Stainless Steel Ball Bearing SS628ZZ SS628-2RS
SS628ZZ and SS628-2RS are stainless steel ball bearings, boasting excellent corrosion resistance, high hardness, and low friction for long service life. ZZ has metal shields to block dust/debris; 2RS uses rubber seals for extra mild liquid protection. They’re widely applied in small motors, home appliances, and medical devices, fitting compact, light-load scenarios needing reliability.
- Product Introduction
Basic Parameters
| Item | Specification |
|---|---|
| Bearing Model | SS628 ZZ / SS6005 2RS |
| 600Inner Diameter (d) | 8 mm |
| Outer Diameter (D) | 24 mm |
| Width (B) | 8 mm |
| Weight | 0.0168 KG |
| Bearing Type | Deep Groove Ball Bearing |
| MOQ (Minimum Order Quantity) | 500 pcs |
| HS Code | 84821020 |
| Sample Service | Available |
| Number of rows | Single row |
| Rolling Element | Ball Bearing |
Reference Drawing
Technical Specs
| Item | Specification |
|---|---|
| Material |
420 Stainless Steel (Standard) Optional: 304 / 316 / 440 Stainless Steel |
| Precision Class | ISO P0 | ISO P6 | ISO P5 |
| Seal Type | SS628 ZZ / SS628 2RS |
| Operating Temp | -30℃ ~ +120℃ |
| Lubrication | Food Grade Grease (Standard) |
| Clearance | C0-Medium/C3-Loose/C2 |
Material Selection HAXB SS628 ZZ / SS628 2RS is available in multiple stainless steel grades:
- **420 (Standard)**: Good hardness and wear resistance, cost-efficient for medium-load applications.
- **304**: Excellent corrosion resistance, non-magnetic, cost-effective, ideal for general wet and hygienic environments.
- **316**: Superior corrosion resistance especially against salt and chemicals, perfect for marine & harsh conditions.
- **440**: Ultra-high hardness, top-level wear resistance, suitable for high-speed and heavy-duty equipment.
Application & Info
| Application Fields | Typical Equipment |
| Office & home appliances | fans, printers, power tools, hair dryers |
| Medical devices | dental handpieces, health care equipment |
| Electronics & toys | motors, robots, RC models, hobby products |
| Food & beverage equipment | small pumps, conveyors |
| Marine & hardware | marine hardware, fitness equipment |
Recommended Fits & Tolerances for Stainless Steel Ball Bearing SS628ZZ SS628-2RS
Bore (inner ring): H7
Outer diameter (outer ring): H7
Shaft fit: g6 / h6
Housing fit: H7 / H8
General suggestions:
Precision / quiet: h6 shaft + H7 housing
Easy assembly: g6 shaft + H8 housing
Product Images
Why Choose HAXB for SS628 ZZ / SS628 2RS?
HAXB SS628 ZZ & 2RS bearings are built with premium stainless steel for excellent corrosion resistance, high hardness and long service life. With precision machining, ZZ shields ensure high speed and low noise, while 2RS seals effectively block dust and moisture. Backed by our professional factory, we offer stable quality, strict tolerance control and reliable delivery, making them ideal for motors, home appliances, medical and food equipment.
Paragraph 1:
HAXB SS628 bearings use high-grade stainless steel (304/316/420/440). They deliver strong corrosion resistance, high hardness, and long service life. Stable performance in wet, dusty or harsh environments reduces downtime and maintenance.
Paragraph 2:
ZZ shields enable low friction and high speed; 2RS seals block dust, water and grease leakage. Precision machining ensures quiet rotation, tight tolerance and smooth running. Ideal for motors, home appliances, power tools and precision equipment.
Paragraph 3:
As a professional manufacturer, HAXB provides stable quality, consistent dimensions and flexible MOQ. Full models in stock for fast delivery. Trusted for automotive, electronics, medical and food machinery applications worldwide.
Application:
HAXB SS628 bearings are widely used in household and office equipment such as fans, printers, power tools, and hair dryers. They ensure stable, low‑noise rotation in daily long‑time running, resist dust and lint, and maintain smooth performance in frequent start‑stop scenarios. Their reliable operation greatly improves efficiency, safety, and service life for both home and office environments.
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