Page 858 - MiSUMi 2025

Eccentric Bearing Lock Nuts /

Economy series
Loosening Prevention Lock Nuts for Bearings Product Overview Bearing Shaft Screws

QEccentric Lock Nut
Type M Material S Surface Treatment
E-ELN S45C Black Oxide Film Economy series
E-ELNS SUS304 -
Bearing Shaft Screws

S 2 1 2 1
T
Space-saving
a* a* Applicable to bearing installation
2M D1 2M D2 D1
9 *Specified offset "a" is provided e
between the center of the second
Bearings / Bearings with Housings / Related Accessories stamped markings on body due Thread Nominal 1No.1 Nut (Lower Nut) 2No.2 Nut (Upper Nut) Common to No.1 and 2 Unit Thickness L Mass per Set
nut and the center of screw shaft.
E Some models may not have
b
e1
B
L
B
to product size limitations.
Part Number
M×Pitch
2Thread
(g)
Max.
T
B
e
Min.
b
B
1Type
S
D2
D1
D1
e1
(Fine)
Nominal M
10
9.5
22
12×1.0
22
12
17
17
23
15×1.0
21
25
15 10×0.75 18 13 6 7 2.7 18 6 7 2.5 3.5 3 4 2 11.5 10.5 15 QProduct Features and Usage
25
4.5
12.5
28
24
29
28
17×1.0
17
E-ELN
Bearings E-ELNS 20 20×1.0 32 26 10 8 32 10 8 5.5 5 13.5 14.5 103 According to the requirements of customers, we have developed the most suitable bolts for bearings and idlers!
43
(S45C)
72
32
38
25
38
25×1.5
17.5
16
6
30
30×1.5
45
38
45
(SUS304)
35
21.5
40 35×1.5 52 44 11 4.2 52 11 4 7 8 18 19.5 150
12
58
12
50
40×1.5
225
20
58
P.09-007 45 45×1.5 65 56 13 65 13 10 9 6 2.5 22 23.5 295 Feature 1 MISUMI Standard products Economy series Feature 3 Thin head, Space-saving
Bearings with Housings E Please refer to the official website of MISUMI for details of the models sold. suitable for bearing Standard products The head is too
14
340
25.5
50×1.5
61
14
24
50
70
70
Head size
MISUMI
Ordering
Part Number (1Type · 2M)
Example
thick to be
P.09-038 E-ELN10 The head is too large, Reduced head size to used in tight
spaces
QLoosening Prevention Lock Nut and interferes with the outer ring of the bearing avoid interference Obstacles Economy series The thickness
Bearing Lock Nuts Thread E-BNG Type E-BNGS Feature 2 MISUMI Standard products Economy series of the head is
Coarse
reduced
Relief groove is removed
P.09-081 Fine E-BNR E-BNRS Thread strength is reinforced to save space
Bearing Shaft Screws / Bearing Spacers 6.3 1.6 *The above is a comparison with equal-height bolts. Installation in tight spaces Thickness is reduced
P.09-086 m C S F QExample of Use
Other New Products (Bearing Related) 2M d D Most suitable for large-quantity use in low-speed and medium-to-low load mechanisms!
shaft for medium load to realize transmission function
belt tension
P.09-090 E Some models may not have 1.6 1 When used together with bearings, it can be used as a 2 It can be used as an idler shaft for low speed to adjust the
stamped markings on body due
to product size limitations. B
Collar
Part Number Thread Nominal M×Pitch Collar
1Type 2Thread Coarse Fine D d F B C S m Washer
Nominal M
M6×1.0
M3-3
E-BNG 6 8 M8×1.25 M6×0.75 14.5 10 12 5.5 3 4 0.5 (Supplied with Nut)
13
14
M8×1.0
17
6.5
(Coarse, S45C 10 M10×1.5 M10×1.0 20 16 17
Surface Treatment: Black oxide film) 12 M12×1.75 M12×1.0 22 17 19 8 5
E-BNGS 15 - M15×1.0 1 M4-4
(Coarse, SUS304) 17 - M17×1.0 25 21 22 10 6 (Supplied with Nut)
E-BNR 20 M20×2.5 M20×1.0 35 26 30 13 8
(Fine, S45C
M5-5
Surface Treatment: Black oxide film) 25 - M25×1.5 43 33 35 16 10 (Supplied with Nut) Bearing Shaft Screws Bearing Shaft Screws
E-BNRS 2
M6-6
(Fine, SUS304) 30 M30×3.5 M30×1.5 48 39 40 20 14 (Supplied with Nut) * For medium load and low speed, applicable O.D.: -0.05 to -0.01→ Recommended: bearing shaft screws / idlers.
* For high load and high speed, applicable O.D.: g6→ Recommended: cantilever pin, fulcrum pin.
Ordering Part Number (1Type · 2M)
Example E-BNG6
09-085 Bearing Lock Nuts