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China, Chinese Mr84zz 4X8X2 Miniature Deep Groove Ball Bearing for Small Brushless Motor1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
BearingAngular Contact Ball BearingPremium BearingNational Bearing
Zaozhuang Yiding Bearing Co., Ltd.
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Product DescriptionMiniature Ball Bearing For Electronics Industry/Medical Equipment/Toys And Models/Home Appliances1. Miniature bearing in metric desings(d=1mm--9mm) 681 691 681X 681XZZ 691X 691XZZ 601X 601XZZ 682 682ZZ MR52 MR52ZZ 692 692-2RS 692ZZ MR62 MR62ZZ MR72 MR72-2RS MR72ZZ 602 602-2RS 602ZZ 682X 682XZZ 692X 692X-2RS 692XZZ MR82X 602X 602XZZ MR63 MR63ZZ 683 683-2RS 683ZZ MR83 MR83ZZ 693 693-2RS 693ZZ MR93 MR93ZZ 603 603ZZ 623 623-2RS 623ZZ 633 633-2RS 633ZZ...2. Miniature bearing in inch designs(d=1.984mm--9.525mm) R09 R0 R0ZZ R1 R1ZZ R1-4 R1-4-2RS R1-4ZZ R1-5 R1-5-2RS R1-5ZZ R133 R133ZZ R144 R144-2RS R144ZZ R2 R2-2RS R2ZZ R2-5 R2-5-2RS R2-5ZZ R2-6 R2-6-2RS R2-6ZZ R2A R2AZZ R155 R155ZZ R156 R156-2RS R156ZZ R166 R166-2RS R166ZZ R3 R3-2RS R3ZZ R3A-2RS R3AZZ R168 R168-2RS R168ZZ R4 R4-2RS R4ZZ R4A R4A-2RS R4AZZ R1810 R1810-2RS R1810ZZ R6 R6-2RS R6ZZ...1'miniature flanged bearings in metric desings(d=1mm--12mm) F681 F691 MF41X F681X F681XZZ F691X F691XZZ F601X F601XZZ F682 F682ZZ MF52 MF52ZZ F692 F692-2RS F692ZZ MF62 MF62ZZ MF72 MF72-2RS MF72ZZ F602 F602ZZ F682X F682XZZ F692X F692X-2RS F692XZZ MF82X F602X F602X-2RS F602XZZ MF63 MF63ZZ F683 F683-2RS F683ZZ MF83 MF83ZZ F693 F693-2RS F693ZZ MF93 MF93ZZ F603 F603ZZ F623 F623-2RS F623ZZ MF74 MF74ZZ...2'miniature flanged bearings in inch desings(d=1.984--9.525) FR0 FR0ZZ FR1 FR1ZZ FR1-4 FR1-4-2RS FR1-4ZZ FR1-5 FR1-5-2RS FR1-5ZZ FR133 FR133ZZ FR144 FR144-2RS FR144ZZ FR2 FR2-2RS FR2ZZ FR2-5 FR2-5-2RS FR2-5ZZ FR2-6 FR2-6-2RS FR2-6ZZ FR155 FR155ZZ FR156 FR156-2RS R156ZZ R166 R166-2RS R166ZZ FR3 FR3-2RS FR3ZZ FR168 FR168-2RS FR168ZZ FR4 FR4-2RS FR4ZZ R4A R4A-2RS R4AZZ FR1810 FR1810-2RS FR1810ZZ FR6 FR6-2RS FR6ZZ... OEM :We can also make non-standard bearings according to your samples and drafts. Application: home appliances,low noise and high speed electric motors; automotive components, pumps,machinery.Miniature Ball BearingApplications of Miniature Ball Bearings1. Electronics Industry1.1 Mobile Devices1.2 Laptop Computers2. Watches and Clocks2.1 Mechanical Watches3. Medical Equipment3.1 Dental Handpieces3.2 Infusion Pumps4. Toys and Models4.1 RC (Remote Control) Toys4.2 Model Trains5.Home appliances6.Sports equipmentProduct DescriptionHigh Surface Finish in Miniature Ball Bearings1. Reduced FrictionA high surface finish in miniature ball bearings significantly reduces friction between the balls and the raceways. 2. Enhanced Wear ResistanceThe smooth surface of a miniature ball bearing with high (surface finish) helps to distribute the load more evenly across the contact area between the balls and the raceways. 3. Lower Noise and VibrationA superior surface finish contributes to quieter and smoother operation of the miniature ball bearing.4. Improved Lubrication PerformanceThe smooth surface of a miniature ball bearing with good surface finish provides an ideal condition for lubricant to function effectively. 5. Higher PrecisionHigh surface finish is closely related to the precision of miniature ball bearings. Roundness Detection of Miniature Ball Bearings1. Importance of Roundness DetectionThe roundness of miniature ball bearings is a critical factor that significantly influences their performance, lifespan, and reliability. Precise roundness ensures smooth rotation, reduces vibration and noise during operation, and evenly distributes loads across the bearing components. Deviations from perfect roundness can lead to increased friction, premature wear, and even failure of the bearing, affecting the functionality of the entire mechanical system in which it is installed.2. Detection Methods2.1. Using a Roundness Tester2.2. Coordinate Measuring Machine (CMM) Inspection2.3. Optical Measurement Techniques3. Tolerance Standards4. Quality Control and Process ImprovementBenefits of Salt Spray Testing for Miniature Bearings1. Assessing Corrosion ResistanceOne of the primary benefits of salt spray testing for miniature ball bearings is to evaluate their corrosion resistance. 2. Quality AssuranceSalt spray testing serves as an important quality control measure in the production of miniature ball bearings. It allows manufacturers to ensure that their products meet the required standards of corrosion resistance. 3. Product Design and ImprovementThe results of salt spray testing can provide valuable insights for product design and improvement. Based on the test findings, manufacturers can determine if a particular design or material is suitable for a specific application. 4. Meeting Industry Standards and Customer RequirementsMany industries have specific requirements regarding the corrosion resistance of components, including miniature ball bearings. Salt spray testing helps manufacturers ensure that their products meet these industry standards and customer expectations. 5. Predicting Service LifeThe duration that a miniature ball bearing can withstand in a corrosive environment can be estimated through salt spray testing. Inventory Advantages of Over 3,000 Models1. Comprehensive Product RangeOur extensive inventory of over 3,000 models of miniature ball bearings offers an unparalleled product range. 2. Quick Response to Customer DemandsWith such a large inventory, we can provide a rapid response to customer orders. Our well - stocked inventory allows us to dispatch orders promptly, reducing lead times significantly. 3. Cost - Effective SolutionOur inventory serves as a one - stop - shop, providing cost - effective solutions without compromising on quality. 4. Product Availability and ContinuityThe large number of models in our inventory ensures product availability even during periods of high demand or supply chain disruptions.5. Flexibility in Order QuantitiesOur inventory advantage allows for flexibility in order quantities. SpecificationPART NUMBERSEAL TYPEBore diameter(d)Outer diameter(D)Width(B)BALL SIZE(mm)BALL QTYweight(g)603open3931.58860.84603ZZShield3951.58861.13603-2RSRubber seal3951.58861.13623open31041.58871.45623ZZShield31041.58871.65623-2RSRubber seal31041.58871.65633open31352.38173.27633ZZShield31352.38173.43633-2RSRubber seal31352.38173.43MR74open472180.23MR74ZZShield472.5180.33MR74-2RSRubber seal472.5180.33MR84open4821.270.39MR84ZZShield4831.270.56MR84-2RSRubber seal4831.270.56684open492.51.58870.65684ZZShield4941.58871684-2RSRubber seal4941.58871MR62ZZShield262.51.260.33PART NUMBERSEAL TYPEBore diameter(d)Outer diameter(D)Width(B)BALL SIZE(mm)BALL QTYweight(g)MR104open41031.58880.96MR104ZZShield41041.58881.33MR104-2RSRubber seal41041.58881.33694open4114271.69694ZZShield4114271.75694-2RSRubber seal4114271.75604open4124272.19604ZZShield4124272.34604-2RSRubber seal4124272.34624open41352.38173.1624ZZShield41352.38173.2624-2RSRubber seal41352.38173.2634open41652.38175.24634ZZShield41652.38175.44634-2RSRubber seal41652.38175.44MR85open582180.25MR85ZZShield582.5180.34MR85-2RSRubber seal582.5180.34Application Fields**Electronics**In the electronics industry, miniature ball bearings are widely used in devices such as hard disk drives (HDDs), where they support the rotation of the disk spindle. Their precision and low friction characteristics ensure smooth and accurate data reading and writing. They are also used in small motors of smartphones, tablets, and cameras, enabling functions like autofocus and image stabilization.**Medical Equipment**Medical instruments, such as dental handpieces and surgical robots, rely on miniature ball bearings for their precise and reliable operation. The high precision of these bearings is essential for minimizing vibration and ensuring accurate movement during delicate medical procedures.Packing & DeliveryPackage & Shippingpackage: 1)Neutral package + carton package 2)Carton package + pallet 3)Wood package + palletDelivery Time: 1-3 days after orderShipping: by air to door address / by sea to sea portCertificationsCompany ProfileZAOZHUANG YIDING BEARING CO.,LTDls specialized in bearings export production selling and after-service. In practice for many years,we established strict quality assurance system. Our products range covers Cylindrical Roller Bearing, Needle Roller Bearing, Tapered RollerBearing, Spherical roller bearing, Deep Groove Ball Bearing, Angular Contact Ball Bearing (single row& double row),Thrust Ball/Roller Bearing, Linear bearing,Plain shaft(Axis) series, Linear guide rail,Rod end bearing, Joint bearing, Stainless Steel Bearings, Ceramic bearings,Plastic bearing, Thinwall bearing, Excavator bearing, Rotor bearing and so on. They are widely used in applications likeAgriculture, Automotive, Steel industry, Pumps & Compressors, Railways, Mining & Construction,Motorcycles, Electric Motors,Printing and Power Tools, etc. We can do OEM products, and do following drawings. We are the agent of world famous brands:NSK NTN KOYO NACHI ASAHI KO THK UBC NMB DPI and so on. Our principle is service and quality Firstl! By ceaselessly improve our quality and, our products win highpraise for our favorable price...FeedbackFAQQ1: What the MOQ of your company?Our MOQ is normally 100pcs, anyway lower MOQ is also acceptable with a litter highercost, the more you purchase the cheaper cost you could get.Q2: Could you accept OEM and customize?Yes,we can customize for you according to sample or drawing.Q3: Could you supply sample for free?Yes,we can supply sample for free,do you mind to buy her a ticket?Q4: Dose your factory have any certificate?Yes we have ISO 9001:2008,IQNET and SGS. If you want other like CE ,we can do for you.Q5: IS you company factory or Trade Company?We have our own factory ;our type is factory +trade.Q6: Could you tell me the material of your bearing?We have chrome steel, and stainless steel,ceramic and plastic material.Q7: Could you offer door to door service?Yes,by express(DHL,FEDEX,TNT,EMS,4-10 days to your city.)Q8: Could you tell me the payment term of your company can accept?T/T.Western Union,PayPalQ9: Could you tell me the delivery time of your doors?If stock,in 7days or base on your order quantityQ10:Can you give me some discount?Yes, you can, contact me immediately to get more discounts.
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