NKS40 Needle Roller Bearing 40x55x22mm - Machined Type

NKS40 Needle Roller Bearing - No Inner Ring
✔️ Machined Type - 40mm x 55mm x 22mm Metric Size

The NKS40 is a precision-machined needle roller bearing without an inner ring, designed for applications where the shaft itself serves as the raceway. Ideal for compact, high-load setups in gearboxes, transmissions, and industrial machinery.

✅ Type: Needle roller bearing (no inner ring)
✅ Inner diameter (F): 40mm
✅ Outer diameter (D): 55mm
✅ Width (B): 22mm
✅ Style: Machined outer ring
✅ Pack size: 1 bearing

Dimensions (in mm)

💡 When should you use a needle roller bearing without an inner ring?
These bearings are great when you want to save space and use the shaft as a raceway.

• Perfect for tight-fitting gear and shaft assemblies

• Allow for a compact design with fewer parts

• Ideal for hardened, precision-ground shafts

• Used in high-load, low-speed conditions

If you’re building a lean, heavy-duty setup - this bearing’s a strong pick. Add it to your cart and keep your system rolling strong!