
Suppliers of Spring washers, waved and curved
This product is regulated by the following standards:
DIN 137 (Equivalent standards: NF E 27620, UNI 8840) UNI 8840 NF E27-620
Technical data
Spring washers, waved and curved


This product is regulated by the following standards:
Standard DIN 137
- NF E 27620
- UNI 8840

Dimensions in mm - source DIN 137 A | ||||||||
Date of publication: 1985 - Norm cancelled without replacement | ||||||||
Thread size | d min/nom | d1 nom | h min | h max | s nom | ≈ mass in Kg x 1000 pcs (ρ=7,85 kg/dm3) | ||
M 2 | 2.2 | 4.5 | 0.5 | 1 | 0.3 | 0.028 | ||
M 2.3 | ||||||||
M 2.5 | ||||||||
M 3 | ||||||||
M 3.5 | ||||||||
M 4 | ||||||||
M 5 | ||||||||
M 6 | ||||||||
M 7 | ||||||||
M 8 | ||||||||
M 10 |
Dimensions in mm - source DIN 137 B | ||||||||
Date of publication: 1985 - Norm cancelled without replacement | ||||||||
Thread size | d min/nom | d1 nom | h min | h max | s min | ≈ mass in Kg x 1000 pcs (ρ=7,85 kg/dm3) | ||
M 3 | 3.2 | 8 | 0.8 | 1.6 | 0.5 | 0.166 | ||
M 3.5 | ||||||||
M 4 | ||||||||
M 5 | ||||||||
M 6 | ||||||||
M 7 | ||||||||
M 8 | ||||||||
M 10 | ||||||||
M 12 | ||||||||
M 14 | ||||||||
M 16 | ||||||||
M 18 | ||||||||
M 20 | ||||||||
M 22 | ||||||||
M 24 |
Standard UNI 8840
Curved and undulated spring washers. Normal series...Information restricted to registered users: Login | Register now for a 14 day free trial
Dimensions in mm - source UNI 8840 Typ A | ||||||||
Date of publication: 04/1985 | ||||||||
Thread size | d min/nom | d1 nom | h min | h max | s nom | |||
M 2 | 2.2 | 4.5 | 0.5 | 1 | 0.3 | |||
M 2.3 | ||||||||
M 2.5 | ||||||||
M 3 | ||||||||
M 3.5 | ||||||||
M 4 | ||||||||
M 5 | ||||||||
M 6 | ||||||||
M 7 | ||||||||
M 8 |
Dimensions in mm - source UNI 8840 Typ A | ||||||||
Date of publication: 04/1985 | ||||||||
Thread size | d min/nom | d1 nom | h min | h max | s min | |||
M 3 | 3.2 | 8 | 0.8 | 1.6 | 0.5 | |||
M 3.5 | ||||||||
M 4 | ||||||||
M 5 | ||||||||
M 6 | ||||||||
M 7 | ||||||||
M 8 | ||||||||
M 10 | ||||||||
M 12 | ||||||||
M 14 | ||||||||
M 16 | ||||||||
M 18 | ||||||||
M 20 | ||||||||
M 22 | ||||||||
M 24 | ||||||||
M 27 | ||||||||
M 30 | ||||||||
M 33 | ||||||||
M 36 |
Standard NF E27-620
Spring washers, 2 wavesInformation restricted to registered users: Login | Register now for a 14 day free trialDetails
Spring washers, waved and curved


Dimensions in mm - source Din 137 A |
||||||||
Date of publication: 1985 - Norm cancelled without replacement | ||||||||
Thread size
|
d min/nom |
d1 nom |
h min | h max |
s nom
|
≈ mass in Kg x 1000 pcs (ρ=7,85 kg/dm3) | ||
M 2
|
2.2
|
4.5
|
0.5
|
1
|
0.3 | 0.028 | ||
M 2.3
|
2.5
|
5
|
0.5
|
1
|
0.3 | 0.035 | ||
M 2.5
|
2.8
|
5.5
|
0.55
|
1.1
|
0.3 | 0.041 | ||
M 3
|
3.2
|
6
|
0.65
|
1.3
|
0.4 | 0.063 | ||
M 3.5
|
3.7
|
7
|
0.7
|
1.4
|
0.4 | 0.088 | ||
M 4
|
4.3
|
8
|
0.8
|
1.6
|
0.5 | 0.14 | ||
M 5
|
5.3
|
10
|
0.9
|
1.8
|
0.5 | 0.222 | ||
M 6
|
6.4
|
11
|
1.1
|
2.2
|
0.5 | 0.247 | ||
M 7
|
7.4
|
12
|
1.2
|
2.4
|
0.5 | 0.361 | ||
M 8
|
8.4
|
15
|
1.7
|
3.4
|
0.5 | 0.476 | ||
M 10
|
10.5
|
18
|
2
|
4
|
0.8 | 1.05 |
Dimensions in mm - source Din 137 B |
||||||||
Date of publication: 1985 - Norm cancelled without replacement | ||||||||
Thread size |
d min/nom |
d1 nom |
h min | h max | s min | ≈ mass in Kg x 1000 pcs (ρ=7,85 kg/dm3) | ||
M 3
|
3.2
|
8
|
0.8 | 1.6 |
0.5
|
0.166 | ||
M 3.5
|
3.7
|
8
|
0.9 | 1.8 |
0.5
|
0.154 | ||
M 4
|
4.3
|
9
|
1 | 2 |
0.5
|
0.193 | ||
M 5
|
5.3
|
11
|
1.1 | 2.2 |
0.5
|
0.286 | ||
M 6
|
6.4
|
12
|
1.3 | 2.6 |
0.5
|
0.318 | ||
M 7
|
7.4
|
14
|
1.5 | 3 |
0.8
|
0.535 | ||
M 8
|
8.4
|
15
|
1.5 | 3 |
0.8
|
0.76 | ||
M 10
|
10.5
|
21
|
2.1 | 4.2 |
1
|
2.04 | ||
M 12
|
13
|
24
|
2.5 | 5 |
1.2
|
3.01 | ||
M 14
|
15
|
28.0
|
3 | 6 |
1.6
|
5.17 | ||
M 16
|
17
|
30
|
3.2 | 6.4 |
1.6
|
5.65 | ||
M 18
|
19
|
34
|
3.3 | 6.6 |
1.6
|
7.35 | ||
M 20
|
21
|
36
|
3.7 | 7.4 |
1.6
|
8.43 | ||
M 22
|
23
|
40
|
3.9 | 7.8 |
1.8
|
11.9 | ||
M 24
|
25
|
44
|
4.1 | 8.2 |
1.8
|
14.5 |
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