Needle bearing with inner ring NA4910-2RSR with flange double side seal

Designation	Dimension	Remark
d	50.00 mm	shaft diameter
D	72.00 mm	outer diameter
B	23.00 mm	width
C	22.00 mm	width
F	58.00 mm	Track diameter inner ring
r_min.	0.60 mm	min. edge distance

Designation	Dimension	Remark
C_r	45,000 N	dynamic load rating, radial
C_0r	64,000 N	static load rating, radial
C_ur	10,600 N	fatigue limit load
n_G	4,650 min^-1	limit speed
	0.295 kg	Weight

Designation	Dimension							Performance data
	d	D	B	C	F	r_min	s	C_r	C_0r	C_ur	n_G	n_B
	mm	mm	mm	mm	mm	mm	mm	N	N	N	min^-1	min^-1
NA4900-2RSR	10.00	22.00	14.00	13.00	14.00	0.30	-	7,700	6,900	1,360	14,800	-
NA4901-2RSR	12.00	24.00	14.00	13.00	16.00	0.30	-	8,600	8,300	1,630	13,900	-
NA4902-2RSR	15.00	28.00	14.00	13.00	20.00	0.30	-	9,700	10,300	2,040	12,600	-
NA4903-2RSR	17.00	30.00	14.00	13.00	22.00	0.30	-	10,000	11,000	2,180	12,000	-
NA4904-2RSR	20.00	37.00	18.00	17.00	25.00	0.30	-	19,500	19,900	3,750	10,100	-
NA4905-2RSR	25.00	42.00	18.00	17.00	30.00	0.30	-	21,800	24,200	4,550	8,600	-
NA4906-2RSR	30.00	47.00	18.00	17.00	35.00	0.30	-	23,900	28,500	5,400	7,500	-
NA4907-2RSR	35.00	55.00	21.00	20.00	42.00	0.60	-	29,500	39,500	7,200	6,400	-
NA4908-2RSR	40.00	62.00	23.00	22.00	48.00	0.60	-	41,000	53,000	8,800	5,500	-
NA4909-2RSR	45.00	68.00	23.00	22.00	52.00	0.60	-	43,000	59,000	9,700	5,200	-
NA4910-2RSR	50.00	72.00	23.00	22.00	58.00	0.60	-	45,000	64,000	10,600	4,650	-

Designation	Dimension							Performance data
	d	D	B	C	F	r_min	s	C_r	C_0r	C_ur	n_G	n_B
	mm	mm	mm	mm	mm	mm	mm	N	N	N	min^-1	min^-1
NA4910	50.00	72.00	-	22.00	58.00	0.60	1.00	53,000	80,000	13,800	7,800	4,150
NA4910-RSR	50.00	72.00	23.00	22.00	58.00	0.60	-	45,000	64,000	10,600	4,650	-
NA4910-2RSR	50.00	72.00	23.00	22.00	58.00	0.60	-	45,000	64,000	10,600	4,650	-

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Name	Brand	Webshop	Notice
NA4910-2RSR	HFH		Premium quality, house brand
NA4910-2RSR	DIV		cheap alternative

Properties	Suffix	Description
Sealing	2RSR	Contact lip seal on both sides
Rolling element rows	-	Single row

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Needle bearing with inner ring

NA49

Needle bearing with inner ring

NA49-2RSR

Needle bearing with inner ring

NA49-RSR

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Needle bearing with inner ring NA4910-2RSR with flange double side seal