AL JAZEERA BOLTS INDUSTRIES LLC - | E-Showroom
NUTS SUPPLIERS IN UAE
Standard metric hex nuts sizes
Standard SAE hex nuts sizes
Nut quotation
Note that flat (wrench) sizes differ from industry standards. For example, wrench sizes of fastener used in Japanese built cars comply with JIS automotive standard.
| Nominal holediameter, D (mm) | Pitch,P (mm) | Across flats,A/F (mm) | External diameter;across corners,A/C (mm) | Height, H (mm) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1stchoice | 2ndchoice | Coarse | Fine | ISO | DIN | JIS | Hex nut | Jam nut | Nylon nut | |
| 1 | 0.25 | 2.5 | ||||||||
| 1.2 | 0.25 | |||||||||
| 1.4 | 0.3 | |||||||||
| 1.6 | 0.35 | 3.2 | ||||||||
| 1.8 | 0.35 | |||||||||
| 2 | 0.4 | 4 | 1.6 | 1.2 | - | |||||
| 2.5 | 0.45 | 5 | 2 | 1.6 | - | |||||
| 3 | 0.5 | 5.5 | 6.4 | 2.4 | 1.8 | 4 | ||||
| 3.5 | 0.6 | 6 | ||||||||
| 4 | 0.7 | 7 | 7 | 7 | 8.1 | 3.2 | 2.2 | 5 | ||
| 5 | 0.8 | 8 | 8 | 8 | 9.2 | 4 | 2.7 | 5 | ||
| 6 | 1 | 0.75 | 10 | 10 | 10 | 11.5 | 5 | 3.2 | 6 | |
| 7 | 1 | 11 | 5.5 | 3.5 | - | |||||
| 8 | 1.25 | 1 | 13 | 13 | 12 | 15 | 6.5 | 4 | 8 | |
| 10 | 1.5 | 1.25 or 1 | 16 | 17 | 14 | 19.6 | 8 | 5 | 10 | |
| 12 | 1.75 | 1.5 or 1.25 | 18 | 19 | 17 | 22.1 | 10 | 6 | 12 | |
| 14 | 2 | 1.5 | 21 | 22 | 19 | 11 | 7 | 14 | ||
| 16 | 2 | 1.5 | 24 | 24 | 22 | 27.7 | 13 | 8 | 16 | |
| 18 | 2.5 | 2 or 1.5 | 27 | 15 | 9 | 18.5 | ||||
| 20 | 2.5 | 2 or 1.5 | 30 | 30 | 34.6 | 16 | 10 | 20 | ||
| 22 | 2.5 | 2 or 1.5 | 32 | |||||||
| 24 | 3 | 2 | 36 | 41.6 | 19 | |||||
| 27 | 3 | 2 | 41 | |||||||
| 30 | 3.5 | 2 | 46 | 53.1 | 24 | |||||
| 33 | 3.5 | 2 | ||||||||
| 36 | 4 | 3 | 55 | 63.5 | 29 | |||||
| 39 | 4 | 3 | ||||||||
| 42 | 4.5 | 3 | ||||||||
| 45 | 4.5 | 3 | ||||||||
| 48 | 5 | 3 | ||||||||
| 52 | 5 | 4 | ||||||||
| 56 | 5.5 | 4 | ||||||||
| 60 | 5.5 | 4 | ||||||||
| 64 | 6 | 4 | ||||||||
| UTSsize | Nominal holediameter, D | Pitch, P | Across flats,A/F | Across corners,A/C | Height, H | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Coarse (UNC) | Fine (UNF) | Extra fine (UNEF) | Hex nut | Jam nut | Nylon nut | |||||||||||||||||||
| (in) | (mm) | (in) | (mm) | (in) | (mm) | (in) | (mm) | (in) | (mm) | (in) | (mm) | (in) | (mm) | (in) | (mm) | (in) | (mm) | |||||||
| #0 | 5⁄32 | 0.1563 | 3.969 | |||||||||||||||||||||
| #1 | 5⁄32 | 0.1563 | 3.969 | |||||||||||||||||||||
| #2 | 0.086 | 2.1844 | 3⁄16 | 0.1875 | 4.763 | 5.18 | 1.65 | |||||||||||||||||
| #3 | 3⁄16 | 0.1875 | 4.763 | 5.10 | 1.85 | |||||||||||||||||||
| #4 | 0.1120 | 2.8448 | 1⁄4 | 0.2500 | 6.35 | 7.05 | 2.25 | |||||||||||||||||
| #6 | 0.1380 | 3.5052 | 5⁄16 | 0.3125 | 7.938 | 8.95 | 2.85 | |||||||||||||||||
| #8 | 0.1640 | 4.1656 | 11⁄32 | 0.3440 | 8.731 | 0.386 | 9.80 | 3.05 | ||||||||||||||||
| #10 | 0.1900 | 4.8260 | 3⁄8 | 0.3750 | 9.525 | 0.461 | 11.70 | 3.10 | ||||||||||||||||
| #12 | 0.2160 | 5.4864 | 7⁄16 | 0.4375 | 11.113 | |||||||||||||||||||
| 1⁄4 | 1⁄4 | 0.250 | 6.350 | 7⁄16 | 0.4375 | 11.113 | ||||||||||||||||||
| 5⁄16 | 5⁄16 | 0.3125 | 7.9375 | 1⁄2 | 0.5000 | 12.700 | 0.577 | |||||||||||||||||
| 3⁄8 | 3⁄8 | 0.375 | 9.525 | 9⁄16 | 0.5620 | |||||||||||||||||||
