NIKKI PRECISION LOCKNUT
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Best Flank Angle Locking Series
30˚ Flank Locking Series
MF Locknuts
BF Locknuts
TMF Locknuts
SFZ Locknuts
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Product
30˚ Flank Locking Series
SFZ Locknuts
Categories list
SFZ Precision Locknut - Flank Locking
The locknut setscrews intersect at a 30° angle which drives the locking brass to stick perfectly on the shaft’s thread flank.
No thrust washer or keyway needed.
Easy to assemble and disassemble.
Can be re-used if handled properly.
‧Material:JIS SCM440/DIN42CrMo4/AISI 4140
‧Precision:ISO 4H
‧The maximum runout between locating face and thread is 0.005 mm
NIKKI Product Spec:
TYPE & Pitch
Dimensions
Axial Load Static
kN
Loosening Torque
kg-cm
Screw Torque
D
h
g
t
d1
d2
L
DIN
MAX kg-cm
SFZ10X0.75P
28
14
4
2
23
11
24
35
150
M5
48
SFZ12X1.0P
30
25
13
27
40
180
SFZ15X1.0P
33
16
28
16
30
60
200
SFZ17X1.0P
37
18
5
33
18
34
80
250
M6
80
SFZ20X1.0P
40
35
21
36
90
350
SFZ25X1.5P
44
20
39
26
41
130
450
SFZ30X1.5P
49
44
32
46
160
550
SFZ35X1.5P
54
22
49
38
50
190
650
SFZ40X1.5P
65
6
2.5
59
42
60
210
800
M8
190
SFZ45X1.5P
70
64
48
65
240
950
SFZ50X1.5P
75
25
7
3
68
52
70
300
1150
SFZ55X2.0P
85
78
58
80
340
2250
SFZ60X2.0P
90
26
8
3.5
82
62
85
380
2450
SFZ65X2.0P
95
28
87
68
90
460
2650
SFZ70X2.0P
100
92
72
95
490
2850
SFZ75X2.0P
105
97
77
100
520
3050
SFZ80X2.0P
110
32
100
83
-
620
3250
SFZ85X2.0P
120
10
4
110
88
-
650
6600
M10
360
SFZ90X2.0P
125
115
93
-
680
7200
SFZ95X2.0P
130
120
98
-
710
7800
SFZ100X2.0P
135
125
103
-
740
8400
SFZ110X2.0P
145
134
112
-
800
9600
SFZ120X2.0P
155
144
122
-
860
10800
SFZ130X2.0P
165
12
5
154
132
-
920
12000
SFZ140X2.0P
175
14
6
164
142
-
980
13200
SFZ150X2.0P
185
174
152
-
1040
14400
SFZ160X3.0P
195
184
162
-
1100
16000
SFZ170X3.0P
205
194
172
-
1160
17500
SFZ180X3.0P
215
16
7
204
182
-
1220
19000
SFZ190X3.0P
225
214
192
-
1280
20500
SFZ200X3.0P
235
18
8
224
202
-
1340
23000
Remark
‧When ordering above products, please refer to the TYPE & Pitch.
‧To prevent the locknuts are in short supply, please send your order in advance.
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