Dimension Std For Heavy Hex Nut As per IS 6623
| Sl No. | Thread Size, d | Dimensions | ||||||
|---|---|---|---|---|---|---|---|---|
| M 16 | M 20 | (M 22) | M 24 | (M 27) | M 30 | M 36 | ||
| (1) | (2) | (4) | (5) | (6) | (7) | (8) | (9) | (10) |
| i) | p1) | 2 | 2.5 | 2.5 | 3 | 3 | 3.5 | 4 |
| ii) | dw Max |
17.3 | 21.6 | 23.8 | 25.9 | 29.2 | 32.4 | 38.9 |
| dw Min |
16.0 | 20.0 | 22.0 | 24.0 | 27.0 | 30.0 | 36.0 | |
| iii) | dw2) Max |
-- | -- | -- | -- | -- | -- | -- |
| dw2) Min |
24.9 | 31.4 | 33.3 | 38.0 | 42.8 | 46.5 | 55.9 | |
| iv) | e Min |
29.56 | 37.29 | 39.55 | 45.20 | 50.85 | 55.37 | 66.44 |
| v) | m Max |
17.1 | 20.7 | 23.6 | 24.2 | 27.6 | 30.7 | 36.6 |
| m Min |
16.4 | 19.4 | 22.3 | 22.9 | 26.3 | 29.1 | 35.0 | |
| vi) | m′ Min |
13.1 | 15.5 | 17.8 | 18.3 | 21.0 | 23.3 | 28.0 |
| vii) | m″ Min |
11.5 | 13.6 | 15.6 | 16.0 | 18.4 | 20.4 | 24.5 |
| viii) | c Max |
0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
| c Min |
0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | |
| ix) | s Max |
27.00 | 34.0 | 35.0 | 41.0 | 46.0 | 50.0 | 60.0 |
| s Min |
26.16 | 33.0 | 34.0 | 40.0 | 45.0 | 49.0 | 58.8 | |
Disclaimer - Dimensional data and technical information for IS 6623 was obtained from publicly available sources and not acquired through standards agencies. It has been completed and compiled for reference purposes only; where discrepancies are found they are subject to change without notice. Aim Tech makes no warranties or representations regarding the accuracy and validity of the compiled information and data. Contact the relevant standards authorities for accurate and detailed information.