- RS Stock No.:
- 513-840
- Mfr. Part No.:
- NK28/30TN
- Manufacturer:
- SKF
- RS Stock No.:
- 513-840
- Mfr. Part No.:
- NK28/30TN
- Manufacturer:
- SKF
Technical data sheets
Legislation and Compliance
RoHS Status: Not Applicable
- COO (Country of Origin):
- DE
Product Details
SKF Machine Needle Roller Bearings Series NK
SKF Needle Roller Bearings have low sectional height and very high load carrying capacity for their size.
Needle roller without inner ring
Needle Roller Bearings with flanges in the outer ring and diameters up to and including 17mm are produced with inserted closure rings, are without lubrication and do not have an annular groove
The larger bearings have integral flanges, an annular groove and, depending on size, one or more lubrication holes in the outer ring
Can be used where the shaft is hardened and ground, the bearing runs on the shaft
Displacement is limited to the width of the raceway
Needle Roller Bearings with flanges in the outer ring and diameters up to and including 17mm are produced with inserted closure rings, are without lubrication and do not have an annular groove
The larger bearings have integral flanges, an annular groove and, depending on size, one or more lubrication holes in the outer ring
Can be used where the shaft is hardened and ground, the bearing runs on the shaft
Displacement is limited to the width of the raceway
Specifications
Attribute | Value |
---|---|
Inside Diameter | 28mm |
Outside Diameter | 37mm |
Roller Bearing Type | Needle |
Race Width | 30mm |
Bore Type | Parallel |
Material | Metal |
Static Load Rating | 60kN |
Cage Material | Reinforced Nylon 66 |
Number of Rows | 1 |
Roller Material | Carbon Chromium Steel |
Dynamic Load Rating | 31.9kN |
End Type | Open |
Reference Speed | 14000rpm |
Limiting Speed | 16000rpm |
Maximum Speed - Oil | 14000rpm |
Maximum Speed - Grease | 9000rpm |
Fatigue Limit Load | 7.8kN |