, Sports Apparatus, |
|
Other Service |
Design service, Buyer label service |
|
Packaging Details |
Industrial Packing, Individual Boxed Packing, or OEM |
|
Delivery Detail |
2-7 days after receiving the payments or deposit |
All technical details as belows:
Material information:
|
Specification |
Steel NO. |
HRC |
Chemical composition % |
||||||
|
C |
Si |
Mn |
Mo |
S |
P |
Cr |
|||
|
GB/T 18254 |
Gcr 15 |
61-65 |
0.95~1.05 |
0.15~0.35 |
0.25~0.45 |
below 0.08 |
below 0.025 |
below 0.025 |
1.40~1.65 |
Technical information:
|
7922 |
110 |
150 |
20 |
49.5 |
56 |
4,200 |
5,700 |
1.01 |
|
|
7924 |
120 |
165 |
22 |
61 |
69.5 |
3,900 |
5,200 |
