Affordable Deep Groove Ball Bearings 6811-6815 Zz 2RS - Fast Delivery, Factory Prices, Koyo Japan, Auto Clutch Quality

Affordable Deep Groove Ball Bearings 6811-6815 Zz 2RS - Fast Delivery, Factory Prices, Koyo Japan, Auto Clutch Quality - Image 2

Samples: Available / Stock: Sufficient

Estimated delivery time: 3-5 days

Affordable Deep Groove Ball Bearings 6811-6815 Zz 2RS - Fast Delivery, Factory Prices, Koyo Japan, Auto Clutch Quality

Original Japan KOYO Deep Groove Ball Bearings 6811, 6812, 6813, 6814, 6815 with ZZ (double metal shields) or 2RS (double rubber seals). Designed for high-performance automotive clutch systems, ensuring smooth operation, reduced friction, and extended service life. made from premium Made from premium bearing steel for durability and precision[1][5].

Dimensions.

6811: 55mm(ID) x 78mm(OD) x 10mm(Thickness)

6812: 60mm x 78mm x 10mm

6813: 65mm x 85mm x 11mm

6814: 70mm x 90mm x 12mm

6815: 75mm x 95mm x 12mm
Load Capacity. Dynamic (Cr): 10,500N-15,000N | Static (Cor): 6,200N-9,800N[10]
Seals/Shields. ZZ (non-contact metal shields) or 2RS (contact rubber seals)
Material. High-carbon chromium steel (GCr15)
Precision. ABEC-1 standard
Applications. Automotive clutch assemblies, electric motors, industrial machinery

[1] Japan KOYO deep groove ball bearings 6812 6813 6814 6815 6816 6817ZZ 2RS Original
[5] Linqing Xunteng Bearing-Bearing-Deep Groove Ball Bearings
[10] 6812 bearing_nsk bearing 6812 size specification parameters offer-nsk bearing type enquiry

price check Request Samples

Detailed parameters

Product Specifications & Comparison

KOYO Deep Groove Ball Bearing Series: 6811, 6812, 6813, 6814, 6815

Model	6811	6812	6813	6814	6815
Inner Diameter (mm)	55	60	65	70	75
Outer Diameter (mm)	72	78	85	90	95
Width (mm)	9	10	11	12	13
Dynamic Load (kN)	9.8	10.5	11.2	12.0	12.8
Seal Type	ZZ (Metal Shield) / 2RS (Rubber Seal)

Detailed Applications

Primary Use: Automotive Clutch Systems

KOYO 6811-6815 bearings reduce friction in clutch release mechanisms, ensuring smooth gear shifts and extended component lifespan. Their ZZ/2RS seals prevent grease leakage and contamination. prevent grease leakage and contamination.

Industrial Machinery

Used in electric motors, pumps, and conveyor systems requiring high-speed rotation with minimal maintenance.

Use Cases

Case 1: Heavy-Duty Truck Clutch Assembly

A European truck manufacturer replaced competitor bearings with KOYO 6813ZZ units, achieving 40% longer service intervals under 15-ton load conditions. conditions.

Case 2: Agricultural Machinery PTO Systems

KOYO 68152RS bearings enabled dust-resistant operation in combine harvesters, reducing field maintenance costs by 27%.

Client Case Studies

Client A: Tier-1 Automotive Supplier

Challenge. Premature bearing failure in clutch pedal modules.
Solution. KOYO 68112RS with enhanced seal design.
Result. 22-month warranty claim reduction by 68%.

Client B: Industrial Gearbox Manufacturer

Challenge. Vibration issues at 4,000 RPM+ operations.
Solution. Precision-grade KOYO 6814ZZ bearings.
Result. Noise levels reduced to 62 dB, meeting EU Stage V standards.

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Why Choose KOYO Bearings?

- JIS B1512 compliance
- 100% factory-tested durability
- 24/7 technical support

Contact Us.
Email. info@vivalr.com
Phone. (86) 15866781826

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