The NSK 51411 is a standard size thrust ball bearings with ISO dimensions 55×120×48 mm. Bearings in the 55mm bore range are commonly used in vertical ball screws, large CNC rotary tables, heavy jacks, vertical pump shafts. This is an open type, requires periodic lubrication, suitable for clean environments variant. NSK Japan — precision bearing specialist, CNC spindles and high-speed bearings — 4 equivalent brands available under ISO designation 51411.
NSK 51411
Thrust Ball Bearings — 55×120×48 mm — ISO 51411
Technical Specifications
Full specifications for NSK 51411 per OEM catalog.
* Tolerances per ISO. Specifications per OEM catalog.
Cross-Reference — Equivalent Codes
Same ISO 51411 — interchangeable dimensions.
| Brand | Part Number |
|---|---|
| NSK | 51411 |
| fag | 51411 |
| ntn | 51411 |
| skf | 51411 |
| zvl | 51411 |
| nachi | 51411 |
* C/C₀ may vary ±5% across manufacturers.
FAQ — NSK 51411
Quick answers to common questions.
Common Applications
Thrust Ball Bearings with 55mm bore diameter are commonly used in vertical ball screws, large CNC rotary tables, heavy jacks, vertical pump shafts.
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