SS 420 627ZZ Stainless Steel Mini Ball Bearing
Stainless steel bearing 627ZZ, with ZZ metal shields, also accept 2RS, which is rubber seals both sides. Strong corrosion resistance, high hardness, and low friction, ensuring long durability. It’s widely used in small motors, toys, medical devices, and precision instruments, ideal for environments needing reliability and rust prevention.
- Product Introduction
Basic Parameters
| Item | Specification |
|---|---|
| Bearing Model | SS627 ZZ / SS627 2RS |
| 600Inner Diameter (d) | 7 mm |
| Outer Diameter (D) | 22 mm |
| Width (B) | 7 mm |
| Weight | 0.0115 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 | SS6005 ZZ / SS6005 2RS |
| Operating Temp | -30℃ ~ +120℃ |
| Lubrication | Food Grade Grease (Standard) |
| Clearance | C0-Medium/C3-Loose/C2 |
Material Selection HAXB SS627 ZZ / SS627 2RS is available in multiple stainless steel grades:
- **420 (Standard)**: High hardness, good wear resistance, basic corrosion resistance, cost-effective.
- **304**: Good corrosion & rust resistance, versatile, for moist environments.
- **316**: Best corrosion resistance, suitable for seawater, chemical, harsh conditions.
- **440**: High hardness, superior wear resistance, better rustproof than 420.
Application & Info
| Application Fields | Typical Equipment |
| Office & home appliances | Fans, printers, copiers, shredders, juicers, small motors. |
| Electric tools | Small electric drills, grinders, hand tools. |
| Medical equipment | Small instruments, dental tools, health devices. |
| Fitness & sports equipment | Massage guns, small gym equipment. |
| Electronics & toys | Precision toys, hobby models, small power tools. |
Recommended fit tolerance:
Bore (inner ring): k5 (tight fit with shaft)
Outer diameter (outer ring): H7 (transition/light press fit with housing)
Shaft tolerance: k5
Housing tolerance: H7
Avoid hitting the outer/inner ring directly. Use uniform pressure, keep clean and lubricated. Ensure no distortion during installation. Check smooth rotation after mounting.
Product Images
Why Choose HAXB for SS627 ZZ / SS627 2RS?
HAXB SS627 ZZ and 2RS bearings deliver stable performance, reliable quality, and cost efficiency. Made of premium stainless steel, they resist corrosion, run smoothly with low noise, and fit precision equipment perfectly. Strict quality control ensures long service life and consistent rotation.
Paragraph 1:
HAXB SS627 series uses high‑grade stainless steel for strong corrosion resistance, durability, and stability. The ZZ metal shield suits high‑speed running, while the 2RS rubber seal offers excellent dust and moisture protection, keeping lubrication intact and extending service life.
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HAXB ensures tight dimensional accuracy and low vibration, ideal for small motors, medical tools, electronics, and household appliances. Stable performance reduces failure rates and maintenance costs, bringing better reliability to your equipment.
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As a professional manufacturer, HAXB provides stable mass production, on‑time delivery, and competitive pricing. Flexible customization and full‑process quality control make HAXB the trusted choice for reliable, cost‑effective SS627 bearings.
Application:
SS627 bearings are widely used in small electric tools such as electric drills, grinders, and various handheld power tools. They feature high-speed stability, strong anti-impact performance, and good resistance to dust and high temperature. With reliable rotation and low noise, they effectively improve tool working efficiency and service life, making them ideal for heavy-duty daily use.
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