81128-M

Axial cylindrical roller bearing

Axial cylindrical roller bearing 811..-M, single row

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Main Dimensions & Performance Data

d	140 mm	Bore diameter
D	180 mm	Outside diameter
T	31 mm	Height
C_a	236,000 N	Basic dynamic load rating, axial
C_0a	840,000 N	Basic static load rating, axial
C_ua	73,000 N	Fatigue load limit, axial
n_G	1,800 1/min	Limiting speed
n_ϑr	780 1/min	Reference speed
≈m	2.1 kg	Weight

Mounting dimensions

d_{a min}	175 mm	Minimum diameter shaft shoulder
D_{a max}	145 mm	Maximum diameter of housing shoulder
r_{a max}	1 mm	Maximum recess radius

Dimensions

D₁	142 mm	Bore diameter housing washer
d₁	178 mm	Rip diameter shaft washer
r_min	1 mm	Minimum chamfer dimension

Temperature range

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

Additional information

	K81128-M	Axial roller and cage assembly
	GS81128	Housing Washer
	WS81128	Shaft washer
	LS140180	Track Washer

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