Si...Tk Series 5-30mm Factory Wholesales Hollow Thread Ball Joint Rod End Bearing
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Product Highlights
- Self-Lubricating Design: Features self-lubricating spherical plain bearings for low maintenance and long life.
- Wide Application Range: Suitable for hydraulic cylinders, forging machines, construction machinery, and auto shock absorbers.
- OEM & Customization: Accepts OEM services and customized logos/drawings with full copyright protection for clients.
- High Precision Quality: Manufactured with advanced CNC lines to ensure low noise, low vibration, and high precision.
- Fast Delivery: Factory covers 10,000 sqm with quick delivery capabilities, typically within 15 workdays.
- Durable Materials: Outer shell made of carbon steel with inner ball of bearing steel for robust performance.
- Variety of Models: Available in SI...TK, GE...E, and other series with thicknesses from 5-30mm.
- Secure Payment Options: Supports T/T, PayPal, Western Union, L/C, and Trade Assurance for buyer protection.
Product Attributes
- Rolling Element
- Single Row
- Structure
- Rod End
- Material
- Bearing Steel
- Model NO.
- SI...TK series 5-30mm
- Load Direction
- Radial Spherical Plain Bearing
- Add Lubricant
- Self-lubricating
- Outer Structure
- Whole Outer Ring
- Rod End
- General
- Thickness
- 5-30mm
- Model
- GE
- Application
- Engineering Hydraulic Cylinder, Forging Machine, Construction Machinery, Automation Equipment, Automobile Shock Absorber
- Bearing Weight
- 0.20 Kg (0.4 Lb)
- OEM Servie
- Yes
- Model No.
- Si25t/K
- Type
- Rod End Bearing
- Cone Part Number
- Si25t/K
- Design Units
- Imperial
- Cage Type
- Stamped Steel
- Transport Package
- Box+Carton+Pallet
- Specification
- 1.2500*2.3280*0.6600 inch
- Trademark
- KOYO SNR NTN NSK TIMKEN
- Origin
- Sweden
- HS Code
- 84822000
- Production Capacity
- 50000 Pieces/Year
Product Images of Si...Tk Series 5-30mm Factory Wholesales Hollow Thread Ball Joint Rod End Bearing
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Product Description

Factory Wholesales Hollow Thread Ball Joint Rod End Bearing (SI...TK series 5-30mm)
Product Description
- Rod end bearing, also known as a heim joint (N. America) or rose joint (U.K. and elsewhere), is a mechanical articulating joint.
- Such joints are used on the ends of control rods, steering links, tie rods, or anywhere a precision articulating joint is required.
- A ball swivel with an opening through which a bolt or other attaching hardware may pass is pressed into a circular casing with a threaded shaft attached.
- The threaded portion may be either male or female
| Product Name | Factory Wholesales hollow thread ball joint rod end bearing (SI...TK series 5-30mm) |
| Model No. | SI5T/K, SI6T/K, SI8T/K, SI10T/K, SI12T/K, SI14T/K, SI16T/K, SI18T/K, SI20T/K, SI22T/K, SI25T/K, SI28T/K, SI30T/K. |
| Material | Outer Shell: Carbon Steel; Inner Ball: Bearing Steel |
| Thread Type | Female thread/ Internal thread/ Hollow thread; Left-hand / right-hand thread. |
| Surface Treatment | Forging/ Machining; Zinc, brass, chrome, nickel plating. |
| Other Model No. | PHS5, PHS6, PHS8, PHS10, PHS12, PHS14, PHS16, PHS18, PHS20, PHS22, PHS25, PHS28, PHS30. POS5, POS6, POS8, POS10, POS12, POS14, POS16, POS18, POS20, POS22, POS25, POS28, POS30. SI5T/K, SI6T/K, SI8T/K, SI10T/K, SI12T/K, SI14T/K, SI16T/K, SI18T/K, SI20T/K, SI22T/K, SI25T/K, SI28T/K, SI30T/K. SA5T/K, SA6T/K, SA8T/K, SA10T/K, SA12T/K, SA14T/K, SA16T/K, SA18T/K, SA20T/K, SA22T/K, SA25T/K, SA28T/K, SA30T/K. SI5E, SI6E, SI8E, SI10E, SI12E, SI15ES, SI17ES, SI20ES, SI25ES, SI30ES, SI35ES, SI40ES, SI45ES, SI50ES, SI60ES, SI70ES, SI80ES. SA5E, SA6E, SA8E, SA10E, SA12E, SA15ES, SA17ES, SA20ES, SA25ES, SA30ES, SA35ES, SA40ES, SA45ES, SA50ES, SA60ES, SA70ES, SA80ES. |
| Other Material | Outer Shell: Carbon Steel; Inner Ball: Carbon Steel |
| Payment | T/T, Paypal, West Union, L/C |
| Application | Rod end bearing is widely used for engineering hydraulic oil cylinder, Forging machine tools, engineering machinery, automation equipment, car shock absorber, hydraulic machinery and other industries.Self lubricating joints and auxiliary promise used in water conservancy, professional machinery and other industries. |
| OEM & ODM | We are professional bearing manufacturer. OEM & Customized Service are both accepted to our R&D department. If you need please show us with your drawing while inquiry. Thank you |
Detailed Specification:
| Spherical Plain Bearings of GE...E, GE...ES, GE...ES-2RS series | ||||||||||||
| Bearing No. | Dimensions(mm) | Load Ratings | Weight | |||||||||
| d | D | B | C | dk | rs min | r1s min | α | Dynamic | Static | |||
| (KN) | (KN) | (Kg) | ||||||||||
| GE4E | 4 | 12 | 5 | 3 | 8 | 0.3 | 0.3 | 16 | 2 | 10 | 0.003 | |
| GE5E | 5 | 14 | 6 | 4 | 10 | 0.3 | 0.3 | 13 | 3.4 | 17 | 0.005 | |
| GE6E | 6 | 14 | 6 | 4 | 10 | 0.3 | 0.3 | 13 | 3.4 | 17 | 0.004 | |
| GE8E | 8 | 16 | 8 | 5 | 13 | 0.3 | 0.3 | 15 | 5.5 | 27 | 0.008 | |
| GE10E | 10 | 19 | 9 | 6 | 16 | 0.3 | 0.3 | 12 | 8.1 | 40 | 0.011 | |
| GE12E | 12 | 22 | 10 | 7 | 18 | 0.3 | 0.3 | 10 | 10 | 53 | 0.015 | |
| GE15ES | GE15ES-2RS | 15 | 26 | 12 | 9 | 22 | 0.3 | 0.3 | 8 | 16 | 84 | 0.027 |
| GE17ES | GE17ES-2RS | 17 | 30 | 14 | 10 | 25 | 0.3 | 0.3 | 10 | 21 | 106 | 0.041 |
| GE20ES | GE20ES-2RS | 20 | 35 | 16 | 12 | 29 | 0.3 | 0.3 | 9 | 30 | 146 | 0.066 |
| GE25ES | GE25ES-2RS | 25 | 42 | 20 | 16 | 35.5 | 0.6 | 0.6 | 7 | 48 | 240 | 0.119 |
| GE30ES | GE30ES-2RS | 30 | 47 | 22 | 18 | 40.7 | 0.6 | 0.6 | 6 | 62 | 310 | 0.153 |
| GE35ES | GE35ES-2RS | 35 | 55 | 25 | 20 | 47 | 0.6 | 1 | 6 | 79 | 399 | 0.233 |
| GE40ES | GE40ES-2RS | 40 | 62 | 28 | 22 | 53 | 0.6 | 1 | 7 | 99 | 495 | 0.306 |
| GE45ES | GE45ES-2RS | 45 | 68 | 32 | 25 | 60 | 0.6 | 1 | 7 | 127 | 637 | 0.427 |
| GE50ES | GE50ES-2RS | 50 | 75 | 35 | 28 | 66 | 0.6 | 1 | 6 | 156 | 780 | 0.546 |
| GE60ES | GE60ES-2RS | 60 | 90 | 44 | 36 | 80 | 1 | 1 | 6 | 245 | 1220 | 1.04 |
| GE70ES | GE70ES-2RS | 70 | 105 | 49 | 40 | 92 | 1 | 1 | 6 | 313 | 1560 | 1.55 |
| GE80ES | GE80ES-2RS | 80 | 120 | 55 | 45 | 105 | 1 | 1 | 6 | 400 | 2000 | 2.31 |
| GE90ES | GE90ES-2RS | 90 | 130 | 60 | 50 | 115 | 1 | 1 | 5 | 488 | 2440 | 2.75 |
| GE100ES | GE100ES-2RS | 100 | 150 | 70 | 55 | 130 | 1 | 1 | 7 | 607 | 3030 | 4.45 |
| GE110ES | GE110ES-2RS | 110 | 160 | 70 | 55 | 140 | 1 | 1 | 6 | 654 | 3270 | 4.82 |
| GE120ES | GE120ES-2RS | 120 | 180 | 85 | 70 | 160 | 1 | 1 | 6 | 950 | 4750 | 8.05 |
| GE140ES | GE140ES-2RS | 140 | 210 | 90 | 70 | 180 | 1 | 1 | 7 | 1070 | 5350 | 11.02 |
| GE160ES | GE160ES-2RS | 160 | 230 | 105 | 80 | 200 | 1 | 1 | 8 | 1360 | 6800 | 14.01 |
| GE180ES | GE180ES-2RS | 180 | 260 | 105 | 80 | 225 | 1.1 | 1.1 | 6 | 1530 | 7650 | 18.65 |
| GE200ES | GE200ES-2RS | 200 | 290 | 130 | 100 | 250 | 1.1 | 1.1 | 7 | 2120 | 10600 | 28.03 |
Our Company






As a comprehensive industrial enterprise that integrates R & D and sales services, with over 20 years' experience, especially the guaranteed supplier of China Manufacturing Network, our factory covers an area of 10,000 square meters, which enables very quick delivery.
Owning the most advanced CNC automatic production line, automatic assembly line, and a varied of testing equipment, our bearings mainly cover NSK, NTN, KOYO, TIMKEN, NACHI, THK etc., which meets all low noise, low vibration, low friction, high precision, high sealed, high turning speed and long life requests.
Exhibition:

FAQ
SAMPLES
1.Samples quantity: 1-10 pcs are available.
2.Free samples: It depends on the model NO., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3.It's better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1.MOQ: 10 pcs mix different standard bearings.
2.MOQ: 5000 pcs customized your brand bearings.
OEM POLICY
1.We can printing your brand (logo,artwork)on the shield or laser engraving your brand on the shield.
2.We can custom your packaging according to your design
3.All copyright own by clients and we promised don't disclose any info.
SUPPORT
Please visit our 1Sagain bearings website, we strongly encourage that you can communicate with us through email, thanks!
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR2451537". Items marked "" are certified.
Company Profile
Qingdao Flow Group Co., Ltd. Is located in Qingdao City, Shandong Province, China, with the good location and convenient transportation. The factory, founded in 2009, is a professional manufacturer of bearings, collecting together production and processing, domestic and foreign trade. Our workshop covers an area of over 1000 square meters, and there are more than 50 employees, including an outstanding team which consists of experts, composed of senior engineers and high-quality staff.
We own six production lines in factory now, including end grinding machine, grinding cylindrical grinder, bearing together sets machines, the bearing assembly machine, capping & greasing machine, balls selection machine, automatic greasing machine and other bearing Automation equipment.
The company specializes in the production and export of all kinds of bearings: Single row deep groove ball bearings, spherical bearings, tapered roller bearings, more than 30 series bearings, bore size from 12 to 140mm, including metric and inch bearings. The customized bearings is also acceptable and the production will be according to your requirements and samples.
All bearings in our factory adopt international quality standards. The complete equipment, strict quality control, advanced Japanese technology and quality service provide a guarantee to supply the high-quality bearings for our customers.
Domestic sales and service network has covered 15 major cities in China, meanwhile our bearing has sold more than 60 overseas countries and regions, including Japan, Korea, Italy, Iran, Sweden, France, the United States, Singapore Thailand, India, Pakistan and Russia, the world's other countries and regions through ourselves and our cooperators.
Our bearings have been widely used in agriculture, textiles, mining, printing and packaging industries, in addition to applications in airports, air conditioning systems, conveyors and ship also applied.
We insist on the principle "quality and cheap, first-class service, good faith and common development", and look forward to the cooperate from the domestic and foreign customers.
If you are interested in any of our bearings or have an intention to order, please feel free to contact us.
About Our Factory & Business Background
- Address
- International Business Building, No. 196 Zhengyang Middle Road, Chengyang District, Qingdao, Shandong, China
- Terms of Payment
- LC, T/T, PayPal, Western Union, Small-amount payment, Money Gram
- International Commercial Terms(Incoterms)
- FOB, CFR, CIF, EXW
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays - Nearest Port
- Qingdao, Shanghai, Guangzhou
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2009-07-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What is the minimum order quantity (MOQ)?
- The MOQ is 10 pcs for mixed standard bearings and 5000 pcs for customized brand bearings.
- Do you provide free samples?
- Sample availability depends on model, material, and quantity. Some samples require the client to pay for samples and shipping costs.
- Can you customize the product with my logo or design?
- Yes, we accept customized logos and drawings. We can print your brand on the shield or laser engrave it, and customize packaging according to your design.
- What are the lead times for production?
- The average lead time is within 15 workdays for both peak and off-season periods.
- What payment methods do you accept?
- We accept T/T, PayPal, Western Union, L/C, Small-amount payment, and Money Gram.
- What is the warranty or support policy?
- We encourage communication via email and our website. Specific warranty details are not listed, but we offer professional support for our bearings.
- What materials are used for the rod end bearing?
- The outer shell is made of carbon steel, and the inner ball is made of bearing steel.
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