Needle bearing with inner ring NA6903 with flange without seal

Designation	Dimension	Remark
d	17.00 mm	shaft diameter
D	30.00 mm	outer diameter
C	23.00 mm	width
F	22.00 mm	Track diameter inner ring
r_min.	0.30 mm	min. edge distance
s	1.00 mm	axial displacement

Designation	Dimension	Remark
C_r	21,100 N	dynamic load rating, radial
C_0r	29,000 N	static load rating, radial
C_ur	5,100 N	fatigue limit load
n_G	20,000 min^-1	limit speed
n_B	9,800 min^-1	reference speed
	0.072 kg	Weight

Designation	Dimension						Performance data
	d	D	C	F	r_min	s	C_r	C_0r	C_ur	n_G	n_B
	mm	mm	mm	mm	mm	mm	N	N	N	min^-1	min^-1
NA6901	12.00	24.00	22.00	16.00	0.30	1.00	18,100	21,600	3,800	23,200	13,300
NA6902	15.00	28.00	23.00	20.00	0.30	1.00	19,500	25,500	4,450	21,100	10,900
NA6903	17.00	30.00	23.00	22.00	0.30	1.00	21,100	29,000	5,100	20,000	9,800
NA6904	20.00	37.00	30.00	25.00	0.30	1.00	40,500	51,000	9,100	16,900	8,900
NA69/22	22.00	39.00	30.00	28.00	0.30	0.50	42,000	55,000	9,900	15,300	7,900
NA6905	25.00	42.00	30.00	30.00	0.30	1.00	44,000	59,000	10,600	14,400	7,500
NA69/28	28.00	45.00	30.00	32.00	0.30	1.00	45,500	63,000	11,400	13,600	7,100
NA6906	30.00	47.00	30.00	35.00	0.30	1.00	49,000	71,000	12,800	12,600	6,300
NA69/32-ZW	32.00	52.00	36.00	40.00	0.60	0.50	53,000	82,000	15,100	11,100	6,100
NA6907-ZW	35.00	55.00	36.00	42.00	0.60	0.50	54,000	86,000	15,900	10,700	5,900
NA6908-ZW	40.00	62.00	40.00	48.00	0.60	0.50	74,000	116,000	19,400	9,200	5,100
NA6909-ZW	45.00	68.00	40.00	52.00	0.60	0.50	79,000	127,000	21,400	8,600	4,750
NA6910-ZW	50.00	72.00	40.00	58.00	0.60	0.50	82,000	139,000	23,400	7,800	4,200
NA6911-ZW	55.00	80.00	45.00	63.00	1.00	1.50	102,000	176,000	30,000	7,200	4,000
NA6912-ZW	60.00	85.00	45.00	68.00	1.00	1.50	106,000	191,000	32,500	6,700	3,700
NA6913-ZW	65.00	90.00	45.00	72.00	1.00	1.50	108,000	198,000	33,500	6,300	3,550
NA6914-ZW	70.00	100.00	54.00	80.00	1.00	1.00	145,000	265,000	47,500	5,700	3,300
NA6915-ZW	75.00	105.00	54.00	85.00	1.00	1.00	147,000	275,000	49,500	5,400	3,150
NA6916-ZW	80.00	110.00	54.00	90.00	1.00	1.00	153,000	300,000	53,000	5,100	2,900
NA6917-ZW	85.00	120.00	63.00	100.00	1.10	1.00	188,000	400,000	71,000	4,600	2,700
NA6918-ZW	90.00	125.00	63.00	105.00	1.10	1.00	195,000	425,000	74,000	4,400	2,550
NA6919-ZW	95.00	130.00	63.00	110.00	1.10	1.00	197,000	440,000	76,000	4,200	2,440

Designation	Dimension						Performance data
	d	D	C	F	r_min	s	C_r	C_0r	C_ur	n_G	n_B
	mm	mm	mm	mm	mm	mm	N	N	N	min^-1	min^-1
NA6903	17.00	30.00	23.00	22.00	0.30	1.00	21,100	29,000	5,100	20,000	9,800

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Name	Brand	Webshop	Notice
NA6903	HFH		Premium quality, house brand
NA6903	DIV		cheap alternative

Properties	Suffix	Description
Rolling element rows	-	Single row

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Needle bearing with inner ring

NA69

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Needle bearing with inner ring NA6903 with flange without seal