112 NOSE SEIKO CO.,LTD.
NAX
COMBINED NEEDLE ROLLER BEARINGSWITH AXIAL BALL BEARINGS WITHOUT INNER RINGS
NKX,NKX..Z TYPE■
nKX,
nKX
..Z
113NOSE SEIKO CO.,LTD.
nKX,
nKX..
Z
Shaft diameter
(mm)
Designation Dimensions (mm) Standard mounting
dimensions (mm)
Basic dynamic load rating Basic static load rating Limiting speed
(Grease)＊
Mass Usable bearing designation
Open type With dust cover Radial Axial Radial Axial
g
Grease pre-packed in thrust section Fw D D1 D2 C C1 C2 rs min d1 da MIN Cr
NCor N rpm g
(approx.) INNER RING WITH INNER RING
10 NKX10—
—NKX10Z
1010
+0.022+0.013
1919
24—
—25
2323
99
6.56.5
0.30.3
1010
1818
8 2008 200
10 00010 000
9 2009 200
14 00014 000
9 5009 500
3637.5
IR71016IR71016
NKXI 7NKXI 7Z
12 NKX12—
—NKX12Z
1212
+0.027+0.016
2121
26—
—27
2323
99
6.56.5
0.30.3
1212
2020
9 2009 200
10 30010 300
11 20011 200
15 40015 400
9 2009 200
40.542
IR91216IR91216
NKXI 9NKXI 9Z
15 NKX15—
—NKX15Z
1515
+0.027+0.016
2424
28—
—29
2323
99
6.56.5
0.30.3
1515
2323
12 40012 400
10 50010 500
14 90014 900
16 80016 800
8 8008 800
4445.5
IR121516IR121516
NKXI 12NKXI 12Z
17 NKX17—
—NKX17Z
1717
+0.027+0.016
2626
30—
—31
2525
99
88
0.30.3
1717
2525
12 80012 800
10 80010 800
16 30016 300
18 20018 200
8 5008 500
5253.5
IR141717IR141717
NKXI 14NKXI 14Z
20 NKX20—
—NKX20Z
2020
+0.033+0.020
3030
35—
—36
3030
1010
10.510.5
0.30.3
2020
2929
17 60017 600
14 20014 200
25 40025 400
24 70024 700
7 5007 500
8385.5
IR172020IR172020
NKXI 17NKXI 17Z
25 NKX25—
—NKX25Z
2525
+0.033+0.020
3737
42—
—43
3030
1111
9.59.5
0.60.6
2525
3535
20 00020 000
19 60019 600
32 20032 200
37 30037 300
6 5006 500
124.5127.5
IR202520IR202520
NKXI 20NKXI 20Z
30 NKX30—
—NKX30Z
3030
+0.033+0.020
4242
47—
—48
3030
1111
9.59.5
0.60.6
3030
4040
25 10025 100
20 40020 400
40 10040 100
42 20042 200
6 2006 200
141.5145
IR253020IR253020
NKXI 25NKXI 25Z
35 NKX35—
—NKX35Z
3535
+0.041+0.025
4747
52—
—53
3030
1212
99
0.60.6
3535
4545
27 00027 000
20 40020 400
46 20046 200
44 70044 700
5 6005 600
163167.5
IR303520IR303520
NKXI 30NKXI 30Z
40 NKX40—
—NKX40Z
4040
+0.041+0.025
5252
60—
—61
3232
1313
1010
0.60.6
4040
5252
29 40029 400
26 90026 900
54 10054 100
62 90062 900
5 0005 000
214220
IR354020IR354020
NKXI 35NKXI 35Z
45 NKX45—
—NKX45Z
4545
+0.041+0.025
5858
65—
—66.5
3232
1414
99
0.60.6
4545
5757
31 10031 100
27 90027 900
60 10060 100
69 20069 200
4 6004 600
251264.5
IR404520IR404520
NKXI 40NKXI 40Z
50 NKX50—
—NKX50Z
5050
+0.041+0.025
6262
70—
—71.5
3535
1414
1010
0.60.6
5050
6262
43 00043 000
28 70028 700
85 20085 200
75 40075 400
4 5004 500
277291.5
IR455025IR455025
NKXI 45NKXI 45Z
60 NKX60—
—NKX60Z
6060
+0.049+0.030
7272
85—
—86.5
4040
1717
1212
11
6060
7575
47 50047 500
41 40041 400
103 000103 000
113 000113 000
3 7003 700
443465.5
IR506025IR506025
NKXI 50NKXI 50Z
70 NKX70—
—NKX70Z
7070
+0.049+0.030
8585
95—
—96.5
4040
1818
1111
11
7070
8585
55 50055 500
43 10043 100
120 600120 600
127 000127 000
3 4003 400
577601
IR607025IR607025
NKXI 60NKXI 60Z
＊Suitable for oil lubrication. In case of grease lubrication, down to 70% of this value.
NKX NKX..Z NKXNKX
γ
γ
C1 C2
C
dD F D
11 w da
D2
NKX..ZNKX..Z
γ
γ
C1 C2
C
dD F D
11 w da
D2
