VA140188-V

Slewing ring, four Point contact bearings, external gear

Slewing ring, Four Point contact bearing, internal gear teeth

Display units

Metric

Imperial

Main Dimensions & Performance Data

d_i	136 mm	Bore Diameter
	0.5 mm	Bore diameter upper tolerance
	-0.5 mm	Bore diameter lower tolerance
d_iZT	135 mm	Diameter centring inner ring
	0.2 mm	Diameter centring inner ring upper tolerance
	0 mm	Diameter centring inner ring lower tolerance
H	35 mm	Height
D_a	259.36 mm	Outside Diameter
D_{i ZT}	238 mm	Diameter centring outer ring
	0 mm	Diameter centring outer ring upper tolerance
	-0.07 mm	Diameter centring outer ring lower tolerance
T	4	Length centering outer ring
t	10	Length centering inner ring
h_a	30 mm	Width outer ring
h_i	30 mm	height of individual ring
	0.03	Normal radial clearance min.
	0.1	Normal radial clearance max.
	0.05	Normal axial clearance min.
	0.2	Normal axial clearance max.
≈m	7.1 kg	Weight

Dimensions

D_i	189 mm	inner diameter outer ring
d_a	187 mm	Outside diameter inner ring
n_i	16	Number of fixing holes in inner ring
L_i	154 mm	Pitchcircle diameter fixing holes inner ring
n_a	16	Number of fixing holes in outer ring
L_a	222 mm	Pitchcircle diameter fixing holes outer ring
d_Ba	M10	Tread fixing bore
G_l	20 mm	Thread depth fixing hole
F_{r zul}	44,800 N	Max. radial load fixing screws (friction locking)
d₀	248 mm	Pitch circle diameter gearing
m	4 mm	Modul of gearing
z	62	Number of teeth
	2	Profile shift
b	26 mm	Width gearing
F_{z norm}	10,400 N	Max. tooth force root fatigue strenght (at a shock factor of 1,2)
F_{z max}	15,300 N	Max. tooth force against tooth fracture (at a shock factor of 1,35)

Temperature range

T_min	-25 °C	Operating temperature min.
T_max	80 °C	Operating temperature max.

Calculation factors

C_a	93,000 N	Basic dynamic load rating, axial
C_0a	670,000 N	Basic static load rating, axial
C_r	84,000 N	Basic dynamic load rating, radial (for radial load only)
C_0r	270,000 N	Basic static load rating, radial (for radial load only)

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Gearing

Quenched and tempered gear teeth on bearing ring

Characteristics

Title