Needle Roller Bearing – NK 30/30 TN
The SKF NK 30/30 TN is a single row needle roller bearing with machined rings, integral flanges, and without an inner ring. It is designed for compact bearing arrangements, providing high radial load capacity, stiffness, and excellent performance where hardened raceways can be applied on the shaft.
Original price was: $19.92.$18.87Current price is: $18.87.
(Save $1.05)Description
The SKF NK 30/30 TN is engineered for applications requiring compact design, high radial load capacity, and excellent stiffness. Its needle roller and cage assembly allows it to perform reliably even under demanding operating conditions. The absence of an inner ring makes it ideal for situations where the shaft itself can be hardened and ground to act as the raceway.
The machined outer ring of the NK 30/30 TN features two integral flanges that provide axial guidance for the bearing, ensuring stability and precise operation. Additionally, the outer ring includes an annular groove with lubrication holes, allowing for effective relubrication and extended service life in challenging environments.
Made from high-quality bearing steel, this needle roller bearing is robust, durable, and optimized for high-speed operation. Its non-metallic cage contributes to reduced friction, while the compact cross-sectional height makes it a perfect fit for space-constrained designs. With its reliable performance and SKF’s proven engineering, the NK 30/30 TN is a versatile solution for heavy-duty industrial applications.
Specifications
| Attribute | Value |
|---|---|
| Part Number | NK 30/30 TN |
| Type | Needle roller bearing without inner ring |
| Net Weight | 0.092 kg |
| Bore Diameter (d) | 30 mm |
| Outside Diameter (D) | 40 mm |
| Width (B) | 30 mm |
| Basic Dynamic Load Rating (C) | 36.9 kN |
| Basic Static Load Rating (C0) | 72 kN |
| Reference Speed | 13,000 r/min |
| Limiting Speed | 15,000 r/min |
| Number of Rows | 1 |
| Outer Ring Type | Machined (solid) |
| Number of Flanges, Outer Ring | 2 |
| Cage | Non-metallic |
| Aligning Feature | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | With |
| Tolerance Class | Normal |
| Bearing Material | Bearing steel |
| Coating | Without |
| Carbon Footprint (Indicative) | 0.331 kg CO₂e |
| eClass Code | 23-05-09-03 |
| UNSPSC Code | 31171512 |
Additional information
| Weight | 0.092 kg |
|---|







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