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SKU: 4T-3188/3120-NTN

NTN 4T-3188/3120 Tapered Roller Bearing Cup and Cone Set 1.25x2.859x1.187 inch

NTN 4T-3188/3120 Tapered Roller Bearing Cup and Cone Set 1.25x2.859x1.187 inch
Regular price $58.21 ex VAT
Regular price Sale price $58.21 ex VAT
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3+ $38.99
5+ $36.80
10+ $36.36
25+ $35.92
49+ $35.49
74+ $35.05
99+ $32.86
199+ $32.42
249+ $31.98
499+ $31.54
999+ $30.67
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Description
Technical
--- Bearing dimensions
d 1.25 inch (31.75mm)
D (inch) 2.859 inch (72.626mm)
T 1.187 inch (30.162mm)
B 1.181 inch (29.997mm)
C 0.94 inch (23.812mm)
--- Speeds and loads
C<sub>r</sub> 93.5kN
C<sub>or</sub> 98kN
Speed in grease 5500rpm
Speed in oil 7300rpm
--- Abutment dimensions
d<sub>a</sub> 40mm
d<sub>b</sub> 39.5mm
D<sub>a</sub> 61mm
D<sub>b</sub> 67mm
r<sub>as</sub> max 0.8mm
r<sub>1as</sub> max 3.3mm
Load center<sup>2</sup> 9.9mm
Constant e 0.33
Axial load factor Y<sub>2</sub> 1.8
Axial load factor Y<sub>0</sub> 0.99
Weight 0.606kg
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