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ISOCurrent✓ Reviewed · checked against the ISO table

ISO 8747

Grooved pins with countersunk head

Replaces
DIN 1477
National equivalents
CSN 022191 · PN 82982
Head · drive
Countersunk (flat) head
Property classes
A1
Materials
SteelStainless

Dimensions

mm · values as the standard states them
SizePd1dkc
1.4
1.35 – 1.4
2.3 – 2.7
0.42
1.6
1.55 – 1.6
2.6 – 3
0.48
2
1.95 – 2
3.3 – 3.7
0.6
2.5
2.425 – 2.5
4.2 – 4.6
0.75
3
2.925 – 3
4.95 – 5.25
0.9
4
3.9 – 4
6.75 – 7.25
1.2
5
4.9 – 5
8.5 – 9.1
1.5
6
5.9 – 6
10.2 – 10.8
1.8
8
7.85 – 8
13.6 – 14.4
2.4
10
9.85 – 10
14.9 – 16
3
12
11.8 – 12
17.7 – 19
3.6
16
15.8 – 16
23.7 – 26
4.8
20
19.8 – 20
30.7 – 31.5
6

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.

Length tolerances

32.8 – 3.2
43.7 – 4.3
54.7 – 5.3
65.7 – 6.3
87.7 – 8.3
109.7 – 10.3
1211.6 – 12.4
1615.6 – 16.4
2019.5 – 20.5
2524.5 – 25.5
3029.5 – 30.5
3534.5 – 35.5
4039.5 – 40.5

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