Page 510 - MiSUMi 2025

Ball Splines, Hollow Type, Key Provided Straight Nut, One End Tapped /

Economy Series Product Overview Product Overview Economy series
Round Flanged Nut, One End Tapped
Oil Free Bushings Oil Free Bushings

QKey Provided Straight Nut
Spline shaft Nut
Accuracy
H
H
grade Type M Material Hardness S Surface Type M Material Hardness S Surface Economy series
Treatment
Treatment
Equivalent Equivalent
Grade N Hollow to SUJ2 58HRC~ - Straight to SCR420 58HRC~ -
EThis product includes parallel keys. Oil Free Bushings
L3 D=16~20 D=25~30
2-r b
L3 h
bH8 t +0.05 0 bH8 t +0.05 0 Use for medium and low
D1 2Dh8 4M d speed linear motion
M×2 L2 1- φ u 1- φ u I.D. tolerance precision class 7
Lube Hole Lube Hole
L1 ensures more accurate locating
A
3L
Smooth surface makes
Thickness deviation=A-B B linear motion smoother
3L
1Type 2 1mm 4M (Coarse) d D1 L1 L2 L3 bH8 h r t u Thickness Basic Rated Torque Basic Load Rating Allowable Static Moment
M02
deviation Dynamic Ct Static C0t Dynamic C Static C0 M01
Dh8 increments Selection Tolerance A-B (N·m) (N·m) (kN) (kN) (N·m) (N·m)
16 70~500 10 8 31 50 34 17.5 3.5 3.5 1.75 2 2 35.7 65.1 4.3 7.7 37.1 260
80~600
59.5 107.8
380
55.3
1.0
0
4 E-BKFS 20 100~800 12 18 20 10 35 -0.039 56 39.7 29 4 4 2 2.5 3 or Less 135.1 243.6 5.9 10.7 103.5 685.9 QI.D. tolerance precision class 7 ensures more accurate locating. 4
10
36
15
15
42
71 50.3
90~800
25
80
11
16
60
190.4 343
19.6 148.4 932.7
30
47
42
Linear Guides / Linear Shafts / Linear Bushing / Ball Splines / Oil Free Bushings QRound Flanged Nut Accuracy Hollow M Material Hardness S Surface flanged M Material Nut Hardness S Surface all products are inspected before shipping from the factory to ensure products meet specifications in the catalog. Oil Free Bushings Linear Bushing / Ball Splines / Linear Guides / Linear Shafts /
· Even for MISUMI Economy series, the inspection standard is the same as that of MISUMI Standard products, and
Overall length dimension check
Appearance inspection
I.D. Dimension check
O.D. Dimension check
Spline shaft
H
H
grade
Type
Type
Treatment
Treatment
Round
Equivalent
Equivalent
58HRC~
Grade N
-
-
58HRC~
to SCR420
to SUJ2
Linear Guides D=16/20 4-X Mounting Holes D=25/30 4-X Mounting Holes Guides Linear
45°
45°
45°
45°
Y Depth Z
Y Depth Z
4M
P.04-011 D2 M×2 d 2Dh8 D1 P.C.D P.C.D P.04-011
Cross Roller Guides H W L1 Lube Hole 1- φ u Guides Cross Roller
1- φ u
Lube Hole
A
3L
P.04-039 B Thickness deviation=A-B QSmooth surface makes linear motion smoother P.04-039
· Slow feed cutting is adopted for MISUMI Economy series, resulting in smooth surface, reducing
Linear Shafts / Bushings 1Type Dh8 increments Selection d D1 Tolerance D2 L1 H W P.C.D X Y Z u Thickness Basic Rated Torque Basic Load Rating Allowable Static Moment friction in linear motion, and enhancing life-time. MISUMI Economy series Bushings Linear Shafts /
4M
3L
2
1mm
(Coarse)
deviation Dynamic Ct Static C0t Dynamic C Static C0 M01
M02
Cases of poor quality of Generic Products on the market
A-B
(N·m)
(kN)
(kN)
(N·m)
(N·m) (N·m)
7.7
6
37.1
70~500
65.1
35.7
31
260
8
18
58 56
107.8
380
59.5
20
55.3
80~600
5.9
10 35
45
1.0
0
5.5 9.5
P.04-043 E-BKFM 16 100~800 10 12 18 20 16 47 -0.039 51 50 10 26.5 40 4.5 8 5.4 2 3 or Less 135.1 243.6 4.3 10.7 103.5 685.9 Rough surface, large friction and short life-time Smooth surface, smoother when used with linear shaft P.04-043
65 71
15
15 42
10
25
90~800
52
8
13
19.6
6.6 11
11
30
190.4
30
60
75 80
343
148.4 932.7
Ball Splines Ordering Part Number (1Type · 2D) - - 3L - - 4M Ball Splines
Example
E-BKFM16
300
M10
Example
Example
P.04-107 Alterations Ordering Part Number (1Type · 2D) - 3L - 4M - (NTW...etc.) Alterations Ordering Part Number (1Type · 2D) - 3L - 4M - (NTW...etc.) P.04-107
NTW
- 300 - M10 -
- 300 - M10 -
NTW
E-BKFS16
E-BKFM16
Oil Free Bushings Alterations 1Addition of Nuts 2Addition of Surface Treatment Alterations 1Addition of Nuts 2Addition of Surface Treatment Bushings Oil Free
Nickel plating
Nickel plating
(light yellow)
(light yellow)
L
L
P.04-126 Code NTW The surfaces of spline shaft and Code NTW The surfaces of spline shaft and P.04-126
NKR
NKR
Shaft Supports / Collars E When 1 is configured, there is no guarantee that the keyway positions of the 2 nuts are concentric. E When 2 is configured, the surface will be light yellow, and there may be a color difference. Collars Shaft Supports /
Add 1 nut of the same specifications
Add 1 nut of the same specifications
Spec.
Spec.
nut are nickel plated
nut are nickel plated
(With 1 nut added, there are 2 nuts)
(With 1 nut added, there are 2 nuts)
(Plating thickness: above 1μ)
(Plating thickness: above 1μ)
E When 2 is configured, the surface will be light yellow, and there may be a color difference.
Due to the surface treatment process, the following parts are more susceptible to rust.
-Cut section -Groove part
P.04-144 Due to the surface treatment process, the following parts are more susceptible to rust. -Cut section -Groove part P.04-144
04-125 Ball Splines 04-126