Dimensions mm · values as the standard states them Size P e form b r form b d4 form b d5 form b d6 form b 7 ≈ 4
0.5
0.8
7.9
0.3
7.8
±0,05
8 ≈ 4
0.5
0.8
8.9
0.3
8.8
±0,05
10 ≈ 4
0.5
0.8
10.9
0.3
10.8
±0,05
12 ≈ 6
0.6
1
13.2
0.4
13
±0,05
14 ≈ 6
0.6
1
15.2
0.4
15
±0,05
16 ≈ 8
0.9
1.6
17.8
0.4
17.6
±0,05
18 ≈ 8
0.9
1.6
19.8
0.4
19.6
±0,05
20 ≈ 10
1.1
2
22.3
0.5
22
±0,1
22 ≈ 10
1.1
2
24.3
0.5
24
±0,1
24 ≈ 10
1.1
2
26.3
0.5
26
±0,1
25 ≈ 10
1.1
2
27.3
0.5
27
±0,1
26 ≈ 10
1.1
2
28.3
0.5
28
±0,1
28 ≈ 10
1.1
2
30.3
0.5
30
±0,1
30 ≈ 10
1.1
2
32.3
0.5
32
±0,1
32 ≈ 12
1.4
2.5
34.9
0.6
34.5
±0,1
35 ≈ 12
1.4
2.5
37.9
0.6
37.5
±0,1
38 ≈ 12
1.4
2.5
40.9
0.6
40.5
±0,1
40 ≈ 12
1.4
2.5
42.9
0.6
42.5
±0,1
42 ≈ 16
1.4
2.5
45
0.8
44.5
±0,1
45 ≈ 16
1.4
2.5
48
0.8
47.5
±0,1
48 ≈ 16
1.4
2.5
51
0.8
50.5
±0,1
50 ≈ 16
1.4
2.5
53
0.8
52.5
±0,1
55 ≈ 20
1.8
3.2
58.9
0.8
58.2
±0,15
60 ≈ 20
1.8
3.2
63.9
0.8
63.2
±0,15
65 ≈ 20
1.8
3.2
68.9
0.8
68.2
±0,15
70 ≈ 25
1.8
3.2
74
10
73.2
±0,15
75 ≈ 25
1.8
3.2
79
10
78.2
±0,15
80 ≈ 25
1.8
3.2
84
10
83.2
±0,15
85 ≈ 25
1.8
3.2
89
10
88.2
±0,15
90 ≈ 25
1.8
3.2
94
10
93.2
±0,15
95 ≈ 25
1.8
3.2
99
10
98.2
±0,15
100 ≈ 32
1.8
3.2
104.2
1.2
103.2
±0,15
105 ≈ 32
1.8
3.2
109.2
1.2
108.2
±0,15
110 ≈ 32
1.8
3.2
114.2
1.2
113.2
±0,15
115 ≈ 32
1.8
3.2
119.2
1.2
118.2
±0,15
120 ≈ 32
1.8
3.2
124.2
1.2
123.2
±0,15
125 ≈ 32
1.8
3.2
129.5
1.2
128.2
±0,15
Ranges read min – max; ≤ / ≥ where the standard gives one limit, ≈ for approximate values. Sizes in (brackets) are non-preferred. Select a row for its size sheet.
Size sheet · DIN 7993 B
7
e (form b) ≈ 4
r radius (form b) 0.5
d4 (form b) 0.8
d5 (form b) 7.9
d6 (form b) 7.8 Size sheet · DIN 7993 B
8
e (form b) ≈ 4
r radius (form b) 0.5
d4 (form b) 0.8
d5 (form b) 8.9
d6 (form b) 8.8 Size sheet · DIN 7993 B
10
e (form b) ≈ 4
r radius (form b) 0.5
d4 (form b) 0.8
d5 (form b) 10.9
d6 (form b) 10.8 Size sheet · DIN 7993 B
12
e (form b) ≈ 6
r radius (form b) 0.6
d4 (form b) 1
d5 (form b) 13.2
d6 (form b) 13 Size sheet · DIN 7993 B
14
e (form b) ≈ 6
r radius (form b) 0.6
d4 (form b) 1
d5 (form b) 15.2
d6 (form b) 15 Size sheet · DIN 7993 B
16
e (form b) ≈ 8
r radius (form b) 0.9
d4 (form b) 1.6
d5 (form b) 17.8
d6 (form b) 17.6 Size sheet · DIN 7993 B
18
e (form b) ≈ 8
r radius (form b) 0.9
d4 (form b) 1.6
d5 (form b) 19.8
d6 (form b) 19.6 Size sheet · DIN 7993 B
20
e (form b) ≈ 10
r radius (form b) 1.1
d4 (form b) 2
d5 (form b) 22.3
d6 (form b) 22 Size sheet · DIN 7993 B
22
e (form b) ≈ 10
r radius (form b) 1.1
d4 (form b) 2
d5 (form b) 24.3
d6 (form b) 24 Size sheet · DIN 7993 B
24
e (form b) ≈ 10
r radius (form b) 1.1
d4 (form b) 2
d5 (form b) 26.3
d6 (form b) 26 Size sheet · DIN 7993 B
25
e (form b) ≈ 10
r radius (form b) 1.1
d4 (form b) 2
d5 (form b) 27.3
d6 (form b) 27 Size sheet · DIN 7993 B
26
e (form b) ≈ 10
r radius (form b) 1.1
d4 (form b) 2
d5 (form b) 28.3
d6 (form b) 28 Size sheet · DIN 7993 B
28
e (form b) ≈ 10
r radius (form b) 1.1
d4 (form b) 2
d5 (form b) 30.3
d6 (form b) 30 Size sheet · DIN 7993 B
30
e (form b) ≈ 10
r radius (form b) 1.1
d4 (form b) 2
d5 (form b) 32.3
d6 (form b) 32 Size sheet · DIN 7993 B
32
e (form b) ≈ 12
r radius (form b) 1.4
d4 (form b) 2.5
d5 (form b) 34.9
d6 (form b) 34.5 Size sheet · DIN 7993 B
35
e (form b) ≈ 12
r radius (form b) 1.4
d4 (form b) 2.5
d5 (form b) 37.9
d6 (form b) 37.5 Size sheet · DIN 7993 B
38
e (form b) ≈ 12
r radius (form b) 1.4
d4 (form b) 2.5
d5 (form b) 40.9
d6 (form b) 40.5 Size sheet · DIN 7993 B
40
e (form b) ≈ 12
r radius (form b) 1.4
d4 (form b) 2.5
d5 (form b) 42.9
d6 (form b) 42.5 Size sheet · DIN 7993 B
42
e (form b) ≈ 16
r radius (form b) 1.4
d4 (form b) 2.5
d5 (form b) 45
d6 (form b) 44.5 Size sheet · DIN 7993 B
45
e (form b) ≈ 16
r radius (form b) 1.4
d4 (form b) 2.5
d5 (form b) 48
d6 (form b) 47.5 Size sheet · DIN 7993 B
48
e (form b) ≈ 16
r radius (form b) 1.4
d4 (form b) 2.5
d5 (form b) 51
d6 (form b) 50.5 Size sheet · DIN 7993 B
50
e (form b) ≈ 16
r radius (form b) 1.4
d4 (form b) 2.5
d5 (form b) 53
d6 (form b) 52.5 Size sheet · DIN 7993 B
55
e (form b) ≈ 20
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 58.9
d6 (form b) 58.2 Size sheet · DIN 7993 B
60
e (form b) ≈ 20
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 63.9
d6 (form b) 63.2 Size sheet · DIN 7993 B
65
e (form b) ≈ 20
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 68.9
d6 (form b) 68.2 Size sheet · DIN 7993 B
70
e (form b) ≈ 25
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 74
d6 (form b) 73.2 Size sheet · DIN 7993 B
75
e (form b) ≈ 25
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 79
d6 (form b) 78.2 Size sheet · DIN 7993 B
80
e (form b) ≈ 25
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 84
d6 (form b) 83.2 Size sheet · DIN 7993 B
85
e (form b) ≈ 25
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 89
d6 (form b) 88.2 Size sheet · DIN 7993 B
90
e (form b) ≈ 25
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 94
d6 (form b) 93.2 Size sheet · DIN 7993 B
95
e (form b) ≈ 25
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 99
d6 (form b) 98.2 Size sheet · DIN 7993 B
100
e (form b) ≈ 32
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 104.2
d6 (form b) 103.2 Size sheet · DIN 7993 B
105
e (form b) ≈ 32
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 109.2
d6 (form b) 108.2 Size sheet · DIN 7993 B
110
e (form b) ≈ 32
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 114.2
d6 (form b) 113.2 Size sheet · DIN 7993 B
115
e (form b) ≈ 32
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 119.2
d6 (form b) 118.2 Size sheet · DIN 7993 B
120
e (form b) ≈ 32
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 124.2
d6 (form b) 123.2 Size sheet · DIN 7993 B
125
e (form b) ≈ 32
r radius (form b) 1.8
d4 (form b) 3.2
d5 (form b) 129.5
d6 (form b) 128.2 Provenance
Draft — values taken from a single source and not yet cross-checked.
fasteners.eu dimensions, lengths, materials, property classes, current norm, equivalent norms Accessed 2026-09-23 · For design and safety-critical use, consult the current edition of the standard.