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China 6301 Deep Groove Ball Bearing Suppliers | High-Speed, Low-Friction Bearings from Factory

Application

○ Industrial Equipment: Our 6301 bearings are ideal for a variety of industrial applications, including small motors, fans, and water pumps. These components are designed to handle both radial and axial loads while maintaining low friction and high-speed performance, making them a trusted choice among China suppliers and factories.

○ Office Equipment: In devices like copiers and printers, our 6301 bearings play a crucial role in ensuring smooth operation and precise transmission. As a leading manufacturer in China, we supply high-quality bearings that enhance the reliability of office equipment.

○ Household Appliances: Our bearings are frequently used in household appliances, such as air conditioners and washing machines. Engineered to perform well in various working environments, they provide dependable support and rotational functionality, supported by our extensive network of suppliers.

○ Small Machinery: For small woodworking and food processing machinery, 6301 bearings from our factory deliver the necessary accuracy, load capacity, and speed. These characteristics ensure the seamless operation of machinery, making our products indispensable in the sector.

    Bearing Detail

    Item No. 6301 Deep Groove Ball Bearing 12*37*12 Industrial field/Machinery manufacturing/Transportation/Removal
    Bearing Type Deep groove ball bearing
    Seals Type Open, ZZ, 2RS
    Material Chrome steel GCr15
    Precision P0, P2, P5, P6, P4
    Clearance C0, C2, C3, C4, C5
    Cage Type Brass, steel, nylon, etc. can be customized
    Vibration Z1V1, Z2V2, Z3V3, Z4V4
    Hardness HRC60 - 62
    Row Number Single Row
    Specification 12*37*12 mm
    Weight 0.06kg
    Basic dynamic load rating (C) 10.1 kN
    Basic static load rating (C0) 4.15 kN
    Limit Speed 28000 r/min
    Ball Bearings Feature Simple structure, low manufacturing and maintenance cost, easy to install and disassemble.
    Low-noise with strict controlling the quality of JITO bearing.
    Low friction resistance and less heat generated during operation, effectively improving system efficiency.
    Moderate load capacity: can bear radial load and certain axial load at the same time.
    Smooth raceway rolling reduces vibration and operational noise.
    Deep groove ball bearings are widely used across industrial machinery and daily applications.
    Application Industrial equipment, Office equipment, Household appliances, Woodworking machinery
    Bearing Package Pallet, wooden case, commercial packaging or as customers' requirement

    Key Features

    Small Friction Coefficient

    The rolling friction resistance between rolling elements and raceways is minimized, effectively reducing energy loss and elevating mechanical efficiency.

    High Limit Speed

    Optimized internal structure allows stable operation at higher speeds, perfectly suited for high-speed rotating equipment.

    Moderate Load Capacity

    Composed of an inner ring, outer ring, rolling elements, and cage to ensure durable radial and axial load support.

    Simple Structure

    Straightforward design provides high mechanical reliability, ease of operation, and remarkably low maintenance costs.

    Easy Installation

    Requires minimal space and standard tooling, enabling swift installation directly into shaft and housing assemblies.

    Applications

    Industrial Equipment Widely applied in small electric motors, ventilation fans, water pumps, and related machinery requiring high-speed capacity and low friction.
    Office Equipment Ensures steady, smooth operation and precision transmission in copiers, laser printers, scanners, and peripheral drives.
    Household Appliances Frequently mounted in air conditioner motors, washing machine drums, and blowers to deliver reliable support under varied load conditions.
    Small Machinery Maintains rotation precision and stable capacity in compact woodworking equipment, food processing devices, and packaging lines.

    Structure Components

    Inner and Outer Rings:

    Manufactured from high-carbon chromium bearing steel (GCr15). Quenched and precision ground for supreme hardness and wear resistance. Precision raceway finish facilitates fluid rolling. The inner ring fits securely on shafts while the outer ring seats inside the housing bore.

    Rolling Body (Steel Balls):

    Engineered to strict dimensional tolerances and sphericity grades. Steel balls roll smoothly between raceways, carrying loads while sustaining efficient rotational dynamics.

    Cage:

    Constructed from stamped steel plate, brass, or engineered polymer/nylon. Retains uniform spacing between rolling bodies to prevent collision and mutual friction while guiding ball tracks accurately.

    Packaging & Delivery

    Packaging Details: Standard exporting packing or according to custom specifications.

    Package Option Description
    Option A Plastic tubes Pack + Carton + Wooden Pallet
    Option B Roll Pack + Carton + Wooden Pallet
    Option C Individual Box + Plastic bag + Carton + Wooden Pallet
    Lead Time Schedule
    Quantity (Pieces) Estimated Time (Days)
    1 - 300 2 Days
    > 300 To be negotiated

    Deep Groove Ball Bearing Catalogue

    Bearing Numbers Boundary Dimensions (mm) Basic Load Ratings (kN) Weight (kg)
    Open N Z 2Z RZ 2RZ RS 2RS d D B r (min) Cr (Dynamic) Cor (Static)
    6003 6003N 6003-Z 6003-2Z 6003-RZ 6003-2RZ 6003-RS 6003-2RS 17 35 10 0.3 6.00 3.25 0.040
    6004 6004N 6004-Z 6004-2Z 6004-RZ 6004-2RZ 6004-RS 6004-2RS 20 42 12 0.6 9.38 5.03 0.068
    6005 6005N 6005-Z 6005-2Z 6005-RZ 6005-2RZ 6005-RS 6005-2RS 25 47 12 0.6 10.10 5.83 0.079
    6006 6006N 6006-Z 6006-2Z 6006-RZ 6006-2RZ 6006-RS 6006-2RS 30 55 13 1.0 13.20 8.30 0.113
    6007 6007N 6007-Z 6007-2Z 6007-RZ 6007-2RZ 6007-RS 6007-2RS 35 62 14 1.0 16.20 10.40 0.149
    6008 6008N 6008-Z 6008-2Z 6008-RZ 6008-2RZ 6008-RS 6008-2RS 40 68 15 1.0 17.00 11.70 0.185
    6009 6009N 6009-Z 6009-2Z 6009-RZ 6009-2RZ 6009-RS 6009-2RS 45 75 16 1.0 21.00 14.80 0.231
    6010 6010N 6010-Z 6010-2Z 6010-RZ 6010-2RZ 6010-RS 6010-2RS 50 80 16 1.0 22.00 16.30 0.250
    6011 6011N 6011-Z 6011-2Z 6011-RZ 6011-2RZ 6011-RS 6011-2RS 55 90 18 1.0 30.30 22.00 0.362
    6012 6012N 6012-Z 6012-2Z 6012-RZ 6012-2RZ 6012-RS 6012-2RS 60 95 18 1.1 31.70 24.20 0.385
    6013 6013N 6013-Z 6013-2Z 6013-RZ 6013-2RZ 6013-RS 6013-2RS 65 100 18 1.1 32.00 24.80 0.430
    6014 6014N 6014-Z 6014-2Z 6014-RZ 6014-2RZ 6014-RS 6014-2RS 70 110 20 1.1 38.60 30.40 0.569
    6015 6015N 6015-Z 6015-2Z 6015-RZ 6015-2RZ 6015-RS 6015-2RS 75 115 20 1.1 40.20 33.20 0.603
    6016 6016N 6016-Z 6016-2Z 6016-RZ 6016-2RZ 6016-RS 6016-2RS 80 125 22 1.1 47.50 39.80 0.821
    6017 6017N 6017-Z 6017-2Z 6017-RZ 6017-2RZ 6017-RS 6017-2RS 85 130 22 1.1 50.80 42.80 0.848
    6018 6018N 6018-Z 6018-2Z 6018-RZ 6018-2RZ 6018-RS 6018-2RS 90 140 24 1.5 58.00 49.90 1.120
    6019 6019N 6019-Z 6019-2Z 6019-RZ 6019-2RZ 6019-RS 6019-2RS 95 145 24 1.5 57.70 50.00 1.180
    6020 6020N 6020-Z 6020-2Z 6020-RZ 6020-2RZ 6020-RS 6020-2RS 100 150 24 1.5 60.50 54.00 1.250
    6021 6021N 6021-Z 6021-2Z 6021-RZ 6021-2RZ 6021-RS 6021-2RS 105 160 26 2.0 72.80 65.50 1.600
    6022 6022N 6022-Z 6022-2Z 6022-RZ 6022-2RZ 6022-RS 6022-2RS 110 170 28 2.0 81.90 72.90 1.930
    6024 6024N 6024-Z 6024-2Z 6024-RZ 6024-2RZ 6024-RS 6024-2RS 120 180 28 2.0 87.70 79.30 2.030
    6026 6026N 6026-Z 6026-2Z 6026-RZ 6026-2RZ 6026-RS 6026-2RS 130 200 33 2.0 105.00 96.80 3.150
    6028 6028N 6028-Z 6028-2Z 6028-RZ 6028-2RZ 6028-RS 6028-2RS 140 210 33 2.0 111.00 108.00 3.350
    6030 6030N 6030-Z 6030-2Z 6030-RZ 6030-2RZ 6030-RS 6030-2RS 150 225 35 2.1 125.00 125.00 4.800
    6202 6202N 6202-Z 6202-2Z 6202-RZ 6202-2RZ 6202-RS 6202-2RS 15 35 11 0.6 7.80 3.75 0.045
    6203 6203N 6203-Z 6203-2Z 6203-RZ 6203-2RZ 6203-RS 6203-2RS 17 40 12 0.6 9.56 4.75 0.065
    6204 6204N 6204-Z 6204-2Z 6204-RZ 6204-2RZ 6204-RS 6204-2RS 20 47 14 1.0 12.70 6.55 0.103
    6205 6205N 6205-Z 6205-2Z 6205-RZ 6205-2RZ 6205-RS 6205-2RS 25 52 15 1.0 14.00 7.80 0.127
    6206 6206N 6206-Z 6206-2Z 6206-RZ 6206-2RZ 6206-RS 6206-2RS 30 62 16 1.0 19.50 11.20 0.203
    6207 6207N 6207-Z 6207-2Z 6207-RZ 6207-2RZ 6207-RS 6207-2RS 35 72 17 1.1 25.50 15.30 0.287
    6208 6208N 6208-Z 6208-2Z 6208-RZ 6208-2RZ 6208-RS 6208-2RS 40 80 18 1.1 30.70 19.00 0.367
    6209 6209N 6209-Z 6209-2Z 6209-RZ 6209-2RZ 6209-RS 6209-2RS 45 85 19 1.1 33.20 21.60 0.416
    6210 6210N 6210-Z 6210-2Z 6210-RZ 6210-2RZ 6210-RS 6210-2RS 50 90 20 1.1 35.10 23.20 0.462
    6211 6211N 6211-Z 6211-2Z 6211-RZ 6211-2RZ 6211-RS 6211-2RS 55 100 21 1.5 43.40 29.20 0.607
    6212 6212N 6212-Z 6212-2Z 6212-RZ 6212-2RZ 6212-RS 6212-2RS 60 110 22 1.5 47.50 32.50 0.783
    6213 6213N 6213-Z 6213-2Z 6213-RZ 6213-2RZ 6213-RS 6213-2RS 65 120 23 1.5 55.90 40.50 0.990
    6214 6214N 6214-Z 6214-2Z 6214-RZ 6214-2RZ 6214-RS 6214-2RS 70 125 24 1.5 60.50 45.00 1.100
    6215 6215N 6215-Z 6215-2Z 6215-RZ 6215-2RZ 6215-RS 6215-2RS 75 130 25 1.5 66.30 49.00 1.200
    6216 6216N 6216-Z 6216-2Z 6216-RZ 6216-2RZ 6216-RS 6216-2RS 80 140 26 2.0 70.20 55.00 1.400
    6217 6217N 6217-Z 6217-2Z 6217-RZ 6217-2RZ 6217-RS 6217-2RS 85 150 28 2.0 83.20 64.00 1.800
    6218 6218N 6218-Z 6218-2Z 6218-RZ 6218-2RZ 6218-RS 6218-2RS 90 160 30 2.0 95.60 73.50 2.150
    6219 6219N 6219-Z 6219-2Z 6219-RZ 6219-2RZ 6219-RS 6219-2RS 95 170 32 2.0 108.00 81.50 2.600
    6220 6220N 6220-Z 6220-2Z 6220-RZ 6220-2RZ 6220-RS 6220-2RS 100 180 34 2.1 122.00 92.70 3.200
    6302 6302N 6302-Z 6302-2Z 6302-RZ 6302-2RZ 6302-RS 6302-2RS 15 42 13 1.0 11.40 5.40 0.082
    6303 6303N 6303-Z 6303-2Z 6303-RZ 6302-2RZ 6303-RS 6303-2RS 17 47 14 1.0 13.50 6.55 0.115
    6304 6304N 6304-Z 6304-2Z 6304-RZ 6304-2RZ 6304-RS 6304-2RS 20 52 15 1.1 15.90 7.80 0.141
    6305 6305N 6305-Z 6305-2Z 6305-RZ 6305-2RZ 6305-RS 6305-2RS 25 62 17 1.1 22.50 11.60 0.219
    6306 6306N 6306-Z 6306-2Z 6306-RZ 6306-2RZ 6306-RS 6306-2RS 30 72 19 1.1 28.10 16.00 0.350
    6307 6307N 6307-Z 6307-2Z 6307-RZ 6307-2RZ 6307-RS 6307-2RS 35 80 21 1.5 33.20 19.00 0.454
    6308 6308N 6308-Z 6308-2Z 6308-RZ 6308-2RZ 6308-RS 6308-2RS 40 90 23 1.5 31.40 22.40 0.639
    6309 6309N 6309-Z 6309-2Z 6309-RZ 6309-2RZ 6309-RS 6309-2RS 45 100 25 1.5 52.70 31.50 0.836
    6310 6310N 6310-Z 6310-2Z 6310-RZ 6310-2RZ 6310-RS 6310-2RS 50 110 27 2.0 61.80 38.00 1.050

    Frequently Asked Questions (FAQ)

    1. What are the key boundary dimensions of the 6301 bearing?

    The 6301 deep groove ball bearing features an inner diameter (bore) of 12 mm, an outer diameter of 37 mm, a width of 12 mm, and an approximate weight of 0.06 kg.

    2. What seal variants are available for 6301 ball bearings?

    The 6301 series is available in Open type (unsealed for oil lubrication), ZZ (dual metal dust shields for general debris protection), and 2RS (dual contact rubber seals for superior water and dust resistance).

    3. What material is utilized for the inner and outer rings?

    The rings and steel balls are manufactured from premium high-carbon chromium bearing steel GCr15, heat treated and precision ground to achieve a surface hardness of HRC 60 - 62 for maximum wear resistance.

    4. What is the limit speed and load rating for the 6301 bearing?

    The 6301 model features a basic dynamic load rating (C) of 10.1 kN, a static load rating (C0) of 4.15 kN, and a maximum operating limit speed of up to 28,000 r/min.

    5. Can the cage material be customized for specific operating environments?

    Yes, standard cages are produced from stamped steel sheet, but brass or high-grade molded nylon cages can be customized depending on temperature, speed, and lubrication demands.

    6. What are the common export packaging options for bulk orders?

    Standard export packaging options include plastic tube packs, roll wrapping, or individual commercial colored boxes, all packed into master cartons and secured onto fumigated wooden pallets.

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