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

256 products found

Factory Direct · 1 pc MOQ · 3-5 Day Sample
Timken LM11749/10 Tapered Roller Bearing – High-Precision, Heavy-Duty
Cylindrical Roller Bearing

Timken LM11749/10 Tapered Roller Bearing – High-Precision, Heavy-Duty

Basic Info Bore Size15–240 mm Outer Dimension35–400 mm Specification40×68×19 mm Product NameTaper Roller Bearing MaterialBearing Steel LubricationGrease or Oil Introduction High-precision taper roller bearing (Model: LM11749/10), made of premium bearing steel, suitable for heavy radial loads. Features dimensions 40×68×19 mm, precision grades P0–P2, low vibration (Z1V1–Z3V3), and OEM/ODM service. Origin: China.

Popular Single Row Tapered Roller Bearing for Gearboxes
Cylindrical Roller Bearing

Popular Single Row Tapered Roller Bearing for Gearboxes

Basic Specifications Bore Size15–240 mm Outer Dimension35–400 mm Thickness— MaterialBearing Steel TypeTaper Roller Bearing Load DirectionRadial Bearing Product Overview High-precision taper roller bearing (Model NO. 30203), made of premium bearing steel, suitable for heavy radial loads. Features standard precision grades (P0–P2), grease or oil lubrication, and OEM/ODM service. Origin: China. HS Code: 8482200000.

SKF Tapered Roller Bearings 30216-30320, High-Precision Industrial Grade
Taper Roller Bearing

SKF Tapered Roller Bearings 30216-30320, High-Precision Industrial Grade

Basic Info. Inner Diameter80 mm Outer Diameter140 mm Thickness16 mm Model NO.30216 LubricationGrease or Oil MaterialBearing Steel Introduction This is a high-precision radial roller bearing (Model 30216) with dimensions 80×140×16 mm. Made of bearing steel, it supports grease or oil lubrication and meets precision grades P0–P2. Suitable for OEM/ODM applications, it offers reliable performance in industrial machinery.

30210 Tapered Roller Bearing – Low Calorific Value for Plastic Machinery
Cylindrical Roller Bearing

30210 Tapered Roller Bearing – Low Calorific Value for Plastic Machinery

Basic Specifications Bore Size15–240 mm Outer Dimension35–400 mm Specification40×68×19 mm MaterialBearing Steel TypeTaper Roller Bearing Load DirectionRadial Bearing Product Overview High-precision taper roller bearing (Model NO. 30210) made of premium bearing steel. Designed for radial load applications with dimensions 40×68×19 mm, bore 15–240 mm, and outer diameter 35–400 mm. Features P0–P2 precision ratings, Z1V1–Z3V3 vibration control, and supports grease or oil lubrication. OEM/ODM service available. Made in China.

Conical Roller Bearings 30203-30206, High-Load Tapered Bearings
Taper Roller Bearing

Conical Roller Bearings 30203-30206, High-Load Tapered Bearings

Basic Info. Inner Diameter17 mm Outer Diameter40 mm Thickness12 mm Model NO.30203 30204 30205 30206 LubricationGrease or Oil Precision RatingP0 P6 P5 P4 P2 Introduction High-precision angular contact ball bearings manufactured in China. Features compact dimensions (17×40×12 mm), multiple precision grades, and versatile lubrication options. Suitable for OEM/ODM applications with robust production capacity and international certification compliance.

UMZ 32017X/33017/33117 Tapered Roller Bearings – High Precision
Cylindrical Roller Bearing

UMZ 32017X/33017/33117 Tapered Roller Bearings – High Precision

Basic Specifications Bore Size15–240 mm Outer Dimension35–400 mm Specification40×68×19 mm MaterialBearing Steel TypeTaper Roller Bearing Load DirectionRadial Bearing Product Overview High-precision taper roller bearing made of premium bearing steel, suitable for heavy radial loads. Features standard dimensions (40×68×19 mm), multiple precision grades (P0–P2), and options for grease or oil lubrication. Manufactured in China with OEM/ODM support.

China Taper Roller Bearings 30202-32303, High-Precision Factory Direct
Taper Roller Bearing

China Taper Roller Bearings 30202-32303, High-Precision Factory Direct

Basic Info. Inner Diameter50 mm Outer Diameter90 mm Thickness23 mm Model NO.30202, 30302, 30203, 32203, 30303, 32303 LubricationGrease or Oil MaterialBearing Steel High-precision radial roller bearings with single-row, non-aligning design. Suitable for OEM/ODM applications. Manufactured in China under BDL brand, compliant with HS Code 8482200000. Outer dimension range: 35–400 mm; production capacity: 1,000,000 units/year.

32232 Tapered Roller Bearing – Metric/Inch, High-Precision Auto Motor Use
Taper Roller Bearing

32232 Tapered Roller Bearing – Metric/Inch, High-Precision Auto Motor Use

Basic Specifications Inner DiameterOuter DiameterThickness 160 mm290 mm84 mm Product Overview This is a high-precision radial roller bearing with P0–P2 accuracy grades, suitable for OEM/ODM applications. It features grease or oil lubrication, bearing steel construction, single-row non-aligning design, and vibration ratings Z1V1 to Z3V3. Ideal for demanding industrial environments.

THK/IKO/NSK LM6UU-LM12UU Linear Bearings – High-Precision Sliding Motion for CNC & Food Machinery
Linear Bearing

THK/IKO/NSK LM6UU-LM12UU Linear Bearings – High-Precision Sliding Motion for CNC & Food Machinery

Basic Info. Inner DiameterLM6UU, LM8UU, LM10UU, LM12UU Flange ShapeCircular ShapeOpen SeriesLM MaterialAlloy OriginChina Introduction Precision linear motion bearing units with open circular flange design, made of high-strength alloy. Suitable for OEM/ODM applications. Compliant with HS Code 8482102000. Standard packaging: carton & pallet. Production capacity: 10,000 units.

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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Flexible payment terms