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
Self-Aligning Roller Bearings 24018CDKE4 Double Row for Industrial Machinery P0-P4 Precision
Roller Bearing

Self-Aligning Roller Bearings 24018CDKE4 Double Row for Industrial Machinery P0-P4 Precision

Ensure smooth, precise rotation in your industrial machinery with our Self-Aligning Roller Bearings 24018CDKE4. Engineered for double-row stability, this bearing minimizes downtime by accommodating misalignment and handling heavy radial loads—perfect for machine tools, textile equipment, and other industrial applications where reliability can’t be compromised.Precision grades from P0 to P4 available, with C0/C3/C4 clearance options to match your exact operational needsConstructed with high-grade bearing steel for long service life, even under continuous heavy-duty use90*140*50 mm dimensions ensure compatibility with standard industrial setups, backed by our ISO 9001-certified quality controlSupports OEM/ODM customization to tailor performance to your unique machinery requirements

LMF 50UU LMF 60UUL Linear Motion Ball Bearing Slide Unit with Flange Block for Vehicle Parts
Linear Bearing

LMF 50UU LMF 60UUL Linear Motion Ball Bearing Slide Unit with Flange Block for Vehicle Parts

Ensure smooth, precise linear motion in vehicle parts with the LMF 50UU linear bearing and LMF 60UUL slide unit, designed to eliminate jitter and reduce wear for longer equipment lifespan. Crafted from high-grade alloy, these flange block bearings deliver consistent performance under automotive operating conditions, addressing the need for reliable motion control in critical components.LMF series slide unit with integrated flange block ensures easy installation and alignment, saving assembly timePrecision-engineered to maintain Z2-Z4 noise grade standards, ideal for noise-sensitive vehicle applicationsSupports OEM/ODM customization to match specific vehicle part dimensions, backed by Saifan's decades of bearing manufacturing expertise

Long-Lived High Speed Deep Groove Ball Bearing 16012 16013 16014 16015 for Industrial Machinery
Ball Bearing

Long-Lived High Speed Deep Groove Ball Bearing 16012 16013 16014 16015 for Industrial Machinery

Keep your industrial machinery running longer with minimal downtime using our Long-Lived High Speed Deep Groove Ball Bearing series (16012, 16013, 16014, 16015). Crafted from premium bearing steel and engineered for radial load handling, these bearings deliver consistent performance at high speeds, reducing the need for frequent replacements.Precision 0° contact angle ensures optimal load distribution, extending service life in demanding industrial applicationsAvailable in critical dimensions like 60*95*11mm (16012 model), designed to fit seamlessly into your existing setupsBacked by Saifan’s strict ISO 9001 quality control and 12-month warranty, so you can focus on productivity without worrying about component reliability

Thrust Ball Bearings 51201 51102 51202 for Automobile with P0-P4 Precision and ISO9001 Certification
Ball Bearing

Thrust Ball Bearings 51201 51102 51202 for Automobile with P0-P4 Precision and ISO9001 Certification

Ensure smooth, precise rotation in your automobile with our Thrust Ball Bearings—engineered to deliver consistent performance under demanding conditions. Available in models 51201 (12*28*11 mm), 51102, and 51202, these P0-P4 precision bearings minimize vibration (Z1V1-Z3V3) and extend component lifespan, even in high-load automotive applications.ISO9001:2015 certified for reliability, crafted from high-grade bearing steel to resist wear and ensure stable operationSeparated single-row design allows easy installation and maintenance, ideal for automotive transmission and auxiliary systemsStock availability ensures quick 3-5 day delivery, with OEM/ODM customization options to match your exact specifications

256706 Wheel Hub Bearing 30x60x37mm for Volvo OEM 2108-3104020 Long Life China
Automotive Bearing

256706 Wheel Hub Bearing 30x60x37mm for Volvo OEM 2108-3104020 Long Life China

Ensure your Volvo runs smoothly mile after mile with the 256706 Wheel Hub Bearing, engineered for long-lasting performance and reliability. This precision-crafted double row radial bearing (30x60x37mm) replaces OEM 2108-3104020, delivering consistent rotation even under heavy loads, so you can minimize downtime and keep your operations on track.Built with high-grade bearing steel and P0/P6 precision rating to reduce vibration (Z1V1-Z3V3) and noise, ensuring a quieter, more efficient rideUnseparated design enhances durability, while rich stock availability means quick fulfillment—no waiting for critical replacementsBacked by Saifan’s strict quality control and 12-month warranty, giving you confidence in every turn

Toyota 90363-40066 Hub Bearing DAC40740042 Double Row Radial Auto Wheel Bearing
Automotive Bearing

Toyota 90363-40066 Hub Bearing DAC40740042 Double Row Radial Auto Wheel Bearing

Ensure smooth, reliable rotation for your Toyota with the Toyota 90363-40066 hub bearing, engineered to deliver precise performance and extended service life. This double row radial auto wheel bearing (DAC40740042) features a 40*74*42mm specification, crafted from high-grade bearing steel to withstand heavy loads and reduce vibration—keeping your vehicle steady even in demanding conditions.Unseparated design ensures easy installation and consistent alignment, minimizing downtime for mechanics and DIY enthusiasts alikePrecision-rated P0-P5 with Z1V1-Z3V3 vibration control, meeting strict automotive standards for quiet, efficient operationBacked by our ISO 9001-certified manufacturing process, this bearing delivers the durability needed to avoid frequent replacements, saving you time and maintenance costs

High Precision Double Row Cylindrical Roller Bearing NN3016 KTN/HC5SPW33 SKF Original Open Type for Industrial Machinery
Famous Brand Bearing

High Precision Double Row Cylindrical Roller Bearing NN3016 KTN/HC5SPW33 SKF Original Open Type for Industrial Machinery

Ensure smooth, precise rotation in your industrial machinery with the High Precision Cylindrical Roller Bearing—built to minimize downtime and maximize operational efficiency. This SKF NN3016 KTN/HC5SPW33 model features a double-row cylindrical design and open type structure, delivering exceptional load-bearing capacity and alignment flexibility for heavy-duty applications. 80mm inner diameter and high-grade construction ensure stable performance under rigorous industrial conditions HC5SPW33 specification guarantees tight tolerance control, critical for precision machinery like machine tools and reducers Trusted SKF quality combined with reliable supply from a certified ISO 9001:2015 manufacturer, ensuring consistent part availability Perfect for manufacturers seeking to enhance equipment longevity and reduce maintenance costs—backed by a 12-month warranty and expert technical support.

Single Row Angular Contact Ball Bearing 7006 35×72×14mm High Rigidity for Industrial Machinery
Famous Brand Bearing

Single Row Angular Contact Ball Bearing 7006 35×72×14mm High Rigidity for Industrial Machinery

Ensure smooth, high-precision rotation for your industrial machinery with our Single Row Angular Contact Ball Bearing 7006, engineered to deliver exceptional rigidity and reliability in demanding applications. This 35×72×14mm bearing handles combined radial and axial loads with ease, reducing vibration and extending equipment lifespan—perfect for machine tools, textile machinery, and printing equipment where stability is non-negotiable.Constructed from premium bearing steel with open seal design for optimal lubrication flexibility (grease or oil), ensuring consistent performance even under heavy loadsBacked by our ISO 9001:2015 certified manufacturing process, guaranteeing P0-P4 precision grade standards and Z2-Z4 noise control for quiet, efficient operationSample available for fit testing, with bulk orders shipping in 5-15 working days—ideal for maintaining production schedules without compromise

High Load Capacity Timken 6420 Tapered Roller Bearing for Gearbox 70x143x50mm Gcr15 Steel
Famous Brand Bearing

High Load Capacity Timken 6420 Tapered Roller Bearing for Gearbox 70x143x50mm Gcr15 Steel

Ensure smooth gearbox operation even under extreme loads with the Timken 6420 tapered roller bearing, engineered to deliver exceptional durability and precision for industrial machinery. Crafted from high-grade Gcr15 steel, this 70x143x50mm bearing minimizes vibration and extends equipment lifespan, addressing the challenge of maintaining performance in heavy-duty applications.Optimized contact angle design enhances load distribution, reducing wear on gearbox componentsPrecision-machined raceways ensure quiet operation (Z2-Z4 noise grade compatible) for continuous workflowGenuine TIMKEN quality backed by ISO 9001:2015 standards, with 12-month warranty for peace of mind

High Load Capacity Tapered Roller Bearing 32208 40x80x23mm for Engineering Machinery
Famous Brand Bearing

High Load Capacity Tapered Roller Bearing 32208 40x80x23mm for Engineering Machinery

Ensure your engineering machinery operates smoothly under heavy loads with the 32208 Tapered Roller Bearing, designed to deliver reliable performance in demanding industrial environments. This 40x80x23mm high load bearing minimizes downtime by handling radial and axial forces with precision, thanks to premium bearing steel construction that ensures long service life even in harsh conditions.Perfect fit for gearboxes and heavy-duty equipment, meeting ISO standards for consistent qualityOptimized contact angle design enhances load distribution, reducing wear and extending maintenance intervalsSample available for testing, with flexible bulk ordering to support your production needs

21314E Thrust Spherical Roller Bearing for Crane Hook & Motor – High Precision P0-P4 Grade
Famous Brand Bearing

21314E Thrust Spherical Roller Bearing for Crane Hook & Motor – High Precision P0-P4 Grade

Ensure smooth, precise rotation for your crane hook and motor applications with the 21314E thrust spherical roller bearing, engineered to deliver reliable performance under heavy loads. Crafted with high-grade chrome steel and available in P0-P4 precision grades, this bearing minimizes vibration and extends equipment service life, addressing the common challenge of maintaining consistent operation in demanding industrial environments.35mm width design optimizes load distribution, critical for crane hook stability and motor efficiencyAdheres to ISO industrial standards, ensuring compatibility with existing machinery setupsBacked by Saifan's 12-month warranty and expert technical support for seamless integration

High Precision NTN Spherical Roller Bearing 21307 35x80x21mm for Gearbox Fast Delivery
Famous Brand Bearing

High Precision NTN Spherical Roller Bearing 21307 35x80x21mm for Gearbox Fast Delivery

Ensure smooth gearbox operation with the High Precision NTN Spherical Roller Bearing 21307, engineered to deliver consistent performance even under heavy loads. This 35x80x21mm bearing minimizes downtime with its long service life and high-speed, low-noise design—perfect for keeping your machinery running at peak efficiency.Precision-crafted to NTN standards, ensuring reliable rotation and reduced maintenance needsCustomizable options available to meet specific industrial requirements, backed by our factory's OEM/ODM expertiseFast delivery (3-5 days for samples, 5-15 days for bulk) ensures you get the parts you need without delaysComes in secure carton pallet packaging, protecting the bearing during transit for immediate installation

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.

GET INDUSTRY SPEC →
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.

📦

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