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Load ratings, fatigue load limit, and calculation factors for bearing sets with single direction bea

Load ratings, fatigue load limit, and calculation factors for bearing sets with single direction bea

Number of bearings	Arrangement	Designa- tion suffix	Graphic repre- sentation	Load direc- tion	Load rating of bearing set		Fatigue load limit of bearing set	Calculation factors
					dynamic	static		X	Y

2	Back-to-back	DB	<>	–>	C	C₀	P_u	2,04	0,54
	Face-to-face	DF	><	–>	C	C₀	P_u	2,04	0,54
	Tandem	DT	<<	–>	1,63 C	2 C₀	2 P_u	–	–

3	Back-to-back and tandem	TBT	<>>	–>	C	C₀	P_u	1,54	0,75
			<>>	<–	1,63 C	2 C₀	2 P_u	2,5	0,33
	Face-to-face and tandem	TFT	><<	<–	C	C₀	P_u	1,54	0,75
			><<	–>	1,63 C	2 C₀	2 P_u	2,5	0,33
	Tandem	TT	<<<	–>	2,16 C	3 C₀	3 P_u	–	–

4	Back-to-back and tandem	QBT	<<<>	<–	C	C₀	P_u	1,26	0,87
			<<<>	–>	2,16 C	3 C₀	3 P_u	2,71	0,25
	Face-to-face and tandem	QFT	><<<	<–	C	C₀	P_u	1,26	0,87
			><<<	–>	2,16 C	3 C₀	3 P_u	2,71	0,25
	Tandem back-to-back	QBC	<<>>	–>	1,63 C	2 C₀	2 P_u	2,04	0,54
	Tandem face-to-face	QFC	>><<	–>	1,63 C	2 C₀	2 P_u	2,04	0,54
	Tandem	QT	<<<<	–>	2,64 C	4 C₀	4 P_u	–	–

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