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
High Load Insert Bearing Sb205 12x47x31mm with P0-P4 Precision for Industrial Machinery
Ensure smooth, high-torque operation in your industrial machinery with the High Load Insert Bearing Sb205—engineered to deliver reliable performance under heavy loads while maintaining precision from P0 to P4 grades. This 12x47x31mm bearing features a deep groove raceway design that minimizes friction and extends service life, making it ideal for applications where stability and durability are non-negotiable.Constructed with premium bearing steel for enhanced wear resistance, ensuring consistent performance even in demanding working conditionsFlexible lubrication options (grease or oil) allow customization to match your specific machinery requirementsBacked by Saifan's strict quality control and 12-month warranty, providing peace of mind for long-term operations
Stainless Steel Needle Roller Bearing K42X48X35 K42X50X18 K42X50X20 for Industrial Machinery
Ensure smooth, reliable rotation in your industrial machinery with our Stainless Steel Needle Roller Bearing K42 series. Engineered to handle radial loads with precision, these bearings (K42X48X35, K42X50X18, K42X50X20) deliver consistent performance even in demanding conditions, reducing downtime and maintenance headaches.Precision ratings from P0 to P4 ensure tight tolerances for seamless integration into machine tools, textile equipment, and other industrial applicationsStainless steel construction resists corrosion, extending service life in harsh environments where standard bearings failAvailable with grease or oil lubrication options to match your specific operational needs, backed by our 12-month warranty for peace of mind
Needle Roller Bearing NA6917 NA6918 NA6919 NA6920 for Industrial Machinery 85x120x63mm
Ensure smooth, long-lasting operation for your industrial machinery with our high-performance Needle Roller Bearing NA6917 (85x120x63mm), designed to handle radial loads with precision and reliability. Crafted from premium bearing steel and available in P0-P4 precision grades, this closed-style bearing minimizes downtime by delivering consistent performance under heavy workloads, even in demanding manufacturing environments.Engineered without inner/outer rings for space-saving integration in compact machinery setupsSupports both grease and oil lubrication to adapt to your specific operational needsBacked by our strict ISO 9001 quality control and responsive after-sales support, ensuring you get the right fit for machine tools, reducers, and other industrial equipment
High Precision Wheel Hub Bearing DAC124000183 Zz for Gearboxes Motors 37x72x37mm
Ensure smooth, precise rotation for your gearboxes and motors with our High Precision Wheel Hub Bearing DAC124000183 Zz. Crafted to exact 37x72x37mm specifications, this double-row radial bearing delivers consistent performance under demanding industrial conditions, reducing downtime and维护成本.Premium bearing steel construction ensures long service life, meeting P0-P4 precision grades and Z1V1-Z3V3 vibration standards for reliable operationUnseparated design enhances structural stability, ideal for high-torque applications in automotive and industrial machineryAvailable for immediate shipment with flexible order options—perfect for both OEM/ODM customization and urgent replacement needs
Needle Roller Bearing TA1715 TA3228 for Motorcycle Accessories P0-P4 Precision
Ensure smooth, precise rotation for your motorcycle accessories with our Needle Roller Bearing TA1715 TA3228, crafted to deliver reliable performance even under high-speed conditions. Made from premium bearing steel and available in P0-P4 precision grades, this radial bearing minimizes friction to extend your motorcycle’s accessory lifespan, addressing common wear issues in critical components.Designed without inner/outer rings for space-saving installation in compact motorcycle partsSupports both grease and oil lubrication for adaptable maintenance needsBacked by Saifan’s strict quality control and 12-month warranty for long-term peace of mind
Deep Groove Ball Bearing 6020-2RS P0-P4 Precision for Industrial Machinery 100x150x24mm
Ensure smooth, precise rotation for your industrial machinery with our Deep Groove Ball Bearing 6020-2RS. Engineered to deliver reliable performance in demanding applications, this 100x150x24mm bearing minimizes downtime and maximizes operational efficiency—exactly what you need to keep production running without interruptions. Precision grades from P0 to P4 ensure optimal fit and reduced vibration, while Z1V1 to Z3V3 vibration control meets strict industrial noise standards Constructed with high-grade bearing steel and lubricated for long service life, it handles radial loads effortlessly in machine tools, conveyors, and heavy-duty equipment Non-aligning, single-row design with 2RS seals prevents contamination, making it ideal for dusty or high-moisture environments Backed by ISO 9001:2015 quality certification and our 12-month warranty, this bearing is a smart choice for manufacturers who value consistency and durability in every component.
Cylindrical Roller Bearing N222EM NJ222EM NF222EM NU222EM NUP222EM for Industrial Machinery 110x200x38mm P0-P4 Precision
Ensure smooth, precise rotation for your industrial machinery with our Cylindrical Roller Bearing—engineered to deliver reliable performance even under heavy radial loads. Available in N222EM, NJ222EM, NF222EM, NU222EM, and NUP222EM designs, this 110x200x38mm bearing features separable inner/outer rings for easy installation and maintenance, a critical advantage for machinery downtime reduction.P0-P4 precision grades ensure consistent operation across machine tools, reducers, and industrial equipmentHigh-grade bearing steel construction guarantees long service life, addressing the need for stable, low-maintenance componentsOpen design allows flexible lubrication (oil, grease, dry) to match specific operational demandsBacked by our ISO 9001-certified manufacturing and 12-month warranty for complete peace of mind
Self-Aligning Roller Bearing 21310CC W33 P0-P4 Precision for Industrial Machinery
Ensure smooth, long-lasting rotation for your industrial machinery with our Self-Aligning Roller Bearing 21310CC W33, engineered to deliver P0-P4 precision and reliable performance even under heavy radial loads. The 50x110x27mm dimension ensures perfect fit for equipment like reducers and textile machines, while double-row roller design minimizes misalignment issues that cause premature wear.High-grade bearing steel construction and strict ISO 9001 quality control guarantee stable operation and extended service life, reducing costly downtimeAvailable with C0/C3/C4 clearance options to match specific operating conditions, from standard industrial use to high-speed applicationsSupports OEM/ODM customization for unique machinery requirements, backed by our 12-month warranty and responsive technical support team
Deep Groove Ball Bearing 60/710n1/C3 NTN Low Noise for Auto Parts 710x1030x140mm
Keep your auto parts running smoothly with this Deep Groove Ball Bearing 60/710n1/C3 NTN—engineered to minimize noise and maximize durability in critical automotive applications. Measuring 710x1030x140mm, this single-row radial bearing delivers consistent performance under radial loads, ensuring reliable rotation even in high-stress conditions.Low noise design (C3 clearance) reduces operational sound, enhancing driving comfort while maintaining precisionConstructed with high-grade bearing steel for extended service life, addressing the need for long-lasting components in demanding automotive environmentsTrusted NTN quality ensures compatibility with auto parts, backed by Saifan’s commitment to stable supply and strict quality control
UCFL 204-12 Cast Iron Housing Bearing Steel Pillow Block Bearing for High Load Applications
Ensure smooth, heavy-duty operations with the UCFL 204-12 pillow block bearing—engineered to deliver reliable performance in high-load applications. Its cast iron housing and bearing steel insert combine durability with precision, while the deep groove raceway minimizes friction for extended service life, even under demanding conditions.Single-row design with P0-P4 precision ratings ensures consistent rotation and reduced maintenance needsGrease or oil lubrication flexibility adapts to your equipment’s specific requirementsRich stock availability means fast delivery, keeping your operations on schedule without delays
33020 Tapered Roller Bearing P4 Precision Long Life for Industrial Machinery 解析： 1. **主关键词前置**：”33020 Tapered Roller Bearing” 作为核心关键词，位于标题前30字符内，符合Google EEAT搜索意图中对产品识别的需求。 2. **具体优势**：”P4 Precision”（精准度等级）和”Long Life”（长寿命）直接对应供应商内容中的”Precision Rating: P0 P6 P5 P4″及”Feature: Long Life”，满足”特定产品优势”要求，非泛泛形容词。 3. **应用场景**：”for Industrial Machinery” 结合系统背景中”Industrial Machinery Manufacturers”客户画像，明确产品用途，增强相关性。 4. **格式规范**：长度63字符（含空格），符合50-70字符要求；首字母大写，无全大写或过度标点；未以品牌/工厂名开头，符合专业零售商标题风格。 5. **数据一致性**：型号33020、类型Tapered Roller Bearing与供应商原始内容完全匹配，避免信息冲突。
Ensure smooth, precise rotation in your industrial machinery with the 33020 Tapered Roller Bearing, engineered to deliver consistent performance even under heavy loads. Crafted to P4 precision standards, this bearing reduces vibration and extends equipment uptime, addressing the critical need for reliability in high-demand operations.Single-row design optimized for radial load handling, with a 55*120*45.5 mm specification that fits seamlessly into industrial gearboxes and machinery assembliesLong-life bearing steel construction minimizes wear, cutting down on maintenance costs and unplanned downtimeSupports both grease and oil lubrication, offering flexibility for diverse operating environments
Self-Aligning Roller Bearings 22216 21316 22316 with P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation for your industrial machinery with our Self-Aligning Roller Bearings—engineered to minimize downtime and boost operational reliability. Available in models 22216, 21316, and 22316 (80*140*33 mm), these bearings deliver P0-P4 precision grades to handle misalignment and heavy loads, making them ideal for machine tools, reducers, and textile equipment.Designed with C0/C3/C4 clearance options to adapt to varying operating conditions, ensuring stable performance even in high-vibration environmentsBacked by our ISO 9001-certified manufacturing process and 12-month warranty, so you can trust consistent quality and long service lifeSupports OEM/ODM customization to match your exact specifications, from size adjustments to specialized packaging
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
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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
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20GP / 40HQ containers
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