BTW 130 CTN9/SPDouble direction angular contact thrust ball bearing, super-precision, basic design

SKU: BTW 130 CTN9/SPDouble direction angular contact thrust ball bearing, super-precision, basic design

Double direction angular contact thrust ball bearings are designed to locate spindle shafts axially in both directions. These bearings are intended for mounting in combination with cylindrical roller bearings, and consist of two single row angular contact thrust ball bearings arranged back-to-back. The large number of balls enables these bearings to accommodate high axial loads in both directions and provides a high degree of system rigidity.

ID:100217

Dimensions - BTW 130 CTN9/SP

Dimensions

d
130 mm
Bore diameter
D
200 mm
Outside diameter
H
84 mm
Height
d1
170.8 mm
Shoulder diameter shaft washer (high shoulder)
2C
42 mm
Height of both housing washers
r1,2
min. 2 mm
Shaft washer chamfer radius
r3,4
min. 1 mm
Housing washer small chamfer radius

Abutment dimensions - BTW 130 CTN9/SP

Abutment dimensions

da
min. 156 mm
Abutment diameter shaft
Da
min. 187.5 mm
Abutment diameter shaft
Da
max. 190 mm
Abutment diameter housing
ra
max. 2 mm
Fillet radius
rb
max. 1 mm
Fillet radius

Calculation data

Basic dynamic load rating C
106 kN
Basic static load rating C0
360 kN
Fatigue load limit Pu
13.2 kN
Attainable speed for grease lubrication
3 600 r/min
Attainable speed for oil-air lubrication
4 300 r/min
Contact angle α
60 °
Preload
870 N
Static axial stiffness
1 032 N/µm
Reference grease quantity Gref
40.4 cm³

Mass

Mass bearing
7.6 kg

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