The Koyo 6044 is a extra-large size deep groove ball bearings with ISO dimensions 220×340×56 mm. Bearings in the 220mm bore range are commonly used in HV motors, turbines, generators, boiler cooling fans (over 200kW range). 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 6044.
Koyo 6044
Deep Groove Ball Bearings — 220×340×56 mm — ISO 6044
Technical Specifications
Full specifications for Koyo 6044 per OEM catalog.
* Tolerances per ISO. Specifications per OEM catalog.
Cross-Reference — Equivalent Codes
Same ISO 6044 — interchangeable dimensions.
| Brand | Part Number |
|---|---|
| Koyo | 6044 |
| fag | 6044 |
| nsk | 6044 |
| ntn | 6044 |
| skf | 6044 |
| zvl | 6044 |
| nachi | 6044 |
| timken | 6044 |
* C/C₀ may vary ±5% across manufacturers.
Compare 6044 Across Brands
Same interchangeable dimensions — different load ratings and pricing.
FAQ — Koyo 6044
Quick answers to common questions.
Common Applications
Deep Groove Ball Bearings with 220mm bore diameter are commonly used in HV motors, turbines, generators, boiler cooling fans (over 200kW range).
Need a Quote for Koyo 6044?
Engineers ready for bearing selection, cross-reference, and same-day quotation.