The NSK 61800DDU is a miniature size deep groove ball bearings with ISO dimensions 10×19×5 mm. Bearings in the 10mm bore range are commonly used in small motors, computer fans, printers, medical devices (under 0.5kW range). This is an double sealed (2RS), maintenance-free lubrication, ideal for harsh environments variant. NSK Japan — precision bearing specialist, CNC spindles and high-speed bearings — 6 equivalent brands available under ISO designation 61800.
NSK 61800DDU
Deep Groove Ball Bearings — 10×19×5 mm — ISO 61800
Technical Specifications
Full specifications for NSK 61800DDU per OEM catalog.
* Tolerances per ISO. Specifications per OEM catalog.
Cross-Reference — Equivalent Codes
Same ISO 61800 — interchangeable dimensions.
| Brand | Part Number |
|---|---|
| NSK | 61800DDU |
| fag | 61800-2RSR |
| ntn | 61800LLU |
| skf | 61800-2RS1 |
| zvl | 61800-2RSR |
| koyo | 618002RS |
| nachi | 618002NSLE |
| timken | 61800-2RS |
* C/C₀ may vary ±5% across manufacturers.
Compare 61800 Across Brands
Same interchangeable dimensions — different load ratings and pricing.
FAQ — NSK 61800DDU
Quick answers to common questions.
Common Applications
Deep Groove Ball Bearings with 10mm bore diameter are commonly used in small motors, computer fans, printers, medical devices (under 0.5kW range).
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