Выбор правильного подшипник грифа matters when you need smooth rotation, compact dimensions, and consistent performance in a small wheel assembly. A bearing that is too large will not fit correctly, while poor shielding can allow dust and debris to affect rotation. The 627 ZZ solves these issues with a 7 мм диаметр отверстия, 22 мм внешний диаметр, и 7 ширина мм, making it a practical miniature bearing for fingerboards and other compact rotating applications. Manufactured from chrome steel, this double-shielded bearing supports speeds of up to 32,000 RPM with grease lubrication and comes pre-lubricated for installation.
The 627 ZZ is a single-row deep groove ball bearing designed for applications where you have limited installation space but still need reliable radial rotation. Its 7x22x7mm dimensions provide a compact format while maintaining a rated dynamic load capacity of approximately 3.3 кН.
For fingerboard applications, the bearing’s small size and low mass are particularly useful. Each bearing weighs approximately 12.7–12.9 g, so it adds little weight to a compact wheel assembly.
The ZZ metal shields help limit the entry of larger dust and debris particles while retaining grease inside the bearing. Поэтому, you can use the 627 ZZ where compact size, rotational consistency, and basic contamination protection are important.
Not every bearing category suits a miniature wheel or fingerboard application. You should compare the bearing structure, размеры, and operating requirements before selecting a replacement.
| Тип подшипника | Typical Advantage | Suitability for 627 ZZ Application |
|---|---|---|
| 627 ЗЗ | Компактный, экранированный, высокоскоростной | Excellent for small rotating assemblies |
| Open deep groove bearing | Easy access for lubrication | More exposed to contamination |
| Ceramic bearing | Low friction and high-speed potential | May cost more than required |
| Stainless steel bearing | Better corrosion resistance | Useful where moisture resistance matters |
| Needle roller bearing | High radial load in a narrow section | Different structure and application |
For a fingerboard or similar compact assembly, тот 627 ZZ miniature deep groove ball bearing provides a straightforward combination of standard dimensions, metal shielding, конструкция из хромированной стали, and pre-lubrication.
Before ordering a 7x22x7mm bearing, check the following points to avoid installation problems:
These checks are also useful when you need the same bearing for RC models, 3Д-принтеры, маленькие электродвигатели, прецизионные инструменты, or other miniature rotating equipment.
Шэньчжэньская подшипниковая компания Xinchangsheng., ООО. (XCCZC Подшипник) специализируется на производстве прецизионных подшипников с тех пор, как 2002. Компания управляет 5,000 m² modern factory with a reported monthly output of approximately 3 million bearings and has supported more than 1,000 global OEM projects across industries.
Its engineering and R&D teams support customized bearing requirements, including bearing dimensions, логотипы, и упаковка. This makes XCCZC Bearing suitable not only for standard 627 ZZ bearings, but also for buyers who require OEM or made-to-order bearing solutions.
Quality control is also integrated into the production process. XCCZC states that it conducts 100% осмотр перед отправкой, while its products are supplied to customers across Europe, Юго-Восточная Азия, и Америки.
Although the 627 ZZ is suitable as a fingerboard bearing, its application range extends beyond small wheels. You can consider it for:
Its -40°C to +120°C operating range also gives you flexibility when designing equipment for different working environments.
Да. The 627 ZZ has compact 7x22x7mm dimensions, двойные металлические щиты, and pre-lubrication, making it suitable for fingerboards and other small rotating assemblies when these dimensions match the application.
The stated limiting speed is up to 32,000 RPM with grease lubrication and up to 37,000 RPM with oil lubrication. Actual operating speed should also consider load, смазка, температура, и условия установки.
Да. XCCZC Bearing provides OEM support for customized bearing sizes, логотипы, и упаковка. Its engineering team can also provide technical support for different application requirements.
If you need a compact bearing for a fingerboard or another small rotating assembly, тот 627 ЗЗ подшипник грифа offers a practical 7x22x7mm format, конструкция из хромированной стали, двойные металлические щиты, примерно 3.3 kN dynamic load capacity, and speeds up to 32,000 Об/мин со смазкой консистентной смазкой. С более чем 20 многолетний опыт производства подшипников, а 5,000 m² facility, 3 million bearings of reported monthly output, и инженерная поддержка OEM, XCCZC Bearing can also support standard and customized miniature bearing requirements.
Нужен 627 ZZ bearing for your fingerboard, wheel assembly, or compact equipment? Контакт XCCZC Подшипник with your required quantity, приложение, размеры, and OEM requirements to discuss the appropriate bearing solution.
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