674 / 1618
3/152
Clamping
Systems
3
Design:
Quick-clamping nut, tempered and galvanised.
Material: Tempered steel to strength grade 6.
Benefits:
• Effortless bridging of long screw thread and clamping spindles
• Easy assembly/disassembly on narrow and blind spots
• No searching of the thread
• No sizing on the thread caused by external influences
• No adverse effects from fouling such as paint residues or rust
Order
No.
Thread
3905
Spanner width
mm
M
mm
Weight
g
5900
M6
4.59
16
9
10
5910
M8
5.10
19
10.5
15
5920
M10
6.25
22
12.5
23
5930
M12
6.75
27
15
44
5940
M16
9.65
34
16
68
5950
M20
25.30
41
22
85
(W342)
Quick-clamping nut without collar
Extension nut
Order
No.
Thread
3908
3992
Width of
keys
mm
Dimension
E
mm
Height
M
mm
0005
M6
0.99
1.12
10
11.05
18
0010
M8
0.99
1.12
13
14.4
24
0020
M10
1.10
1.34
16
17.8
30
0030
M10*
1.10
1.34
17
18.9
30
0040
M12
1.29
1.57
18
20.03
36
0050
M12*
1.29
1.57
19
21.1
36
0060
M14
1.94
2.28
21
23.4
42
0070
M14*
1.94
2.28
22
24.5
42
0080
M16
2.34
2.74
24
26.8
48
0090
M18
3.28
3.84
27
30.1
54
0100
M20
4.42
5.15
30
33.5
60
0110
M22*
–
7.05
32
35.7
66
0120
M22
–
7.05
34
37.7
66
0130
M24
7.10
8.15
36
40
72
(W340)
(W342)
* Old DIN standard.
Design: Height 3 d.
Both ends are flat.
Cannot be screwed through,
the thread engagement
length should be min. 1 x d. However, we recommend half height of nut (1.5 x d) for optimum
strength.
Material: Tempered steel to strength grade 10.
Application:
To connect two studs (Order No. 3901
Ç
3/149) or to connect studs with
T-slot nuts (Order No. 3900
Ç
3/147).
Design: DIN 6340.
Punched, pressed flat and tempered, strength 1200-1400 N/mm
2
.
Order
No.
Größe
3909
3993
Size
inch
Hole ∅
D1
mm
Outer ∅
D2
mm
Strength
s
mm
0005
M6
0.36
0.45
1/4
6.4
17
3
0010
M8
0.40
0.48
5/16
8.4
23
4
0020
M10
0.46
0.53
3/8
10.5
28
4
0030
M12
0.55
0.61
1/2
13
35
5
0040
M14
0.63
0.71
–
15
40
5
0050
M16
0.72
0.84
5/8
17
45
6
0060
M18
0.95
1.11
–
19
45
6
0070
M20
1.24
1.48
3/4
21
50
6
0080
M22
1.54
1.82
7/8
23
50
8
0090
M24
1.84
2.18
7/8
25
60
8
(W340)
(W342)
Washer
DIN
6340
Clamping elements
674