Inch Size Deep Groove Ball Bearings R3/R4/R6/R8/R10/R12/R14/R16/R18/R20/R22/R24
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Product Highlights
- Customizable Noise Levels: Available in Z1, Z2, Z3, and Z4 noise levels to meet specific application needs.
- Multiple Cage Materials: Options include Steel, Brass, and Nylon cages for diverse operational requirements.
- Wide Clearance Range: Offered in C2, C3, C4, and C5 clearances for various fitting and operating conditions.
- OEM Branding Support: Custom logo and brand printing available on packaging and products.
- High Hardness Material: Hardness reaches 59-63 HRC ensuring durability and long service life.
- Diverse Material Options: Available in Steel, Carbon Steel, Stainless Steel, and Ceramic materials.
- Extensive Size Range: Inch sizes from R3 to R24 with precise dimensions for various machinery.
- Rigorous Quality Testing: Strict inspection on dimensional accuracy, vibration, and surface quality.
Product Attributes
- Customization
- Available
- Noise Level
- Z1, Z2, Z3, Z4
- Cage
- Steel, Brass, Nylon
- Model NO.
- R2 R2a R3 R4R4a R6 R8 R10 R12 R14R16 R18 R20 R22 R
- Clearance
- C2, C3, C4, C5
- Vibration Level
- V1, V2, V3, V4
- Hardness
- 59-63 HRC
- Number of Row
- Single-Row
- Materical Chrome
- Steel Carbon Steel Stainless Steel Ceramic
- OEM
- Yes
- MOQ
- 1000PCS
- Application
- Ceiling Fan, Household Range, etc
- Transport Package
- as Customer's Request
- Specification
- Inch Size R Serie
- Trademark
- JPG or OEM or neutral marking or no marking
- Origin
- Jiangsu Nanjing
- HS Code
- 84822000
- Production Capacity
- 500, 0000/Month
- Package Size
- 20.00cm * 20.00cm * 15.00cm
- Package Gross Weight
- 1.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Inch Size Deep Groove Ball Bearings R3/R4/R6/R8/R10/R12/R14/R16/R18/R20/R22/R24
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Product Description
Product details
| Basic | Nominal Bearing Dimensions | Preferred Shoulder Diameters | ||||||||||||
| Bearing | d | D | B | r (min) | Shaft | Housing | ||||||||
| No. | Open | Shielded sealed | ||||||||||||
| mm | inch | mm | inch | inch | mm | inch | mm | mm | inch | mm | inch | mm | inch | |
| R3 | 4.763 | 0.1875 | 12.7 | 0.5 | 3.97 | 0.1562 | 4.98 | 0.196 | 0.15 | 0.006 | 6.35 | 0.25 | 11.125 | 0.438 |
| R3A | 4.763 | 0.1875 | 12.7 | 0.5 | 4.98 | 0.196 | 4.98 | 0.196 | 0.15 | 0.006 | 6.35 | 0.25 | 11.125 | 0.438 |
| R4 | 6.35 | 0.25 | 15.875 | 0.625 | 4.98 | 0.196 | 4.98 | 0.196 | 0.2 | 0.008 | 7.95 | 0.313 | 14.3 | 0.563 |
| R4A | 6.35 | 0.25 | 19.05 | 0.75 | 5.56 | 0.2188 | 7.14 | 0.2812 | 0.3 | 0.012 | 8.738 | 0.344 | 16.662 | 0.656 |
| R6 | 9.525 | 0.375 | 22.225 | 0.875 | 5.56 | 0.2188 | 7.14 | 0.2812 | 0.3 | 0.012 | 11.913 | 0.469 | 19.837 | 0.781 |
| R8 | 12.7 | 0.5 | 28.575 | 1.125 | 6.35 | 0.25 | 7.94 | 0.3125 | 0.3 | 0.012 | 15.088 | 0.594 | 26.187 | 1.031 |
| R8-7 | 11.113 | 0.4375 | 28.575 | 1.125 | 6.35 | 0.25 | ... | ... | 0.3 | 0.012 | ... | ... | ... | ... |
| R10 | 15.875 | 0.625 | 34.925 | 1.375 | 7.14 | 0.2812 | 8.73 | 0.3438 | 0.6 | 0.024 | 19.05 | 0.75 | 31.75 | 1.25 |
| R12 | 19.05 | 0.75 | 41.275 | 1.625 | 7.94 | 0.3125 | 11.11 | 0.4375 | 0.6 | 0.024 | 23.012 | 0.906 | 37.313 | 1.469 |
| R14 | 22.225 | 0.875 | 47.625 | 1.875 | 9.525 | 0.375 | 12.7 | 0.5 | 0.79 | 0.031 | 26.187 | 1.031 | 43.663 | 1.719 |
| R16 | 25.4 | 1 | 50.8 | 2 | 9.525 | 0.375 | 12.7 | 0.5 | 0.79 | 0.031 | 29.362 | 1.156 | 46.838 | 1.844 |
| R18 | 28.575 | 1.125 | 53.975 | 2.125 | 9.525 | 0.375 | 12.7 | 0.5 | 0.79 | 0.031 | 32.537 | 1.281 | 50.013 | 1.969 |
| R20 | 31.75 | 1.25 | 57.15 | 2.25 | 9.525 | 0.375 | 12.7 | 0.5 | 0.79 | 0.031 | 35.712 | 1.406 | 53.188 | 2.094 |
| R22 | 34.925 | 1.375 | 63.5 | 2.5 | 11.113 | 0.4375 | 14.288 | 0.5625 | 0.79 | 0.031 | 38.887 | 1.531 | 59.538 | 2.344 |
| R24 | 38.1 | 1.5 | 66.675 | 2.625 | 11.113 | 0.4375 | ... | ... | 0.79 | 0.031 | 42.062 | 1.656 | 62.713 | 2.469 |
| ☆We reserve the right to change specifications and other information included in this catalogue without notice. | ||||||||||||||
Test Report
| Test report |
||||||||||||||||
| Bearing part# | 6809ZZ | dimensions | 45*58*7 | QTY to be shipped |
52000 pcs | |||||||||||
| / Batch # / Purchase order # |
Test standard |
Sample size |
10 pcs | |||||||||||||
| Test items | spec |
(um) actual value | ||||||||||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | |||||||
| dimensional accuracy | 45MM | max. | 0 | -3 | -4 | -3 | -2 | -3 | -5 | -4 | -3 | -3 | -2 | |||
| △dmp | min. |
-10 | -8 | -6 | -7 | -5 | -6 | -8 | -7 | -7 | -8 | -6 | ||||
| Vdp | ≤13 | 5 | 2 | 4 | 3 | 3 | 3 | 3 | 4 | 5 | 4 | |||||
| Vdmp | ≤8 | 2 | 3 | 3 | 2 | 3 | 2 | 2 | 3 | 3 | 2 | |||||
| 58MM | max. |
0 | -1 | -2 | -3 | -1 | -1 | -2 | -2 | -1 | -1 | -2 | ||||
| major items | △Dmp | min. |
-11 | -10 | -9 | -11 | -10 | -9 | -9 | -10 | -8 | -9 | -10 | |||
| VDP | ≤16 | 9 | 7 | 8 | 9 | 8 | 7 | 8 | 7 | 8 | 8 | |||||
| All Items | VDmp | ≤8 | 3 | 4 | 3 | 4 | 4 | 4 | 3 | 3 | 4 | 4 | ||||
| 1. crack 2. missing or wrong components 3. surface quality |
OK | OK | OK | OK | OK | OK | OK | OK | OK | OK | OK | |||||
| OK | OK | OK | OK | OK | OK | OK | OK | OK | OK | OK | ||||||
| 6--23 | 16 | 17 | 15 | 18 | 12 | 15 | 14 | 13 | 15 | 16 | ||||||
| △Bs | upper tolerance | 0 | ||||||||||||||
| lower tolerance | -120 | |||||||||||||||
| VBs | ≤20 | |||||||||||||||
| △Cs | upper tolerance | 0 | ||||||||||||||
| lower tolerance | -120 | |||||||||||||||
| VCs | ≤20 | |||||||||||||||
| Free spin | OK | OK | OK | OK | OK | OK | OK | OK | OK | OK | OK | |||||
| minor items | inner ring | 1. black skin 2. marking 3. corrosion 4. defect 5. gashmark 6. rivet staking quality |
OK | OK | OK | OK | OK | OK | OK | OK | OK | OK | OK | |||
| outer ring | OK | OK | OK | OK | OK | OK | OK | OK | OK | OK | OK | |||||
| rolling element |
OK | OK | OK | OK | OK | OK | OK | OK | OK | OK | OK | |||||
| retainer | OK | OK | OK | OK | OK | OK | OK | OK | OK | OK | OK | |||||
| Inspected by: | Inspection Date:2020/4/2 | |||||||||||||||
Drawing
Application :
ceiling fan, household range, etc
Bearing for Gear Reducer
Bearing for Fitness Equipment
Bearings for Surveillance
Bearing for Mainipulator
Bearing for floor sweeper
Nanjing JPG bearing & Equipment co ltd
Excellent Manufacturer of
Deep Groove Ball Beairngs
*The domentic Leading numerical control production equipment ensures the accuracy consisitency and stability of the products .
*Advanced production equipment and high quality tecnician team ensure the quality of bearing products .
*Advanced automation equipment ensure the quality of products while taking into account the production efficiency .
Leading Equipment 
JPG Bearingis a comprehensive manufacture and service providers with world's leading bearing manufacture process and management technique in china. We are selling all kinds of ball and roller bearings products with international standard and technology level of low noise, high load and long life. Welcome to inquiry!
1.Taper roller bearing
2.Deep groove ball bearing
3.cylindrical roller bearing
3.spherical roller bearing
4.linear bearing
5.pillow block bearing
6 OEM all knid of famous brand
7. Non-standard bearing

Rigorous Testing
Perfect precision testing equipment ,fullly meet the requirements of bearing R&D and manufacturing .Strict and rigourour quality inspectors strictly abide by product quality standards and strictly control the whole process of products from test to prodution.
High -ending tessing equipment ,professional operation technicians and rigorous procrssing procedures an the guarantee of quality
with the unremitting purcuit of perfec products ,the company has established the industry's top testing laboratory ,sound quality control rules,and a well -trained professional testing team.Every process from raw materials of finished products is sticklty tested to ensure high quality products. Delivere to the customer .

Packaging:
1. Neutral Package: Plastic Bag + Carton + Pallet;
2. Commercial Package: Plastic Bag + Box + Carton + Pallet;
3. As the clients' requirement.
Delivery:
1. Less than 1000 pcs , we will send by express. ( Door to Door, Convenient ),
or by air transport. ( Fastest and safest, but expensive )
2. More than 1000pcs , we will send by sea. ( Cheapest, safe )
FAQ
1. Can I get some samples?
A: Yes, sample is available for quality check and market test.
2. Can we do our logo or brand on the package?
A: Yes, we can do OEM.
3. What's the delivery time?
A: It usually takes about 10-25 working days for production based on specifications for your order and quantity.
4. What's your payment terms?
A: We usually accept T/T or L/C at sight as the main payment
terms, an d other payment can also be negotiated.
5. What's your warranty terms?A: We offer different warranty time for different components,
please contact us for details
Payment:
2. Between 1000-10000pcs, TT, Western Union, MoneyGram.
3. More than 10000pcs , TT, L/C ,Western Union, MoneyGram.
Dealing Process:
Send us inqry---------Quotation-----------Confirmation for all information----------Proforma Invoice-------------Payment-----------Shipping goods and documents.
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR214924". Items marked "" are certified.
Company Profile
NANJING JPG BEARING & Quipment co. Ltd. was founded in 2000 which is Is an emerging bearing manufacturer and seller in China.
Many kinds of bearings which include Taper roller bearing Deep groove ball bearings, cylindrical roller bearings and spherical roller bearings and so on.
The company adheres to the philosophy of "doing specialization, fine work, and fineness", cultivating first-class staff quality, serving customers, and through technical innovation, specializing in research and development and production of high-precision p6, p5, p4 grade bearings, to meet the customer's replacement of the original NSK, NTN, EZO and other internationally renowned brands, reduce customer costs, and received praise from customers.
In recent years, the company has been select high-quality steel and strictly controlling the quality of raw materials. At the same time, constantly update and add automated production equipment, which not only improves production efficiency, but also improves product quality and accuracy. Many factories used old brands from other countries before and are now using our products. Because our products are of good quality and reasonable prices.
We are providing OEM services to customers all over the world,
Also we are agent of many world famous brand bearing.
Now JPG bearings limited has serviced customers all over the world. We devote to the business of sale of many world famous bearing.
In order to provide the best possible customer satisfaction, JPG Bearings limited has dedicated itself to quality metrics. It has developed separate customer service cells for providing technical services to our customers, where customers can get help for their technical, operational and maintenance problems.
We look forward to providing you with the best bearing experience and customer satisfaction possible. Help us join you in making your organization globally competitive.
Our products as followings:
Taper roller bearings
Deep groove ball bearings
Pillow block bearings
Spherical roller bearings
Spherical Roller Thrust Bearing
Self-aligning ball bearings
Agricultural bearings
Thrust ball bearings
Cylindrical roller bearings
Angular contact ball bearings
Needle roller bearings
Wheel hub bearings
Conveyor bearing
Linear bearings, Spherical plain bearing
Plummer Block
Automotive Clutch Release Bearing
About Our Factory & Business Background
- Address
- 258 Yuhua West Road, Yuhuatai District, Nanjing, Jiangsu, China
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment, Money Gram, Paypal
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- Shanghai or Ningbo
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2012-10-07
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- Can I get some samples?
- Yes, sample is available for quality check and market test.
- Can we do our logo or brand on the package?
- Yes, we can do OEM.
- What's the delivery time?
- It usually takes about 10-25 working days for production based on specifications for your order and quantity.
- What's your payment terms?
- We usually accept T/T or L/C at sight as the main payment terms, an d other payment can also be negotiated.
- What's your warranty terms?
- We offer different warranty time for different components, please contact us for details
- What are the available noise levels?
- Noise levels are customizable and available in Z1, Z2, Z3, and Z4.
- What materials are used for the cages?
- Cages are available in Steel, Brass, and Nylon.
- What is the minimum order quantity?
- The minimum order quantity is 1000 pieces.
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