Double Row Deep Groove Ball Bearing

Parts in bearing mechanical equipment

Application : Machine tool spindle, Oil pump, Power tools, Agricultural machinery, Conveyors, and other industrial equipment.

Subseries :

Specifications :

Outer Diameter (D) : 30mm-160mm

Inner Diameter (d) : 10mm-90mm

Overall Width (H) : 14mm-55mm

Reference Speed Ratings : 380r/min-140000r/min

Weight : 0.049kg-4.8kg

Изображение может отличаться от изделия. Подробности см. в технических характеристиках.

Характеристики

Standard: GB,ASTM/AISI,ГОСТ,BS,JIS,NF,DIN / VDEh
Material: 52100、100Cr6、SUJ2、Stainless Steel
Range of Inner Ring Dia.: 10mm-90mm
Range of Outer Ring Dia.: 30mm-160mm
Range of Weight: 0.049kg-302kg
Brand: QIBR/OEM/Neutral
Package: QIBR/Standard Industrial Package/OEM
Applications: Machine tool spindle, centrifuge, booster pump, oil pump, blower, various gearboxes, laboratory equipment

Подбор моделей QIBR

Показано 1 - 25 из 33: Продукты

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Подбор моделей QIBR
№	Модель продукта	Basic dynamic load rating	Basic static load rating	Inner diameter	Weight	Outer diameter	Total width
1	4200 ATN9	9.23 kN	5.2 kN	10 mm	0.049 kg	30 mm	14 mm
2	4201 ATN9	10.6 kN	6.2 kN	12 mm	0.052 kg	32 mm	14 mm
3	4202 ATN9	11.9 kN	7.5 kN	15 mm	0.059 kg	35 mm	14 mm
4	4203 ATN9	14.8 kN	9.5 kN	17 mm	0.09 kg	40 mm	16 mm
5	4204 ATN9	17.8 kN	12.5 kN	20 mm	0.14 kg	47 mm	18 mm
6	4205 ATN9	19 kN	14.6 kN	25 mm	0.17 kg	52 mm	18 mm
7	4206 ATN9	26 kN	20.8 kN	30 mm	0.29 kg	62 mm	20 mm
8	4207 ATN9	35.1 kN	28.5 kN	35 mm	0.4 kg	72 mm	23 mm
9	4208 ATN9	37.1 kN	32.5 kN	40 mm	0.5 kg	80 mm	23 mm
10	4209 ATN9	39 kN	36 kN	45 mm	0.54 kg	85 mm	23 mm
11	4210 ATN9	41 kN	40 kN	50 mm	0.58 kg	90 mm	23 mm
12	4211 ATN9	44.9 kN	44 kN	55 mm	0.8 kg	100 mm	25 mm
13	4212 ATN9	57.2 kN	55 kN	60 mm	1.1 kg	110 mm	28 mm
14	4213 ATN9	67.6 kN	67 kN	65 mm	1.45 kg	120 mm	31 mm
15	4214 ATN9	70.2 kN	73.5 kN	70 mm	1.5 kg	125 mm	31 mm
16	4215 ATN9	72.8 kN	80 kN	75 mm	1.6 kg	130 mm	31 mm
17	4216 ATN9	80.6 kN	90 kN	80 mm	2 kg	140 mm	33 mm
18	4217 ATN9	93.6 kN	102 kN	85 mm	2.55 kg	150 mm	36 mm
19	4218 ATN9	112 kN	122 kN	90 mm	3.2 kg	160 mm	40 mm
20	4301 ATN9	13 kN	7.8 kN	12 mm	0.092 kg	37 mm	17 mm
21	4302 ATN9	14.8 kN	9.5 kN	15 mm	0.12 kg	42 mm	17 mm
22	4303 ATN9	19.5 kN	13.2 kN	17 mm	0.16 kg	47 mm	19 mm
23	4304 ATN9	23.4 kN	16 kN	20 mm	0.21 kg	52 mm	21 mm
24	4305 ATN9	31.9 kN	22.4 kN	25 mm	0.34 kg	62 mm	24 mm
25	4306 ATN9	41 kN	30 kN	30 mm	0.5 kg	72 mm	27 mm

Features and advantages of QIBR double row deep groove ball bearings

QIBR double row deep groove ball bearings are engineered to address critical operational demands in various industrial fields, offering the following key advantages:

1. Enhanced radial load capacity

QIBR double row deep groove ball bearings can support higher radial loads compared to single row bearings. This increased capacity makes them suitable for applications requiring greater durability.

2. High axial load capacity

With two rows of rolling elements, these bearings can also handle significant axial loads. This makes them ideal for working environments where large axial forces are present.

3. Long service life

QIBR double row deep groove ball bearings have a low coefficient of friction, resulting in reduced energy loss and wear. This allows them to maintain stable performance over extended periods.

4. Compact and efficient design

Although similar in size to single row deep groove ball bearings, the double row design provides greater load-carrying capacity. By incorporating two rows of rolling elements within the same outer diameter, the bearings achieve improved durability and performance. This compact structure makes them suitable for applications where space is limited but high load capacity is required.

Performance enhancements for QIBR double row deep groove ball bearings

1. Lubrication optimization

Advanced lubricants, such as synthetic or nano-lubricants, can reduce wear and friction, enhancing overall efficiency and durability. Proper application techniques further ensure optimal performance.

2. Raceway optimization

Precision machining of the raceway geometry, along with improved surface finish, minimizes frictional losses and enhances operational efficiency.

3. Enhanced rolling elements

Utilizing high-precision rolling elements, such as ceramic balls, improves surface hardness and reduces wear, resulting in superior performance under demanding conditions.

4. Corrosion resistance

For applications in aggressive environments, materials such as stainless steel, corrosion-resistant coatings, or surface treatment technologies can significantly improve durability.

Primary application fields of QIBR double row deep groove ball bearings

1. Electric motors

These bearings are widely used in electric motors, particularly in industrial motors that must withstand heavy loads. Their durability and efficiency make them essential for rotor and stator components.

2. Automotive industry

Подбор моделей QIBR

Features and advantages of QIBR double row deep groove ball bearings

QIBR double row deep groove ball bearings are engineered to address critical operational demands in various industrial fields, offering the following key advantages:

1. Enhanced radial load capacity

QIBR double row deep groove ball bearings can support higher radial loads compared to single row bearings. This increased capacity makes them suitable for applications requiring greater durability.

2. High axial load capacity

With two rows of rolling elements, these bearings can also handle significant axial loads. This makes them ideal for working environments where large axial forces are present.

3. Long service life

QIBR double row deep groove ball bearings have a low coefficient of friction, resulting in reduced energy loss and wear. This allows them to maintain stable performance over extended periods.

4. Compact and efficient design

Performance enhancements for QIBR double row deep groove ball bearings

1. Lubrication optimization

Advanced lubricants, such as synthetic or nano-lubricants, can reduce wear and friction, enhancing overall efficiency and durability. Proper application techniques further ensure optimal performance.

2. Raceway optimization

Precision machining of the raceway geometry, along with improved surface finish, minimizes frictional losses and enhances operational efficiency.

3. Enhanced rolling elements

Utilizing high-precision rolling elements, such as ceramic balls, improves surface hardness and reduces wear, resulting in superior performance under demanding conditions.

4. Corrosion resistance

For applications in aggressive environments, materials such as stainless steel, corrosion-resistant coatings, or surface treatment technologies can significantly improve durability.

Primary application fields of QIBR double row deep groove ball bearings

1. Electric motors

2. Automotive industry