NIKKI PRECISION LOCKNUT
About
About NIKKI
Quality Assurance
Products
Best Flank Angle Locking Series
HKF Locknuts
HKR Locknuts
30˚ Flank Locking Series
MF Locknuts
BF Locknuts
TMF Locknuts
SFZ Locknuts
MFZ Locknuts
BFZ Locknuts
Radial Locking Series
MR Locknuts
SR Locknuts
MRRA Locknuts
MRZ Locknuts
SRZ Locknuts
MRN Locknuts
MRS Stainless Steel Locknuts
Axial Locking Series
MKR Locknuts
MKW Locknuts
MKK Locknuts
MA Locknuts
Mounting Tools
Customized Locknuts
NIKKI Brochure
Application
Applications Installation
Hook Wrench Reference
FAQ
Support
NIKKI Technical Support
News
Exhibition Information
Cooperation
NIKKI Product Testing Equipment
Contact Us
Agent
Contact form
English
繁體中文
Sub Menu
Product Search
Category
Product Search
Product
Best Flank Angle Locking Series
30˚ Flank Locking Series
Radial Locking Series
MR Locknuts
SR Locknuts
MRRA Locknuts
MRZ Locknuts
SRZ Locknuts
MRN Locknuts
MRS Stainless Steel Locknuts
Axial Locking Series
Mounting Tools
Customized Locknuts
NIKKI Brochure
Product
Radial Locking Series
MRRA Locknuts
Categories list
MRRA Precision Locknut - Radial Locking
The series locknut is designed for high radial torque request.
The locknut setscrews intersect at a 90° 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.
The series locknut is designed for special area in where space is limited.
The connecting face and thread area are all produced by high precision grinding process.
‧Material:JIS SCM440/DIN42CrMo4/AISI 4140
‧Hardness:HRC 28-32
‧Precision:ISO 4H
‧The maximum runout between locating face and thread is 0.002 mm
NIKKI Product Spec:
TYPE
Dimensions
Screw
Screw Torque
d0
D
h
g
t
d
DIN
MAX kg-cm
MRRA15/32
M15X1.0P
32
20
4
2
27
M5
48
MRRA17/38
M17X1.0P
38
5
33
MRRA20/38
M20X1.0P
38
33
MRRA20/38
M20X1.5P
38
33
MRRA20/52
M20X1.0P
52
25
47
MRRA20/52
M20X1.5P
52
47
MRRA25/45
M25X1.5P
45
20
40
M6
80
MRRA25/58
M25X1.5P
58
24
6
2.5
52
MRRA30/52
M30X1.5P
52
22
5
2
47
MRRA30/65
M30X1.5P
65
30
6
2.5
59
MRRA35/58
M35X1.5P
58
22
52
MRRA35/70
M35X1.5P
70
30
64
MRRA40/62
M40X1.5P
62
22
56
M8
190
MRRA40/75
M40X1.5P
75
30
69
MRRA45/68
M45X1.5P
68
24
62
MRRA45/85
M45X1.5P
85
32
7
3
78
MRRA50/75
M50X1.5P
75
25
6
2.5
68
MRRA50/92
M50X1.5P
92
32
8
3.5
84
MRRA55/98
M55X2.0P
98
90
MRRA60/98
M60X2.0P
98
90
MRRA65/105
M65X2.0P
105
97
MRRA70/110
M70X2.0P
110
35
102
MRRA75/125
M75X2.0P
125
38
117
MRRA80/120
M80X2.0P
120
35
10
4
105
MRRA90/130
M90X2.0P
130
38
120
MRRA90/155
M90X2.0P
155
146
MRRA100/140
M100X2.0P
140
12
5
128
M10
360
MRRA110/180
M110X2.0P
180
40
14
6
167
MRRA130/210
M130X2.0P
210
16
7
205
MRRA150/230
M150X2.0P
230
42
18
8
215
M12
560
Remark
‧When ordering above products, please refer to the TYPE & Pitch
‧To prevent above locknuts are in short supply, please send your order in advance.
Display
Illustration
List
No Data...
First
Previous
Next
Last
Page:
Total:0
Cart
0
Login
Notes