NSK 6201/6202/6300 Deep Groove Ball Bearings – Premium Japanese Motorcycle Bearings
Basic Info
| Inner Diameter | 25 mm |
| Outer Diameter | 47 mm |
| Thickness | 12 mm |
| Seals Type | ZZ, 2RS, Open |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4 |
Introduction
High-precision deep groove ball bearings from KOYO (Japan), model series including 6005–6305. Ideal for OEM/ODM applications with options for various seals, lubrication, and precision grades. Compliant with HS code 8482102000.
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Warranty 1 year
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Description
Why Choose Our Japanese NSK Motorcycle Bearings?
| Description | Key Selling Points |
|---|---|
| Model Range | 6201, 6202, 6300 & more — precision-matched for OEM motorcycle hubs, swingarms, and alternators |
| Sealing Options | ZZ (metal shields), 2RS (rubber seals), or open — optimized for dust/water resistance & low drag |
| Lubrication Ready | Prefilled with high-temp lithium grease; compatible with oil lubrication for racing applications |
| Precision Grades | P0 (standard) to P4 (ultra-precision) — meets JIS B 1514 & ISO ABEC-1 to ABEC-9 specs |
| Vibration Control | Z2V2 / Z3V3 rated — ultra-smooth rotation, critical for high-RPM engine accessories |
| Origin & Craftsmanship | Made in Japan — strict NSK quality control, traceable batch numbers, zero tolerance deviations |
| Dimensional Accuracy | 25×47×12 mm (e.g., 6205) — ±0.005 mm tolerance ensures perfect fit in SKD/SKU assemblies |
| Durability Edge | Hardened GCr15 steel + polished raceways — 30% longer service life vs. generic China-made equivalents |
| OEM/ODM Support | Full documentation, custom packaging, and bearing marking per client spec — trusted by Tier-1 suppliers |
| FAQ: Are these genuine NSK? | Yes — sourced directly from authorized Japanese distributors; each batch includes NSK authenticity verification codes |
Still unsure? Download our free Motorcycle Bearing Compatibility Guide or request a sample batch — contact us now for technical support and fast quote!
