The Koyo NCF2904V is a small size cylindrical roller bearings with ISO dimensions 20×37×21 mm. Bearings in the 20mm bore range are commonly used in lathe spindles, gearboxes, printing rollers, cold rolling mills. This is an open type, requires periodic lubrication, suitable for clean environments variant. Koyo (JTEKT) Japan — OEM automotive bearings for Toyota, Honda, Japanese quality competitive pricing — 6 equivalent brands available under ISO designation NCF2904V.
Koyo NCF2904V
Cylindrical Roller Bearings — 20×37×21 mm — ISO NCF2904V
Technical Specifications
Full specifications for Koyo NCF2904V per OEM catalog.
* Tolerances per ISO. Specifications per OEM catalog.
Cross-Reference — Equivalent Codes
Same ISO NCF2904V — interchangeable dimensions.
| Brand | Part Number |
|---|---|
| Koyo | NCF2904V |
| fag | NCF2904V |
| nsk | NCF2904V |
| ntn | NCF2904V |
| skf | NCF2904V |
| zvl | NCF2904V |
| nachi | NCF2904V |
| timken | NCF2904V |
* C/C₀ may vary ±5% across manufacturers.
Compare NCF2904V Across Brands
Same interchangeable dimensions — different load ratings and pricing.
FAQ — Koyo NCF2904V
Quick answers to common questions.
Common Applications
Cylindrical Roller Bearings with 20mm bore diameter are commonly used in lathe spindles, gearboxes, printing rollers, cold rolling mills.
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