NIKKI PRECISION LOCKNUT
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Best Flank Angle Locking Series
30˚ Flank Locking Series
MF Locknuts
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Product
30˚ Flank Locking Series
BFZ Locknuts
Categories list
BFZ 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
‧Hardness:HRC 28-32
‧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
Screw Torque
D
h
g
t
d
DIN
MAX kg-cm
BFZ15 x 1.0P
30
25
14
3X4
2
60
250
M5
48
BFZ17 x 1.0P
32
27
16
70
300
BFZ20 X 1.0P
38
33
90
400
M6
80
BFZ20 X 1.5P
90
400
BFZ25 X 1.5P
18
3X5
120
800
BFZ30 X 1.5P
45
40
145
1400
BFZ35 x 1.5P
52
47
170
1800
M8
190
BFZ40 x 1.5P
58
52
20
3X6
2.5
190
2200
BFZ45 x 1.5P
65
59
220
2500
BFZ50 x 1.5P
70
64
250
2700
BFZ55 x 2.0P
75
68
22
3X7
3
310
2900
BFZ60 x 2.0P
80
73
350
3100
BFZ65 x 2.0P
85
78
400
3200
BFZ70 x 2.0P
92
84
24
3X8
3.5
450
3400
BFZ75 x 2.0P
98
90
480
3600
BFZ80 x 2.0P
105
96
580
3800
BFZ85 x 2.0P
110
102
620
4000
BFZ90 x 2.0P
120
108
26
6X10
4
680
4500
BFZ95 x 2.0P
125
113
720
4750
BFZ100 x 2.0P
130
118
740
5000
BFZ105 x 2.0P
140
125
28
770
5250
M10
360
BFZ110 x 2.0P
145
132
800
5500
BFZ115 x 2.0P
150
137
830
5750
BFZ120 x 2.0P
155
142
30
6X12
5
860
6000
BFZ125 x 2.0P
160
147
890
6250
BFZ130 x 2.0P
165
152
920
6500
BFZ135 x 2.0P
175
160
32
950
6750
BFZ140 x 2.0P
180
165
980
7000
BFZ145 x 2.0P
190
175
1010
7250
BFZ150 x 2.0P
195
180
1050
7500
BFZ155 x 3.0P
200
34
6X14
6
1100
7750
BFZ160 x 3.0P
210
190
1200
8000
BFZ165 x 3.0P
1230
8250
BFZ170 x 3.0P
220
200
1260
8500
BFZ180 x 3.0P
230
205
36
6X16
7
1370
9000
M12
600
BFZ190 x 3.0P
240
215
1430
9500
BFZ200 x 3.0P
250
225
38
1500
9900
Remark
‧When ordering above products, please refer to the TYPE & Pitch.
‧If left hand thread required, please notify “L” after the TYPE & Pitch. For example:BF25X1.5P-L
‧If inch thread required, please refer to the TYPE & Pitch. For example:BF25-U20
‧To prevent the locknuts are in short supply, please send your order in advance.
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