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FAG INA Schaeffler

INA

ZKLDF180

Axial angular contact ball bearing ZKLDF180

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Main Dimensions & Performance Data

d	180 mm	Bore diameter
	0 mm	Bore diameter upper tolerance
	-0.013 mm	Bore diameter lower tolerance
D	280 mm	Flange diameter
	0 mm	Flange diameter upper tolerance
	-0.018 mm	Flange diameter lower tolerance
H	43 mm	Height
n_G	3,500 1/min	Limiting speed
C_a	85,000 N	Basic dynamic load rating, axial
C_0a	440,000 N	Basic static load rating, axial
C_ua	13,500 N	Fatigue load limit, axial
≈m	7.7 kg	Weight

Mounting dimensions

J	194 mm	Pitch circle diameter fixing holes in inner ring
J₁	260 mm	Pitch circle diameter fixing holes in outer ring
d₁	7 mm	Fixing holes diameter inner ring
d₂	11 mm	Counterbore diameter of fixing holes
a	6.2 mm	Counterbore depth of fixing holes
	46	Quantity of fixing holes inner ring
d₃	7 mm	Fixing holes diameter outer ring
	45	Quantity of fixing holes outer ring
n	48	Pitch quantity
t	7.5 °	Pitch separation angle
G	M8	Threaded extraction hole
	3	Quantity of threaded extraction hole
M_A	14 Nm	Screw tightening torque
	2	Quantity of retaining screws

Dimensions

H₁	29 mm	Height contact face outer ring
	0.175 mm	Height contact face outerring H1 upper tolerance
	-0.175 mm	Height contact face outerring H1 lower tolerance
D₁	244 mm	Outside diameter D1
D₂	219 mm	Rib diameter inner ring
D₃	246 mm	Outside diameter D3
t₁	4 µm	Axial and radial runout, measurement standard; Measured on mounted bearing, with ideal adjacent construction.

Temperature range

T_min	-30 °C	Operating temperature min.
T_max	120 °C	Operating temperature max.

Additional information

c_aL	1,900 N/µm	Axial rigidity of bearing position
c_rL	500 N/µm	Radial rigidity of bearing position
c_kL	10,700 Nm/mrad	Tilting rigidity of bearing position
c_aL	2,800 N/µm	Axial rigidity of rolling element set
c_rL	500 N/µm	Radial rigidity of rolling element set
c_kL	16,000 Nm/mrad	Tilting rigidity of rolling element set

Your current product variant

Generation	B

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