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NKX12-Z-XL
Needle roller/axial ball bearing
Needle roller/axial ball bearings NKX..-Z, axial component, single direction, to DIN 5429, with end cap, for grease lubrication
Replaces
NKX12-Z
Product information
Metric
Imperial
Main Dimensions & Performance Data
Fw | 12 mm | Bore diameter |
D | 21 mm | Outside diameter |
C | 23 mm | Height |
Cr | 10,100 N | Basic dynamic load rating, radial |
C0r | 11,000 N | Basic static load rating, radial |
Ca | 10,300 N | Basic dynamic load rating, axial |
C0a | 15,400 N | Basic static load rating, axial |
Cur | 1,950 N | Fatigue load limit, radial |
Cua | 760 N | Fatigue load limit, axial |
nG | 11,000 1/min | Limiting speed |
≈m | 42.73 g | Weight |
Mounting dimensions
da | 21.7 mm | Mounting dimension shaft shoulder |
ra max | 0.3 mm | Maximum recess radius |
Dimensions
D1 max | 27.2 mm | Maximum outerside diameter flange |
D2 max | 27.2 mm | Maximum outerside diameter flange |
C1 | 9 mm | Width of the axial brearing component |
C1 | 6.5 mm | Distance to lubrication hole |
C2 | 6.5 mm | Distance to lubrication hole |
dw | 12 mm | Bore diameter of shaft washer |
rmin | 0.3 mm | Minimum chamfer dimension |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 120 °C | Operating temperature max. |
Additional information
IR9X12X16-XL | Suitable inner rings IR |
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Sealing | Z | Bearing with end cap |
Cage | Standard |
Characteristics