Precision bearing manufacturing
Factory Direct · ISO 9001:2015 Certified

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

All Products

4835 products found

Factory Direct · 1 pc MOQ · 3-5 Day Sample
Double Row Angular Contact Ball Bearing 3305-a for Automotive Precision Machinery
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Double Row Angular Contact Ball Bearing 3305-a for Automotive Precision Machinery

Ensure smooth, precise rotation in your automotive precision machinery with the Double Row Angular Contact Ball Bearing 3305-a, designed to deliver consistent performance under radial and axial loads. Crafted from high-grade bearing steel with P0-P4 precision ratings, this double row angular contact bearing minimizes vibration and extends equipment lifespan—ideal for demanding automotive applications where reliability directly impacts productivity.Features separable design for easy maintenance and steel/copper/nylon cage options to match specific operating conditionsEngineered to reduce downtime with robust construction, addressing the need for stable, long-lasting components in high-stress environmentsLubricated with high-performance oil grease for optimal friction reduction, ensuring smooth operation even in continuous-use scenarios

Double Row Angular Contact Ball Bearing 3304 2RS1 Nylon Cage for Power Tools High Precision
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Double Row Angular Contact Ball Bearing 3304 2RS1 Nylon Cage for Power Tools High Precision

Ensure smooth, high-precision rotation for your power tools with the Double Row Angular Contact Ball Bearing 3304 2RS1, designed to minimize vibration and extend equipment lifespan. This Nylon Cage bearing delivers reliable performance under radial and axial loads, making it ideal for heavy-duty power tool applications where stability and durability matter most. Precision grade options (P0-P4) ensure consistent operation, reducing downtime and maintenance needs 2RS1 sealing keeps contaminants out, maintaining lubrication integrity for longer service intervals Nylon cage design reduces friction and noise, enhancing tool efficiency and user comfort Constructed with high-grade bearing steel for superior wear resistance, even in demanding work environments

Double Row Angular Contact Ball Bearing 3307-A TN9 Nylon Cage for Power Tools Durability
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Double Row Angular Contact Ball Bearing 3307-A TN9 Nylon Cage for Power Tools Durability

Boost power tool performance with the Double Row Angular Contact Ball Bearing 3307-A TN9—designed to minimize downtime and maximize productivity. Its nylon cage reduces friction and heat buildup, ensuring smooth operation even during extended use, while the double row structure delivers superior radial and axial load handling for heavy-duty applications.Precision-engineered from high-grade bearing steel (P0-P4 precision) for consistent rotation and long service lifeAngular contact design optimizes contact angle to withstand combined loads, ideal for power tools like drills and grindersLow-maintenance oil grease lubrication ensures reliable performance in demanding work environments

Double Row Angular Contact Ball Bearing 3307 High Precision for CNC Machine Automotive Transmission
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Double Row Angular Contact Ball Bearing 3307 High Precision for CNC Machine Automotive Transmission

Ensure smooth, precision-driven performance for your CNC machine or automotive transmission with our Double Row Angular Contact Ball Bearing 3307. Engineered to handle combined radial and axial loads with minimal friction, this high-precision bearing eliminates frustrating downtime from premature wear, letting your equipment run longer with consistent accuracy.Precision grade P4 (up to P0) ensures tight tolerances for critical applications like high-speed spindle rotationDouble row design delivers 20% higher load capacity than single row alternatives, ideal for heavy-duty transmission systemsAvailable with steel, copper, or nylon cages to match your specific temperature and lubrication requirementsBacked by our 12-month warranty and technical support team for seamless integration into your machinery

Double Row Angular Contact Ball Bearing 3315A-2Z/C3 MT33 Shielded for High-Precision Machinery
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Double Row Angular Contact Ball Bearing 3315A-2Z/C3 MT33 Shielded for High-Precision Machinery

Ensure smooth, high-precision rotation in your machinery with the Double Row Angular Contact Ball Bearing 3315A-2Z/C3 MT33 Shielded—engineered to deliver exceptional load capacity and minimize vibration for industrial equipment, machine tools, and precision systems. This shielded bearing (MT33 designation) keeps contaminants at bay while maintaining optimal lubrication, reducing maintenance needs and extending service life in demanding operational environments.Precision grade options (P0-P4) and C3 clearance ensure compatibility with high-speed applications, addressing the critical need for stable performance in heavy-duty machineryDouble row angular contact design handles combined radial and axial loads, eliminating the common issue of premature wear in misaligned or high-stress setupsConstructed with premium bearing steel and available steel/copper/nylon cages, this bearing balances durability with operational flexibility for your specific equipment requirements

Heavy Duty Double Row Angular Contact Ball Bearing 3305 2RS Sealed for Electric Motor
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Heavy Duty Double Row Angular Contact Ball Bearing 3305 2RS Sealed for Electric Motor

Ensure your electric motor runs smoothly under heavy loads with the Heavy Duty Angular Contact Ball Bearing 3305 2RS—a double row sealed solution designed to minimize downtime and maximize performance. The 2RS seal keeps contaminants out while retaining lubrication, making it ideal for demanding industrial environments where reliability can’t be compromised. Engineered with high-grade bearing steel and precision P0-P4 ratings to handle radial and axial loads with minimal vibration Double row angular contact design distributes stress evenly, extending motor service life by reducing wear on critical components Available with steel, copper, or nylon cages to match specific application needs, from high-speed rotation to heavy-duty torque Backed by Saifan’s strict quality control and 12-month warranty, this bearing delivers consistent performance you can trust for everything from manufacturing equipment to renewable energy systems.

Double Row Angular Contact Ball Bearing 3306-A-2Z TN9-MT33 Metal Shield for Transmission Systems
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Double Row Angular Contact Ball Bearing 3306-A-2Z TN9-MT33 Metal Shield for Transmission Systems

Ensure smooth, reliable power transmission in your machinery with the Double Row Angular Contact Ball Bearing 3306-A-2Z TN9-MT33, engineered to minimize vibration and extend equipment lifespan. Its metal shield design provides superior protection against contaminants, reducing maintenance needs for industrial and automotive transmission systems.Precision-grade P0-P4 construction ensures consistent performance under radial and axial loads, ideal for high-torque applicationsSteel cage option enhances durability in demanding operating conditions, while grease lubrication delivers long-lasting, maintenance-free operation

Double Row Angular Contact Ball Bearing 3206 A-2RS1 for Reducer, P0-P6 Precision, Rubber Sealed
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Double Row Angular Contact Ball Bearing 3206 A-2RS1 for Reducer, P0-P6 Precision, Rubber Sealed

Ensure smooth, long-lasting reducer performance with our Double Row Angular Contact Ball Bearing 3206 A-2RS1—engineered to minimize downtime and maintain precision even under heavy radial and axial loads. Crafted from high-grade bearing steel with rubber seals, this bearing delivers reliable rotation in demanding industrial environments, addressing the need for consistent performance that keeps your machinery running without unexpected interruptions.P0-P6 precision grades available to match your exact tolerance requirements, ensuring optimal gear meshing and power transmissionDouble row design provides enhanced rigidity and load-carrying capacity, ideal for reducer applications where stability is criticalSteel, copper, or nylon cage options let you customize based on operating speed and temperature conditionsBacked by Saifan's ISO 9001-certified quality control, ensuring every unit meets strict international standards for durability and performance

Double Row Angular Contact Ball Bearing 3306A-2Z Shielded for Industrial Machinery
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Double Row Angular Contact Ball Bearing 3306A-2Z Shielded for Industrial Machinery

Ensure smooth, high-precision rotation for your industrial machinery with the Double Row Angular Contact Ball Bearing 3306A-2Z—engineered to reduce downtime and enhance operational stability. Its shielded design (2Z) blocks contaminants while maintaining lubrication integrity, making it ideal for harsh manufacturing environments where reliability is non-negotiable.Precision grade options (P0-P4) deliver consistent performance under radial and axial loads, critical for machine tool and textile equipment applicationsAvailable with steel, copper, or nylon cages to match specific torque and temperature requirements, ensuring a tailored fit for your machineryBacked by Saifan’s ISO 9001-certified quality control and 12-month warranty, so you can trust every turn to keep your production line running without interruption

Double Row Angular Contact Ball Bearing 3311 A-2Z/C3 MT33 Shielded for Industrial Machinery
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Double Row Angular Contact Ball Bearing 3311 A-2Z/C3 MT33 Shielded for Industrial Machinery

Ensure smooth, precise rotation in your industrial machinery with the Double Row Angular Contact Ball Bearing 3311 A-2Z/C3 MT33—engineered to minimize downtime and maximize equipment longevity. This shielded bearing handles combined radial and axial loads with P0-P4 precision, making it ideal for high-torque applications like machine tools and textile equipment.MT33 shielded design prevents contamination, reducing maintenance needs in dusty or high-moisture environmentsDouble row structure distributes load evenly, extending service life compared to single row alternativesSeamless compatibility with ISO standards ensures easy replacement and reliable performance

Double Row Angular Contact Ball Bearing 3205A-2Z/C3 MT33 High Rigidity for Heavy Equipment
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Double Row Angular Contact Ball Bearing 3205A-2Z/C3 MT33 High Rigidity for Heavy Equipment

Ensure heavy equipment operates with uncompromising stability and precision using our Double Row Angular Contact Ball Bearing 3205A-2Z/C3 MT33, engineered to deliver high rigidity for demanding industrial applications. This bearing minimizes vibration and extends machinery lifespan, even under extreme loads, addressing the critical need for reliable performance in heavy-duty environments.Features a steel cage design (available in copper or nylon) to maintain optimal ball alignment, reducing friction and ensuring consistent rotation in high-torque scenariosPrecision-grade construction (P0-P4) with C3 clearance and MT33 grease formulation, tailored for seamless integration into excavators, agricultural machinery, and industrial equipmentDouble row angular contact structure provides superior radial and axial load handling, eliminating the common issue of premature bearing failure in heavy machinery

Double Row Angular Contact Ball Bearing 3305 A/C3 Chrome Steel for Heavy-Duty Agricultural Machinery
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Double Row Angular Contact Ball Bearing 3305 A/C3 Chrome Steel for Heavy-Duty Agricultural Machinery

Keep heavy-duty agricultural machinery running smoothly with our Double Row Angular Contact Ball Bearing 3305 A/C3 Chrome Steel, engineered to withstand the toughest farming conditions. This chrome steel bearing delivers exceptional radial and axial load capacity, reducing downtime and extending equipment lifespan for tractors and harvesters.Precision-grade P0-P4 construction ensures stable rotation under heavy loads, addressing the need for reliable performance in demanding agricultural workflowsDouble row angular contact design with C3 clearance provides optimal alignment and heat dissipation, critical for continuous operation in dusty, high-vibration environmentsAvailable with steel, copper, or nylon cages to match specific equipment requirements, backed by our 12-month warranty and responsive technical support

Why Saifan Bearing

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.

P0-P4 Grade

Micro-Level Precision

Advanced CNC grinding to ABMA/DIN standards. Dimensional accuracy measured at micron level for consistent performance in high-speed applications.

Z2-Z4 Noise
Chrome Steel

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.

3× Longer Life
ISO 9001:2015

Certified Quality System

ISO 9001:2015 & ISO 14001 certified facility. Professional QC teams conduct 100% dimensional, noise, and vibration testing before shipment.

12-Month Warranty
OEM / ODM

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.

3-5 Day Sample

±0.001mm

Dimensional Tolerance

≤55 dB

Noise Level (Z4)

180°C

Max Operating Temp

50,000h

Design Service Life

Industry Applications

Engineered for Every Industry

From renewable energy to heavy metallurgy -- our bearings are trusted across the most demanding industrial environments worldwide.

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Renewable Energy bearing application

Renewable Energy

Wind & solar power systems

Mineral Processing bearing application

Mineral Processing

Mining & crushing equipment

Marine & Offshore bearing application

Marine & Offshore

Corrosion-resistant solutions

Steel & Metallurgy bearing application

Steel & Metallurgy

High-temp heavy-load bearings

Wind Energy bearing application

Wind Energy

Turbine main shaft bearings

Pulp & Paper bearing application

Pulp & Paper

Wet environment performance

Medical & Lab bearing application

Medical & Lab

Ultra-low noise precision

Heavy Machinery bearing application

Heavy Machinery

Maximum load capacity

Quality Verification

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
Trade / Wholesale

Bulk & FCL Inquiry

For distributors, brand owners, and machinery manufacturers. Share your requirements and receive a competitive factory-direct quotation within 24 hours.

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Full FCL Support

20GP / 40HQ containers

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OEM Branding

Custom packaging & labels

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5-15 Day Lead

Bulk production timeline

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T/T · L/C · Alibaba

Flexible payment terms