The NTN 51101 is a small size thrust ball bearings with ISO dimensions 12×26×9 mm. Bearings in the 12mm bore range are commonly used in CNC rotary tables, couplings, hydraulic jacks, small vertical motor shafts. This is an open type, requires periodic lubrication, suitable for clean environments variant. NTN Japan — Japanese technology, consistent quality, strong in automotive and machine tool bearings — 4 equivalent brands available under ISO designation 51101.
NTN 51101
Thrust Ball Bearings — 12×26×9 mm — ISO 51101
Technical Specifications
Full specifications for NTN 51101 per OEM catalog.
* Tolerances per ISO. Specifications per OEM catalog.
Cross-Reference — Equivalent Codes
Same ISO 51101 — interchangeable dimensions.
| Brand | Part Number |
|---|---|
| NTN | 51101 |
| fag | 51101 |
| nsk | 51101 |
| skf | 51101 |
| zvl | 51101 |
| nachi | 51101 |
* C/C₀ may vary ±5% across manufacturers.
FAQ — NTN 51101
Quick answers to common questions.
Common Applications
Thrust Ball Bearings with 12mm bore diameter are commonly used in CNC rotary tables, couplings, hydraulic jacks, small vertical motor shafts.
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