HF0812KFR One Way 8x12x12 mm Needle Roller Bearing Drawn Cup HF 0812 KFR
HF0812KFR One Way Bearing 8x12x12 mm Drawn Cup Needle Roller Bearing HF 0812 KFR
Part of the bearing specification :
| Bearing No. | Mass | Dimension (mm) | ||
| g | d | D | B | |
| HF0306KF | 0.9 | 3 | 6.5 | 6 |
| HF0406KF | 1 | 4 | 8 | 6 |
| HF0406KFR | 1 | 4 | 8 | 6 |
| HF0608KF | 2.8 | 6 | 10 | 8 |
| HF0612KF | 3 | 6 | 10 | 12 |
| HF0612KFR | 3 | 6 | 10 | 12 |
| HF0812KF | 3.5 | 8 | 12 | 12 |
| HF0812KFR | 3.5 | 8 | 12 | 12 |
| HF08145.3KF | 3 | 8 | 14 | 10 |
| HF1012KF | 2 | 8 | 16 | 10 |
| HF1012KFR | 4 | 8 | 14 | 12 |
| HF0612R | 3 | 6 | 10 | 12 |
| HF061210 | 3.5 | 6 | 12 | 10 |
| HF0812R | 3.5 | 8 | 12 | 12 |
| HF081210 | 3.5 | 8 | 12 | 10 |
| HF081410 | 3.6 | 8 | 14 | 10 |
| HF081610 | 2 | 8 | 16 | 10 |
| HF081412 | 4 | 8 | 14 | 12 |
Bearings Specification:
| Product | HF0812KFR One Way Bearing 8x12x12 mm Drawn Cup Needle Roller BearingHF 0812 KFR |
| Precision Rating | ABEC1,ABEC3,ABEC5 |
| Clearance | C0,C2,C3,C4,C5 is available |
| Sealed Cap | Rubber or Metal |
| Paypal | Acceptable |
| OEM | Accept |
| Vibration Level code | V1,V2.V3 |
| Material | Gcr15 |
| Seals Type | ZZ/ZRS.RZ/RS. Open |
| Mass | 3.5g |
| Bore Size | 8mm |
| Outside Diameter | 12mm |
| Thickness | 12mm |
| Regular export packing | Plastic drum+White box+ carton |
| industrial packaging or as your requiremen. | |
| MOQ | 1 pcs |
| Delivery Time | 3-7 days after receiving your payment |
| Payment Terms | L/C,T/T,Western Union,MoneyGram,Paypal |
| Port of shippment by sea | Shanghai,guangzhou,qingdao |
| Place of Origin | Wuxi, China |
| Samples | Available |
QC:
We have complete process for the production and quality assurance to make sure
our products can meet your requirement. And our quality can compare with the
most chinese famous bearing manufacture. we have the same technology. Such as
1. Assembly
2. Windage test
3. Cleaning
4. Rotary test
5. Greasing and gland
6. Noise inspection
7. Appearance inspection
8. Rust prevention
9. Product packaging
Shipping:
1.small quantity, can delivery by global express: DHL TNT FedEx ARAMEX EMS UPS.
this is door to door.
2.large quantity, can delivery by air, by sea, this is port to port.
Payment:
T/T, L/C, Money Gram, Payal, Western Union etc.
Lead Time:
Sample Lead-times: generally 3-5 workdays.
Production Lead-times: 3-5 days after get payment or as contract required
Company information:
FAQ
How to prevent premature failure of HF0812KFR needle roller bearings under heavy loads?
To ensure the longevity of HF0812KFR needle roller bearings under high load conditions, it's essential to select the right bearing for the application, considering load ratings and operating environment. Implement a rigorous maintenance schedule, including frequent checks for proper lubrication with high-load-bearing grease. Additionally, ensure that the supporting surfaces are adequately hardened and parallel to distribute loads evenly across the bearing. Regular monitoring of operating temperature and vibration levels can help identify early signs of overload, allowing timely intervention to prevent premature failure of HF0812KFR bearings.
What are the best practices for installing HF0812KFR needle roller bearings to avoid damage during the process?
To avoid damage during installation, use a press-fit method with proper alignment tools specifically designed for needle roller bearings like the HF0812KFR. Avoid striking the bearing directly or applying uneven force, as this can deform the cage or damage the needles. Make sure the shaft and housing bore are clean, free from burrs, and have the correct tolerances to ensure a snug fit without excessive force. Following the manufacturer's installation instructions closely is key to a successful installation of HF0812KFR needle roller bearings.
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