Dimensions mm · values as the standard states them 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 74361 B
M14x1.5
d1 14.77
e width across corners ≥ 21.1
h height of the nut 16
d2 diameter of the thread run 27
h1 width of the collar 3.5
S 19 Thread · ISO 261/262
Pitch P 1.5
d2 13.026
d3 12.16
Tap drill 12.5
Stress area As 124.55 mm² Size sheet · DIN 74361 B
M18x1.5
d1 18.83
e width across corners ≥ 26.51
h height of the nut 19
d2 diameter of the thread run 29
h1 width of the collar 4.5
S 24 Thread · ISO 261/262
Pitch P 1.5
d2 17.026
d3 16.16
Tap drill 16.5
Stress area As 216.23 mm² Size sheet · DIN 74361 B
M20x1.5
d1 20.83
e width across corners ≥ 29.87
h height of the nut 21
d2 diameter of the thread run 34
h1 width of the collar 5.5
S 27 Thread · ISO 261/262
Pitch P 1.5
d2 19.026
d3 18.16
Tap drill 18.5
Stress area As 271.5 mm² Size sheet · DIN 74361 B
M22x1.5
d1 22.83
e width across corners ≥ 33.23
h height of the nut 23
d2 diameter of the thread run 36
h1 width of the collar 6.5
S 30 Thread · ISO 261/262
Pitch P 1.5
d2 21.026
d3 20.16
Tap drill 20.5
Stress area As 333.06 mm² 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.