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Hub Generation II

Hub bearing is one of the key components of automobiles, and its role is not only limited to bearing axial loads, but also includes radial loads. This dual load bearing capability makes hub bearings play a vital role in the vehicle driving process.

Standard

GB,ASTM/AISI,ГОСТ,BS,JIS,NF,DIN / VDEh,DIN / VDEh

Inner diameter (d)

28mm-54mm

Outer diameter (D)

62.5mm-96mm

Mass

1.02kg-2.18kg

Material

GCr15, 52100, 100Cr6, SUJ2

Brand

QIBR/OEM/Neutral

Package

QIBR/Standard Industrial Package/OEM

Applications

Automobile wheels

QIBR Model Selection

Filters

Inner diameter (d)

Mass

Outer diameter (D)

Width of outer ring (B)

NO.	Product Number	Inner diameter (d)	Mass	Outer diameter (D)	Width of outer ring (B)
1	28BWK16A-Y-2+X3 F	28 mm	1.5 kg	66.4 mm	67.9 mm
2	28BWK16A-Y-2+X4 F	28 mm	1.5 kg	66.4 mm	67.9 mm
3	ZA-28BWK19B-Y-2CP-01	28 mm	1.5 kg	62.5 mm	66 mm
4	ZA-28BWK20A-Y-2CP-01	28 mm	1.683 kg	62.5 mm	66 mm
5	ZA-30BWK21 D-Y-A-01 E	30 mm	1.09 kg	67.4 mm	67.8 mm
6	ZA-32BWK08A-Y-2-01 H	32 mm	2.18 kg	72 mm	69.5 mm
7	ZA-32BWK04B-Y-2-01 E	32 mm	1.59 kg	78 mm	60.3 mm
8	32BWK09-Y-2CP17-01 E	32 mm	1.9 kg	78 mm	69.3 mm
9	32BWK10-Y-2CP17-01 H	32 mm	2.06 kg	78 mm	75.3 mm
10	ZA-28BWK12-Y-CP4*01	28 mm	1.05 kg	65 mm	51.8 mm
11	ZA-30BWK17A-Y-2CP-01	30 mm	1.2 kg	66 mm	51.8 mm
12	ZA-30BWK10-G-3-Y--01	30 mm	1.02 kg	66 mm	51.8 mm
13	ZA-35BWK04-Y-2CA15**	35 mm	1.05 kg	69 mm	53 mm
14	ZA-38BWK01J-Y-2CA-01	38 mm	1.35 kg	87.4 mm	58 mm
15	ZA-43BWK03D-Y-2CA-01	43 mm	1.22 kg	83 mm	42.5 mm
16	ZA-/H0/50KWH01M-Y-01	50 mm	1.5 kg	86 mm	55 mm
17	ZA-/H0/50KWH02A-Y-01	50 mm	1.5 kg	84 mm	55 mm
18	ZA-/H0/52KWH01-Y--01	52 mm	1.8 kg	91 mm	53 mm
19	ZA-54KWH01M-Y-2CA-01	54 mm	2 kg	96 mm	50.9 mm
20	ZA-54KWH02D-Y-2CA-01	54 mm	2 kg	90 mm	59 mm

Characteristics and advantages of second-generation hub bearings:

Integrated design: Second-generation hub bearings typically integrate multiple functional modules. For instance, the outer ring includes a flange designed to secure the bearing, allowing it to be easily mounted onto the wheel axle and fastened with nuts. This design greatly simplifies vehicle maintenance.

Higher load capacity: Compared to first-generation hub bearings, the optimized design of second-generation bearings allows them to handle greater loads, making them especially popular in high-performance vehicles.

Improved sealing technology: These bearings are equipped with highly efficient sealing systems to prevent dust, moisture, and other contaminants from entering the bearing cavity, enhancing durability and stability.

Enhanced durability and longevity: Using more wear-resistant materials and advanced lubrication technologies increases the lifespan of second-generation bearings, reducing the need for frequent replacements and maintenance.

Lightweight design: Modern materials and precision engineering make second-generation hub bearings lighter and more efficient, cutting vehicle weight and boosting fuel economy and driving performance.

Applications:

Second-generation hub bearings are widely used in modern automobiles, trucks, motorcycles, and other transportation systems. They are exceptionally prominent in high-performance, off-road, and electric cars.

Development trends:

As the automotive industry focuses more on environmental protection, energy efficiency, and high performance, hub-bearing technology is evolving to meet the ever-changing needs of modern vehicles. Overall, the second-generation hub bearing represents a significant advancement in automotive bearing technology, enhancing reliability and performance and meeting the complex demands of modern vehicles.