81218-M

Axial cylindrical roller bearing

Axial cylindrical roller bearing 812..-M, single row

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Main Dimensions & Performance Data

d	90 mm	Bore diameter
D	135 mm	Outside diameter
T	35 mm	Height
C_a	240,000 N	Basic dynamic load rating, axial
C_0a	690,000 N	Basic static load rating, axial
C_ua	74,000 N	Fatigue load limit, axial
n_G	2,550 1/min	Limiting speed
n_ϑr	1,120 1/min	Reference speed
≈m	1.9 kg	Weight

Mounting dimensions

d_{a min}	129 mm	Minimum diameter shaft shoulder
D_{a max}	95 mm	Maximum diameter of housing shoulder
r_{a max}	1.1 mm	Maximum recess radius

Dimensions

D₁	93 mm	Bore diameter housing washer
d₁	135 mm	Rip diameter shaft washer
r_min	1.1 mm	Minimum chamfer dimension

Temperature range

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

Additional information

	K81218-M	Axial roller and cage assembly
	GS81218	Housing Washer
	WS81218	Shaft washer

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