NA4901Needle Roller 12x24x13mm 機械加工タイプ

NA4901 machined needle roller bearing
✔️ 12mm x 24mm x 13mm heavy-load support

This is a single NA4901 machined needle roller bearing with inner ring included, made for compact housings where high radial load capacity is needed in a small footprint. It’s commonly used in transmissions, gear trains, industrial drives, and power transfer shafts.

Size: inner diameter 12mm x outer diameter 24mm x width13mm
✅ 強度と耐久性のために機械加工されたアウターリング
✅ フルインナーコーン/リングを含む
✅Dynamic load rating：990kgf
✅Static load rating：1,130kgf
✅Pack size: ベアリング1個

💡 Why choose a machined-type needle roller bearing for drive-train loads?
The machined outer ring gives higher rigidity and tighter tolerance than drawn-cup styles.
- Handles greater radial force in compact housings
- Provides stable running on high-load shafts
- Ideal for demanding mechanical power transfer

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