Классификация: Увенчанные и плоские ходовые ролики  904 подшипников

	Номер	Производитель	Внутренний	Наружний	Ширина
	YCRS-56	Koyo NRB	28.58 mm	88.9 mm	52.39 mm
	CCYR 7/8 S	Osborn Load Runners	6.35 mm	22.23 mm	14.29 mm
	YCR-18	Koyo NRB	9.53 mm	28.58 mm	17.46 mm
	CYR 1-1/8 S	Osborn Load Runners	7.94 mm	28.58 mm	17.46 mm
	CYR 1-3/8	Osborn Load Runners	9.53 mm	34.92 mm	20.64 mm
	CYR 1 S	Osborn Load Runners	7.93 mm	25.4 mm	17.46 mm
	YR-1-3/8	Smith Bearing Company	9.53 mm	34.92 mm	20.64 mm
	YR-1-X	Smith Bearing Company	7.94 mm	25.4 mm	17.46 mm
	YR-7/8-XC	Smith Bearing Company	6.35 mm	22.23 mm	14.29 mm
	CR-10	Koyo NRB		9.53 mm	11.11 mm
	YR-1-1/8-X	Smith Bearing Company	7.94 mm	28.58 mm	17.46 mm
	BYR-7/8-X	Smith Bearing Company	6.35 mm	22.23 mm	14.29 mm
	BYR-7/8	Smith Bearing Company	6.35 mm	22.23 mm	14.29 mm
	CRBY 3-1/4	RBC Bearings	25.4 mm	82.55 mm	46.03 mm
	NATR40LL	NTN	40 mm	80 mm	32 mm
	NUTR50	Koyo NRB	50 mm	90 mm	32 mm
	PWTR25-2RS	INA (Schaeffler)	25 mm	52 mm	25 mm
	MCYR 40 SX	McGill	40 mm	80 mm	32 mm
	CYR 3 1/2 S	McGill	28.58 mm	88.9 mm	52.39 mm
	CCYRD 3 1/4	McGill	25.4 mm	82.55 mm	46.03 mm