VI140326-V

Slewing ring, Four Point contact bearing, internal gear teeth

Display units

Metric

Imperial

Main Dimensions & Performance Data

d₁	250 mm	Bore Diameter
d_aZT	333 mm	Diameter centring inner ring
T	4 mm	Length centering inner ring
H	59 mm	Height
D_a	382 mm	Outside Diameter
T	6	Length centering outer ring
h_a	34 mm	Width outer ring
h_i	53 mm	Width inner ring
	0.03	Normal radial clearance min.
	0.08	Normal radial clearance max.
	0.08	Normal axial clearance min.
	0.18	Normal axial clearance max.
≈m	18 kg	Weight

Dimensions

D_i	333 mm	Inner diameter outer ring
	0.057 mm	Inner diameter outer ring upper tolerance
	0 mm	Inner diameter outer ring lower tolerance
L_a	362 mm	Pitchcircle diameter fixing holes outer ring
n_a	8	Number of fixing holes in outer ring
d_B	11 mm	Fixing bore
	18 mm	Counterbore diameter of fixing holes
	11 mm	Counterbore depth of fixing holes
d_a	320 mm	Outside diameter inner ring
	0.04 mm	Outside diameter inner ring upper tolerance
	0.004 mm	Outside diameter inner ring lower tolerance
L_i	290 mm	Pitchcircle diameter fixing holes inner ring
d_Bi	M10	Tread fixing bore
G_l	20 mm	Thread depth fixing hole
n_i	8	Number of fixing holes in inner ring
F_{r zul}	22,400 N	Max. radial load fixing screws (friction locking)
m	3.5 mm	Modul of gearing
z	73	Number of teeth
	-0.749	Profile shift
d₀	255.5 mm	Pitch circle diameter gearing
b	40 mm	Width gearing
d₁	268 mm	Diameter turning inner ring
	0.5 mm	Diameter turning inner ring upper tolerance
	-0.5 mm	Diameter turning inner ring lower tolerance
F_{z norm}	10,800 N	Max. tooth force root fatigue strenght (at a shock factor of 1,2)
F_{z max}	16,100 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	82,000 N	Basic dynamic load rating, axial
C_0a	395,000 N	Basic static load rating, axial
C_r	74,000 N	Basic dynamic load rating, radial (for radial load only)
C_0r	158,000 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