Dimensions mm · values as the standard states them Size P d1 e c a b1 b2 d2 f 10 50
35
5
1.5
7
8
60
48.7
12 52
37
6
1.5
7
8
62
50.7
16 55
39.5
6
1.5
7
10
67
53.7
18 60
41.2
6
1.5
10
10
71
58.7
20 65
44
6
1.5
10
10
76
63.7
22 70
46.5
6
1.5
10
10
81
68.7
24 75
50
7
1.8
10
10
86
73.2
28 80
52.5
7
1.8
10
10
91
78.2
30 85
56.6
7
1.8
10
10
99
83.2
32 90
58.5
7
1.8
10
10
103
88.2
35 95
62.5
8
1.8
10
12
109
93.2
38 100
66
8
1.8
10
12
116
98.2
40 105
68.5
8
1.8
10
12
121
103.2
42 —
—
5
1.2
7
8
—
40.6
45 —
—
5
1.2
7
8
—
43.6
48 —
—
5
1.5
7
8
—
46.7
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 70952
10
d1 inside diameter 50
e 35
c 5
a wall thickness 1.5
b1 7
b2 8
d2 outside diameter 60
f 48.7 Size sheet · DIN 70952
12
d1 inside diameter 52
e 37
c 6
a wall thickness 1.5
b1 7
b2 8
d2 outside diameter 62
f 50.7 Size sheet · DIN 70952
16
d1 inside diameter 55
e 39.5
c 6
a wall thickness 1.5
b1 7
b2 10
d2 outside diameter 67
f 53.7 Size sheet · DIN 70952
18
d1 inside diameter 60
e 41.2
c 6
a wall thickness 1.5
b1 10
b2 10
d2 outside diameter 71
f 58.7 Size sheet · DIN 70952
20
d1 inside diameter 65
e 44
c 6
a wall thickness 1.5
b1 10
b2 10
d2 outside diameter 76
f 63.7 Size sheet · DIN 70952
22
d1 inside diameter 70
e 46.5
c 6
a wall thickness 1.5
b1 10
b2 10
d2 outside diameter 81
f 68.7 Size sheet · DIN 70952
24
d1 inside diameter 75
e 50
c 7
a wall thickness 1.8
b1 10
b2 10
d2 outside diameter 86
f 73.2 Size sheet · DIN 70952
28
d1 inside diameter 80
e 52.5
c 7
a wall thickness 1.8
b1 10
b2 10
d2 outside diameter 91
f 78.2 Size sheet · DIN 70952
30
d1 inside diameter 85
e 56.6
c 7
a wall thickness 1.8
b1 10
b2 10
d2 outside diameter 99
f 83.2 Size sheet · DIN 70952
32
d1 inside diameter 90
e 58.5
c 7
a wall thickness 1.8
b1 10
b2 10
d2 outside diameter 103
f 88.2 Size sheet · DIN 70952
35
d1 inside diameter 95
e 62.5
c 8
a wall thickness 1.8
b1 10
b2 12
d2 outside diameter 109
f 93.2 Size sheet · DIN 70952
38
d1 inside diameter 100
e 66
c 8
a wall thickness 1.8
b1 10
b2 12
d2 outside diameter 116
f 98.2 Size sheet · DIN 70952
40
d1 inside diameter 105
e 68.5
c 8
a wall thickness 1.8
b1 10
b2 12
d2 outside diameter 121
f 103.2 Size sheet · DIN 70952
42
c 5
a wall thickness 1.2
b1 7
b2 8
f 40.6 Size sheet · DIN 70952
45
c 5
a wall thickness 1.2
b1 7
b2 8
f 43.6 Size sheet · DIN 70952
48
c 5
a wall thickness 1.5
b1 7
b2 8
f 46.7 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.
Data notes (2) Status (active/withdrawn) could not be confirmed from the sources used. 6 value(s) omitted after consistency checks: 42 d2: value 52 breaks the size progression — omitted as a probable source typo; 45 d2: value 54 breaks the size progression — omitted as a probable source typo; 48 d2: value 57 breaks the size progression — omitted as a probable source typo; 42 e: value 31 breaks the size progression — omitted as a probable source typo; 45 e: value 32 breaks the size progression — omitted as a probable source typo; 48 e: value 33.5 breaks the size progression — omitted as a probable source typo