Precision Bearings Precision Engineered. Globally Supplied.
P0-P4 precision grades. Z2-Z4 noise grades. Chrome steel construction. Serving global distributors, machinery manufacturers, and OEM brand owners with factory-direct pricing and 1-piece MOQ.
19+
Years Factory
P0-P4
Precision Grade
ISO 9001
Certified
1 pc MOQ
No Min Order
By Precision Grade
P0 · P4 · P5 · P6All Products
4835 products found
Double Row Angular Contact Ball Bearing 3207-A TN9 for Heavy Equipment High Precision P0-P6
Ensure smooth, high-precision rotation for your heavy machinery with the Double Row Angular Contact Ball Bearing 3207-A TN9, engineered to deliver reliable performance even under demanding industrial conditions. Crafted from premium bearing steel and available in P0-P6 precision grades, this double row angular contact design minimizes vibration and extends equipment service life—perfect for manufacturers seeking consistent quality without compromising on durability.Steel, copper, or nylon cage options accommodate specific application needs, from high-temperature environments to low-maintenance operationsRadial and axial load support ensures stable operation in heavy equipment like excavators and industrial machineryBacked by our ISO 9001-certified production process, guaranteeing strict quality control from raw material inspection to final testing
Double Row Angular Contact Ball Bearing 3319 for Heavy Industry Machinery High Precision P4
Ensure seamless heavy industry machinery performance with the Double Row Angular Contact Ball Bearing 3319, engineered to deliver P4 high precision rotation that minimizes downtime and enhances operational reliability. This robust bearing combines double row design with angular contact geometry to handle both radial and axial loads, making it ideal for demanding industrial applications where stability under heavy loads is non-negotiable.Constructed from premium bearing steel with options for steel, copper, or nylon cages, ensuring long service life even in harsh working conditionsPrecision rating P4 guarantees tight dimensional tolerance, reducing vibration and noise for smoother machinery operationSupports both oil and grease lubrication, offering flexibility to match your specific maintenance protocols
Double Row Angular Contact Ball Bearing 3217-a Gcr15 Steel for Automobile Machine Tool High Precision P4
Ensure smooth, high-precision rotation in your automobile machine tools with the Double Row Angular Contact Ball Bearing 3217-a, crafted from premium Gcr15 steel to deliver exceptional durability and reduced maintenance downtime. Engineered to P4 precision, this bearing minimizes vibration and noise in high-speed applications, directly addressing the need for reliable performance in critical industrial operations.Double row angular contact design handles combined radial and axial loads with enhanced stability, a must-have for machine tool spindles and automotive transmission systemsAvailable with steel, copper, or nylon cages to suit specific operating temperatures and load requirements, ensuring optimal适配 for your unique machinery setupBacked by Saifan Bearings' ISO 9001-certified quality control, this bearing meets strict international standards for long service life and consistent performance
High Precision Double Row Angular Contact Ball Bearing 3311 for Automobile Heavy Equipment with P4 Precision
Ensure your automobile heavy equipment operates with uncompromising precision and durability using our High Precision Double Row Angular Contact Ball Bearing 3311. Engineered to P4 precision, this bearing minimizes vibration and extends machinery lifespan, even under the heavy loads of industrial and automotive applications.Double row angular contact design delivers superior radial and axial load capacity, critical for high-torque equipmentConstructed with high-grade bearing steel and available with steel, copper, or nylon cages to match your specific operating conditionsBacked by our ISO 9001:2015 quality certification and 12-month warranty, ensuring consistent performance and reliable after-sales support
Double Row Angular Contact Ball Bearing 3314-a for Heavy Truck Industrial Equipment with P0-P4 Precision
Ensure smooth, reliable rotation for your heavy truck or industrial equipment with the Double Row Angular Contact Ball Bearing 3314-a, engineered to deliver P0-P4 precision that minimizes downtime and maximizes operational efficiency. Crafted from high-grade bearing steel with a choice of steel, copper, or nylon cages, this double row angular contact design handles both radial and axial loads with exceptional stability—ideal for demanding applications where load distribution and durability are non-negotiable.Precision rating options from P0 (standard) to P4 (high precision) meet strict performance requirements for industrial machinery and heavy-duty vehiclesSeparated structure allows for easy mounting and maintenance, reducing assembly time and long-term service costsCompatible with oil or grease lubrication to adapt to diverse operating conditions, ensuring consistent performance even in harsh environments
Double Row Angular Contact Ball Bearing 3311-D-Ma for Auto Transmission High Precision P4
Ensure smooth and precise auto transmission performance with our Double Row Angular Contact Ball Bearing 3311-D-Ma, engineered to eliminate vibration and extend gear system lifespan. Crafted to P4 precision grade using high-grade chrome steel, this bearing delivers exceptional radial and axial load capacity—critical for maintaining transmission integrity under high-torque conditions. Its separable design allows for easy installation and maintenance, a must-have feature for mechanics working on tight engine bays. Backed by our ISO 9001:2015 quality certification and 12-month warranty, you’ll experience consistent performance without the hassle of frequent replacements.
Double Row Angular Contact Ball Bearing 3315-a-C3 for Auto Gearbox High Precision P4 Grade
Ensure smooth, precise gearbox performance with the Double Row Angular Contact Ball Bearing 3315-a-C3—engineered to eliminate vibration and extend service life in high-stress auto transmission systems. Crafted to P4 precision grade, this bearing maintains tight radial and axial load control, critical for reducing wear on gear components and minimizing maintenance downtime.High-grade bearing steel construction with C3 clearance ensures optimal thermal expansion management, ideal for sustained high-speed operationDouble row angular contact design delivers superior rigidity, directly addressing the challenge of maintaining alignment under fluctuating loadsAvailable with steel, copper, or nylon cages to match specific gearbox tolerances and lubrication requirements
Double Row Angular Contact Ball Bearing 3206 A-2Z/C3 for Auto Gearbox High Precision
Ensure smooth, quiet gearbox operation with our high-performance Double Row Angular Contact Ball Bearing 3206 A-2Z/C3, engineered to deliver precision rotation and extended service life for auto transmission systems. Crafted from premium bearing steel with a C3 clearance design, this bearing minimizes vibration under heavy loads while maintaining P0-P4 precision grades to meet strict automotive standards.Double-row angular contact structure provides superior radial and axial load capacity, reducing premature wear in high-torque applications2Z metal shields offer reliable contamination protection, ensuring consistent performance even in harsh operating environmentsCompatible with OEM specifications for seamless integration, backed by our 12-month warranty and expert technical support
Double Row Angular Contact Ball Bearing 3306 for Auto Gearbox – Chrome Steel, P0-P4 Precision
Ensure smooth, high-precision gearbox performance with our Double Row Angular Contact Ball Bearing 3306, crafted to eliminate vibration and extend service life in auto transmissions. Made from premium chrome steel and available in P0-P4 precision grades, this bearing balances radial and axial loads to handle the rigors of daily driving, reducing costly downtime for your operations.Double row angular contact design delivers enhanced rigidity for consistent power transferChoose from steel, copper, or nylon cages to match specific gearbox temperature and load requirementsComplies with ISO standards, ensuring compatibility with most auto gearbox models
Double Row Angular Contact Ball Bearing 3201-A-2Z TN9-MT33 Shielded for Agricultural Machinery Long Life
Keep your agricultural machinery running smoothly season after season with the Double Row Angular Contact Ball Bearing 3201-A-2Z TN9-MT33, engineered to deliver exceptional durability in heavy-duty farming conditions. This shielded design prevents debris and moisture from infiltrating critical components, reducing downtime and extending the service life of tractors and harvesters.Double row angular contact construction handles combined radial and axial loads with precision, ensuring stable performance even under uneven terrain stressHigh-grade bearing steel and optimized cage design (steel/copper/nylon options) minimize friction, lowering maintenance needs and energy consumptionComplies with P0-P4 precision standards to meet the rigorous demands of agricultural equipment, backed by Saifan's ISO-certified quality control
Double Row Angular Contact Ball Bearing 3307 D-J1 for Auto Transmission with P0-P4 Precision
Ensure smooth, precise auto transmission performance with the Double Row Angular Contact Ball Bearing 3307 D-J1, engineered to deliver reliable rotation and reduce maintenance downtime. Crafted from high-grade bearing steel with P0-P4 precision ratings, this angular contact ball bearing handles both radial and axial loads, making it ideal for demanding automotive transmission systems. Double row structure enhances load capacity and stability, critical for high-torque applicationsAvailable with steel, copper, or nylon cages to match specific operating conditionsComplies with strict quality standards to ensure consistent performance and extended service life
Double Row Angular Contact Ball Bearing 3309-D-Ma for Gearbox & Machine Tool High Precision P4
Ensure smooth, high-precision rotation for your gearbox or machine tool with the Double Row Angular Contact Ball Bearing 3309-D-Ma, engineered to deliver P4 precision and reliable performance under demanding industrial conditions. This bearing minimizes vibration and extends equipment lifespan, addressing common concerns about operational stability and maintenance costs in heavy-duty applications.Double row angular contact design handles combined radial and axial loads, ideal for high-speed machinery like CNC lathes and transmission systemsPrecision-machined steel cage (available in copper or nylon options) ensures consistent ball alignment and reduced friction, critical for maintaining tight tolerance operationsManufactured to meet ISO industrial standards, compatible with both OEM replacements and custom machine builds requiring exacting specifications
Precision Craftsmanship.
Enduring Performance.
Autonomous factory manufacturing with full-process quality control. Every bearing is engineered to exceed international standards for load capacity, noise grade, and service life.
Micro-Level Precision
Advanced CNC grinding to ABMA/DIN standards. Dimensional accuracy measured at micron level for consistent performance in high-speed applications.
Premium Raw Materials
High-grade GCr15 chrome steel with strict incoming inspection. Superior hardness and wear resistance ensures 3× longer service life than standard bearings.
Certified Quality System
ISO 9001:2015 & ISO 14001 certified facility. Professional QC teams conduct 100% dimensional, noise, and vibration testing before shipment.
Full Custom Production
From R&D to branded packaging. Support custom dimensions, seals, lubrication, and private labeling. 1 pc MOQ for standard, bulk orders in 5-15 days.
±0.001mm
Dimensional Tolerance
≤55 dB
Noise Level (Z4)
180°C
Max Operating Temp
50,000h
Design Service Life
Engineered for Every Industry
From renewable energy to heavy metallurgy -- our bearings are trusted across the most demanding industrial environments worldwide.
Renewable Energy
Wind & solar power systems
Mineral Processing
Mining & crushing equipment
Marine & Offshore
Corrosion-resistant solutions
Steel & Metallurgy
High-temp heavy-load bearings
Wind Energy
Turbine main shaft bearings
Pulp & Paper
Wet environment performance
Medical & Lab
Ultra-low noise precision
Heavy Machinery
Maximum load capacity
Request Free Sample
Test before you commit. We provide free bearing samples (buyer pays freight). Ready in 3-5 business days. No minimum order required.
- Free sample (freight collect)
- 3-5 day dispatch
- Full spec datasheet included
- No MOQ for samples
Bulk & FCL Inquiry
For distributors, brand owners, and machinery manufacturers. Share your requirements and receive a competitive factory-direct quotation within 24 hours.
📦
Full FCL Support
20GP / 40HQ containers
🏷️
OEM Branding
Custom packaging & labels
⏱️
5-15 Day Lead
Bulk production timeline
💳
T/T · L/C · Alibaba
Flexible payment terms