The NTN 81103 is a small size cylindrical roller thrust bearings with ISO dimensions 17×30×9 mm. Bearings in the 17mm bore range are commonly used in large ball screws, presses, vertical shafts, hydraulic lifting jacks. 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 — 3 equivalent brands available under ISO designation 81103.
NTN 81103
Cylindrical Roller Thrust Bearings — 17×30×9 mm — ISO 81103
Technical Specifications
Full specifications for NTN 81103 per OEM catalog.
* Tolerances per ISO. Specifications per OEM catalog.
Cross-Reference — Equivalent Codes
Same ISO 81103 — interchangeable dimensions.
| Brand | Part Number |
|---|---|
| NTN | 81103 |
| fag | 81103 |
| skf | 81103 |
| zvl | 81103 |
| timken | 81103 |
* C/C₀ may vary ±5% across manufacturers.
FAQ — NTN 81103
Quick answers to common questions.
Common Applications
Cylindrical Roller Thrust Bearings with 17mm bore diameter are commonly used in large ball screws, presses, vertical shafts, hydraulic lifting jacks.
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