NX20Z Economy Full Complement Needle Roller Thrust Ball Bearing 20x30x28mm

Needle Roller / Thrust Bearing Combination: These combined bearings consist of a radial needle roller bearing with a thrust ball bearing. They are supplied without an inner ring but can be combined with an inner ring where the shaft cannot be hardened and ground (inner ring must be ordered separately). They are designed to accommodate axial loads in one direction and, therefore, locate the shaft in one direction only. Relatively high-speed operation can be permitted.

INFORMATION
Inside Diameter20mm
Outside Diameter30mm
Width28mm
BrandPremium Economy
Seals / ShieldsNone
TECHNICAL SPECIFICATIONS
Associated Inner ring Bi (mm)16mm
Associated Inner ring di (mm)0.3mm
Associated Inner ring F (mm)20mm
Associated snap ring DesignationSW30
Axial Dynamic C7.8 kN = 1753.5971 lbf
Axial Pu0.64 kN = 143.8849 lbf
Axial Static CO17.3 kN = 3889.3885 lbf
C28mm = 1.1024 inch
C18mm
Ca max12.2mm
d20mm
D30mm = 1.1811 inch
Da max28mm
da min25mm
DesignationIR17x20x16
Fw20mm = 0.7874 inch
Limiting Speed4500 rpm
Load Factor A0.0016
r1,2 min0.3mm
ra max0.3mm
Radial Dynamic C13.2 kN = 2967.6259 lbf
Radial Pu2.28 kN = 512.5899 lbf
Radial Static CO19.3 kN = 4339.0288 lbf
Reference Speed6300 rpm
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£25.74 ex VAT

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