The NACHI 51315 is a standard size thrust ball bearings with ISO dimensions 75×135×44 mm. Bearings in the 75mm 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. NACHI Japan — bearings and cutting tools, strong in machine tool applications — 4 equivalent brands available under ISO designation 51315.
NACHI 51315
Thrust Ball Bearings — 75×135×44 mm — ISO 51315
Technical Specifications
Full specifications for NACHI 51315 per OEM catalog.
* Tolerances per ISO. Specifications per OEM catalog.
Cross-Reference — Equivalent Codes
Same ISO 51315 — interchangeable dimensions.
| Brand | Part Number |
|---|---|
| NACHI | 51315 |
| fag | 51315 |
| nsk | 51315 |
| ntn | 51315 |
| skf | 51315 |
| zvl | 51315 |
* C/C₀ may vary ±5% across manufacturers.
FAQ — NACHI 51315
Quick answers to common questions.
Common Applications
Thrust Ball Bearings with 75mm bore diameter are commonly used in vertical ball screws, large CNC rotary tables, heavy jacks, vertical pump shafts.
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