Needle axial ball bearing NKX30-Z without inner ring for grease lubrication, with top cap

Designation	Dimension	Remark
F_w	30.00 mm	enveloping circle
D	42.00 mm	outer diameter
D₂	48.20 mm	max. outer diameter flange
C	30.00 mm	width
C₁	11.00 mm	Array axial part
C₂	9.50 mm	Distance lubrication hole
r_min.	0.60 mm	min. edge distance
d_w	30.00 mm	inner diameter wave washer

Designation	Dimension	Remark
C_a	20,400 N	dynamic load rating, axial
C_0a	42,000 N	static load rating, axial
C_ua	2,030 N	fatigue limit load, axial
C_r	25,500 N	dynamic load rating, radial
C_0r	36,000 N	static load rating, radial
C_ur	6,300 N	fatigue limit load
n_G	3,000 min^-1	Limiting speed with greasing
	0.148 kg	Weight

Designation	Dimension									Performance data
	F_w	D	D₁	D₂	C	C₁	C₂	d_w	r_min	C_r	C_0r	C_a	C_0a	C_ur	C_ua	n_G
	mm	mm	mm	mm	mm	mm	mm	mm	mm	N	N	N	N	N	N	min^-1
NKX10-Z-TV	10.00	19.00	-	25.20	23.00	9.00	6.50	10.00	0.30	7,000	7,800	10,000	14,000	1,310	670	7,440
NKX12-Z	12.00	21.00	-	27.20	23.00	9.00	6.50	12.00	0.30	10,100	11,000	10,300	15,400	1,920	740	6,600
NKX15-Z	15.00	24.00	-	29.20	23.00	9.00	6.50	15.00	0.30	12,100	12,700	10,500	16,800	2,320	810	5,700
NKX17-Z	17.00	26.00	-	31.20	25.00	9.00	8.00	17.00	0.30	13,500	15,000	10,800	18,200	2,750	870	5,100
NKX20-Z	20.00	30.00	-	36.20	30.00	10.00	10.50	20.00	0.30	18,600	23,800	14,200	24,700	4,150	1,190	4,500
NKX25-Z	25.00	37.00	-	43.20	30.00	11.00	9.50	25.00	0.60	21,300	30,500	19,600	37,500	5,300	1,790	3,600
NKX30-Z	30.00	42.00	-	48.20	30.00	11.00	9.50	30.00	0.60	25,500	36,000	20,400	42,000	6,300	2,030	3,000
NKX35-Z	35.00	47.00	-	53.20	30.00	12.00	9.00	35.00	0.60	27,500	41,500	21,200	47,000	7,300	2,270	2,760
NKX40-Z	40.00	52.00	-	61.20	32.00	13.00	10.00	40.00	0.60	29,500	47,000	27,000	63,000	8,300	3,000	2,400
NKX45-Z	45.00	58.00	-	66.50	32.00	14.00	9.00	45.00	0.60	31,000	53,000	28,000	69,000	9,300	3,350	2,160
NKX50-Z	50.00	62.00	-	71.50	35.00	14.00	10.00	50.00	0.60	43,000	74,000	29,000	75,000	12,700	3,650	1,980
NKX60-Z	60.00	72.00	-	86.50	40.00	17.00	12.00	60.00	1.00	47,500	90,000	41,500	113,000	15,400	5,400	1,680
NKX70-Z	70.00	85.00	-	96.50	40.00	18.00	11.00	70.00	1.00	50,000	92,000	43,000	127,000	15,700	6,100	1,440

Designation	Dimension									Performance data
	F_w	D	D₁	D₂	C	C₁	C₂	d_w	r_min	C_r	C_0r	C_a	C_0a	C_ur	C_ua	n_G
	mm	mm	mm	mm	mm	mm	mm	mm	mm	N	N	N	N	N	N	min^-1
NKX30	30.00	42.00	47.10	-	30.00	11.00	9.50	30.00	0.60	25,500	36,000	20,400	42,000	6,300	2,030	5,000
NKX30-Z	30.00	42.00	-	48.20	30.00	11.00	9.50	30.00	0.60	25,500	36,000	20,400	42,000	6,300	2,030	3,000

Type	Designation	Brand	Full designation
IR25X30X20	Inner ring	HFH	Inner ring IR25X30X20

Name	Brand	Webshop	Notice
NKX30-Z	DIV		cheap alternative
NKX30-Z	HFH		Premium quality, house brand

Properties	Suffix	Description
Cage design	-	Sheet steel cage (standard)
Lubricatable	Z	closed cap for grease lubrication
Lubricatable	-	Lubricating groove and lubricating nut on the outer ring (standard)
axial direction of action	-	unidirectional

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Needle axial ball bearing

NKX

Needle axial ball bearing

NKXZ

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Needle axial ball bearing NKX30-Z without inner ring for grease lubrication, with top cap