Standard single row cylindrical roller bearings

Single row cylindrical roller bearings include high radial load capacity, ability to accommodate axial displacement in one direction, low friction, and relatively high speed capabilities, making them suitable for a wide range of industrial applications such as motors, pumps, gearboxes, and machine tools. Additionally, their design simplicity and ease of assembly contribute to their widespread use in various machinery and equipment.

Specifications

Standard: GB,ASTM/AISI,ГОСТ,BS,JIS,NF,DIN / VDEh,DIN / VDEh
Material: GCr15
Range of Inner Ring Dia.: 100-240 mm
Range of Outer Ring Dia.: 180-500 mm
Range of Weight: 5.1-143kg
Brand: QIBR/OEM/Neutral
Package: QIBR/Standard Industrial Package/OEM
Applications: Large and medium-sized electric motors, Locomotive vehicles, Machine tool spindles, Internal combustion engines, Generators, Gas turbines, Gearboxes, Rolling mills, Vibrating screens, lifting and transportation machinery, etc.

QIBR Model Selection

Showing 1 - 25 of 1112 Products

Rows per page

QIBR Model Selection
No.	Product model	Basic dynamic load rating	Basic static load rating	Inner diameter	Weight	Outer diameter	Total width
1	N 203 ECP	20 kN	14.3 kN	17 mm	0.066 kg	40 mm	12 mm
2	N 203 ECP/P5	20 kN	14.3 kN	17 mm	0.066 kg	40 mm	12 mm
3	N 204 ECP	28.5 kN	22 kN	20 mm	0.11 kg	47 mm	14 mm
4	N 204 ECP/P5	28.5 kN	22 kN	20 mm	0.11 kg	47 mm	14 mm
5	N 205 ECP	32.5 kN	27 kN	25 mm	0.13 kg	52 mm	15 mm
6	N 205 ECP/P5	32.5 kN	27 kN	25 mm	0.13 kg	52 mm	15 mm
7	N 206 ECP	44 kN	36.5 kN	30 mm	0.2 kg	62 mm	16 mm
8	N 206 ECP/P5	44 kN	36.5 kN	30 mm	0.2 kg	62 mm	16 mm
9	N 207 ECP	56 kN	48 kN	35 mm	0.3 kg	72 mm	17 mm
10	N 207 ECP/P5	56 kN	48 kN	35 mm	0.3 kg	72 mm	17 mm
11	N 208 ECP	62 kN	53 kN	40 mm	0.37 kg	80 mm	18 mm
12	N 208 ECP/P5	62 kN	53 kN	40 mm	0.37 kg	80 mm	18 mm
13	N 209 ECP	69.5 kN	64 kN	45 mm	0.43 kg	85 mm	19 mm
14	N 209 ECP/P5	69.5 kN	64 kN	45 mm	0.43 kg	85 mm	19 mm
15	N 210 ECP	73.5 kN	69.5 kN	50 mm	0.48 kg	90 mm	20 mm
16	N 210 ECP/P5	73.5 kN	69.5 kN	50 mm	0.48 kg	90 mm	20 mm
17	N 211 ECP	96.5 kN	95 kN	55 mm	0.65 kg	100 mm	21 mm
18	N 211 ECP/P5	96.5 kN	95 kN	55 mm	0.65 kg	100 mm	21 mm
19	N 212 ECP	108 kN	102 kN	60 mm	0.79 kg	110 mm	22 mm
20	N 212 ECP/P5	108 kN	102 kN	60 mm	0.79 kg	110 mm	22 mm
21	N 213 ECP	122 kN	118 kN	65 mm	1.05 kg	120 mm	23 mm
22	N 213 ECP/P5	122 kN	118 kN	65 mm	1.05 kg	120 mm	23 mm
23	N 214 ECP	137 kN	137 kN	70 mm	1.1 kg	125 mm	24 mm
24	N 214 ECP/P5	137 kN	137 kN	70 mm	1.1 kg	125 mm	24 mm
25	N 215 ECP	150 kN	156 kN	75 mm	1.2 kg	130 mm	25 mm

Features and advantages of QIBR standard single row cylindrical roller bearings

QIBR standard single row cylindrical roller bearings solves many key problems in various fields, which are mainly reflected in the following aspects:

1. High load capacity of QIBR standard single row cylindrical roller bearings

QIBR standard single row cylindrical roller bearings have more rollers than ordinary cylindrical roller bearings, and the contact area between the rollers and the inner and outer rings is larger, which enables the bearings to withstand higher radial loads.

2. Good wear resistance of QIBR standard single row cylindrical roller bearings

QIBR standard single row cylindrical roller bearings have a lower wear rate due to the large contact area of the rollers, which is suitable for equipment with high loads and long-term stable operation.

3. QIBR standard single row cylindrical roller bearings have excellent rigidity and stability

QIBR standard single row cylindrical roller bearings have small deformation when loaded and show high rigidity, which makes them particularly suitable for occasions requiring high precision and stability such as machine tool spindles

4. QIBR standard single row cylindrical roller bearings effectively control noise

The high-precision QIBR standard single row cylindrical roller bearings can effectively reduce noise during operation and improve the overall performance of the equipment through precise installation, proper lubrication and advanced monitoring systems.

5. QIBR standard single row cylindrical roller bearings are highly cost-effective

The design of QIBR standard single row cylindrical roller bearings allows them to provide efficient load support in a relatively small space. Using QIBR standard single row cylindrical roller bearings can reduce costs while improving rigidity and stability.

The performance improvement and solutions of QIBR standard single row cylindrical roller bearings

1. Dustproof and waterproof design

Especially in harsh environments, bearings need to have adequate protection measures to prevent dust, mud and water and other impurities from entering the bearings. This can be achieved by designing seals to avoid affecting the bearing's operating performance and life.

2. Improve the bearing's appearance structure

By optimizing the geometry of the outer and inner rings (such as fillet design), reduce the friction between the inner and outer rings, and improve the smoothness and efficiency of operation.

3. Improve manufacturing accuracy

Adopt advanced foreign processing equipment and processes, such as precision grinding, super-fine grinding, etc., to improve the geometric accuracy of the inner and outer rings and rollers, reduce processing errors, and thus improve the rotation accuracy and roughness of the bearings.

QIBR Model Selection

Showing 1 - 25 of 1112 Products

Rows per page

QIBR Model Selection
No.	Product model	Basic dynamic load rating	Basic static load rating	Inner diameter	Weight	Outer diameter	Total width
1	N 203 ECP	20 kN	14.3 kN	17 mm	0.066 kg	40 mm	12 mm
2	N 203 ECP/P5	20 kN	14.3 kN	17 mm	0.066 kg	40 mm	12 mm
3	N 204 ECP	28.5 kN	22 kN	20 mm	0.11 kg	47 mm	14 mm
4	N 204 ECP/P5	28.5 kN	22 kN	20 mm	0.11 kg	47 mm	14 mm
5	N 205 ECP	32.5 kN	27 kN	25 mm	0.13 kg	52 mm	15 mm
6	N 205 ECP/P5	32.5 kN	27 kN	25 mm	0.13 kg	52 mm	15 mm
7	N 206 ECP	44 kN	36.5 kN	30 mm	0.2 kg	62 mm	16 mm
8	N 206 ECP/P5	44 kN	36.5 kN	30 mm	0.2 kg	62 mm	16 mm
9	N 207 ECP	56 kN	48 kN	35 mm	0.3 kg	72 mm	17 mm
10	N 207 ECP/P5	56 kN	48 kN	35 mm	0.3 kg	72 mm	17 mm
11	N 208 ECP	62 kN	53 kN	40 mm	0.37 kg	80 mm	18 mm
12	N 208 ECP/P5	62 kN	53 kN	40 mm	0.37 kg	80 mm	18 mm
13	N 209 ECP	69.5 kN	64 kN	45 mm	0.43 kg	85 mm	19 mm
14	N 209 ECP/P5	69.5 kN	64 kN	45 mm	0.43 kg	85 mm	19 mm
15	N 210 ECP	73.5 kN	69.5 kN	50 mm	0.48 kg	90 mm	20 mm
16	N 210 ECP/P5	73.5 kN	69.5 kN	50 mm	0.48 kg	90 mm	20 mm
17	N 211 ECP	96.5 kN	95 kN	55 mm	0.65 kg	100 mm	21 mm
18	N 211 ECP/P5	96.5 kN	95 kN	55 mm	0.65 kg	100 mm	21 mm
19	N 212 ECP	108 kN	102 kN	60 mm	0.79 kg	110 mm	22 mm
20	N 212 ECP/P5	108 kN	102 kN	60 mm	0.79 kg	110 mm	22 mm
21	N 213 ECP	122 kN	118 kN	65 mm	1.05 kg	120 mm	23 mm
22	N 213 ECP/P5	122 kN	118 kN	65 mm	1.05 kg	120 mm	23 mm
23	N 214 ECP	137 kN	137 kN	70 mm	1.1 kg	125 mm	24 mm
24	N 214 ECP/P5	137 kN	137 kN	70 mm	1.1 kg	125 mm	24 mm
25	N 215 ECP	150 kN	156 kN	75 mm	1.2 kg	130 mm	25 mm

Features and advantages of QIBR standard single row cylindrical roller bearings

QIBR standard single row cylindrical roller bearings solves many key problems in various fields, which are mainly reflected in the following aspects:

1. High load capacity of QIBR standard single row cylindrical roller bearings

2. Good wear resistance of QIBR standard single row cylindrical roller bearings

3. QIBR standard single row cylindrical roller bearings have excellent rigidity and stability

4. QIBR standard single row cylindrical roller bearings effectively control noise

5. QIBR standard single row cylindrical roller bearings are highly cost-effective

The performance improvement and solutions of QIBR standard single row cylindrical roller bearings

1. Dustproof and waterproof design

2. Improve the bearing's appearance structure

By optimizing the geometry of the outer and inner rings (such as fillet design), reduce the friction between the inner and outer rings, and improve the smoothness and efficiency of operation.

3. Improve manufacturing accuracy

Standard single row cylindrical roller bearings

Specifications

QIBR Model Selection

Features and advantages of QIBR standard single row cylindrical roller bearings

The performance improvement and solutions of QIBR standard single row cylindrical roller bearings

QIBR Model Selection

QIBR Model Selection

Features and advantages of QIBR standard single row cylindrical roller bearings

The performance improvement and solutions of QIBR standard single row cylindrical roller bearings

Main application areas of QIBR standard single row cylindrical roller bearings