IRT1216-1 Needle Bearing Inner Ring 12x16x16.5mm
UPC: 00193019202494
Type: Needle Roller Bearing Inner ring
Standerd: Metric
Inner (ID): 12mm
Outer (OD): 16mm
Inner Ring for Needle Bearings 12mm ID
✔️ IRT1216-1 - 16mm OD, Extra-Wide for Heavy-Duty Builds
The IRT1216-1 inner ring is a tough, metric-sized component designed for needle roller bearings where a hardened shaft isn’t an option. With its wider 16.5mm body and 16mm outer diameter, it provides a strong, smooth raceway that keeps your bearing running reliably. Sold as one precision-machined ring.
✅ Pack size: 1 inner ring
✅ Inner diameter: 12mm
✅ Outer diameter: 16mm
✅ Width: 16.5mm
✅ Precision-ground finish for low wear
✅ Metric sizing for compatibility
Dimension Table:
| Inside (ID) | Outside (OD) | Width |
|---|---|---|
| 12mm | 16mm | 16.5mm |
💡 Why choose an extra-wide needle bearing inner ring?
Wider inner rings offer better support and race surface area:
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Helps reduce edge loading in demanding setups
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Creates more surface for the rollers to run smoothly
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Great for retrofits or oversized needle bearings
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Avoids the need to modify or harden the shaft
If you want serious support in a tight build, this ring is the move, grab it today and keep your machine running smooth!