S688-2RS Stainless Steel Bearings for Long Plate Wheel Hubs

• Customization: Available
• Material: Bearing Steel
• Load Direction: Radial Bearing
• Model NO.: S688-2RS
• Application: Automotive,Household Appliance
• Seals Type: Zz 2RS
• Lubrication: Grease
• Outer Dimension: Small Size
• Precision Rating: Po P2 P4 P5 P6
• Transport Package: Plastic Pipe
• Specification: 15*32*9
• Trademark: HLGS
• Origin: China
• HS Code: 848210
• Production Capacity: 500000PCS a Month
• Package Size: 20.00cm * 5.00cm * 10.00cm
• Package Gross Weight: 5.000kg

Product Description

Specification

Applications

1. Motors and Household Appliances
Applications: Electric motors, generators, fans, air conditioner compressors, washing machines, vacuum cleaners, etc.
Function: Supports the rotor, reduces friction, improves energy efficiency, and ensures smooth operation.

2. Automotive Industry
Applications: Wheel hubs, gearboxes, generators, water pumps, clutches, steering systems, etc.
Function: Withstands radial and axial loads to ensure stable operation of vehicle transmission systems.

3. Industrial Machinery
Applications: Pumps, gearboxes, conveyor belts, textile machinery, packaging machinery, food processing equipment, etc.
Function: Provides high-speed, low-friction rotational support to meet various operational demands.

4. Power Tools
Applications: Electric drills, angle grinders, cutting machines, electric screwdrivers, etc.
Function: Enhances tool speed and durability while reducing wear.

5. Office and IT Equipment
Applications: Printers, scanners, hard disk drives, optical drives, etc.
Function: Ensures smooth operation of precision components and reduces noise.

6. Agricultural Machinery
Applications: Tractors, harvesters, irrigation equipment, etc.
Function: Withstands impact loads and adapts to harsh working environments.

7. Medical Equipment
Applications: Centrifuges, dental drills, medical imaging devices, etc.
Function: Delivers high-precision, low-noise rotational motion.

8. Fitness Equipment
Applications: Treadmills, exercise bikes, fitness machines, etc.
Function: Reduces friction and improves the flexibility and lifespan of moving parts.

About Deep Groove Ball Cearing

Bore Diameter (d)				Bore Tolerance (ΔDmp)		Width Tolerance (ΔBs)
mm		inch
over	incl.	over	incl.	high	low	high	low
0.6	2.5	0.0236	0.0984	0	-7	0	-40
2.5	10	0.0984	0.3937	0	-7	0	-120
10	18	0.3937	0.7087	0	-7	0	-120
18	30	0.7087	1.1811	0	-8	0	-120
30	50	1.1811	1.9685	0	-10	0	-120
50	80	1.9685	3.1496	0	-12	0	-150
80	120	3.1496	4.7244	0	-15	0	-200
120	180	4.7244	7.0866	0	-18	0	-250
180	250	7.0866	9.8425	0	-22	0	-300
250	315	9.8425	12.4016	0	-25	0	-350
315	400	12.4016	15.748	0	-30	0	-400

company profile

Ningbo Zhenhai Hualei Bearing Co ., Ltd was established in 2001, is a professional manufacturer of miniature deep groove ball bearings . We provide a series of deep groove ball bearings with different models . We have registered trademark " HLGS ", and our products have been widely used in a majority of areas , such as food machinery , household appliances , automotive electromechanical , electric tools , mechanical transmission devices , and motors .
 We are always in line with the business philosophy of " sincere trust and efficient service ". After a decade of accumulation , we have established a good reputation within our customers . All products are strictly tested by advanced equipment , and our company strictly follows ISO9001and ISO / TS 16949 management system . In 2016, we established a subsidiary , Ningbo Hotex Mechanical & Electrical Technology Co ., Ltd , as Import & Export Department . We expect having sincere cooperation with friends from homeland and aboard .

Certificate

International friends visited our factory

Dear international friends, A warm welcome to our factory! Your visit brings new energy and excitement to our dynamic production base, while also granting us the precious opportunity to transcend geographical and cultural boundaries as we share achievements and experiences in industrial development. We have been eagerly anticipating your arrival and have prepared thoroughly to ensure your visit is both comfortable and enriching.

Shanghai International Bearing Exhibition

Q: What's the lead time for orders?
A: Standard models ship in 15–30 days; customized units require 30–45 days.

Q: Do you provide after-sales service overseas?
A: Yes, we have partnered service centers in key regions.

Q: Can I request a customized bucket size?
A: Absolutely! 

Q: What documents do you provide for export?
A: Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).

Q: How do I place an order?
A: Contact us via email/phone for a quote, then confirm with a PO.