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| Customization: | Available |
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| Material: | Stainless Steel |
| Type: | Hexagon Head |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| DIN982 Hex Head Nylon Insert Lock Nut | |
| Material: | Carbon Steel, Stainless Steel, Brass etc. |
| Standards: | GB, DIN, ISO, ANSI/ASTM, BS, BSW, JIS, ETC |
| Size: | M3-M39 or non-standard asa request & design |
| Finish: | Plain, Black, Zinc, Yellow Zinc, HDG, Dacromet, etc. |
| Grade: | A2-70, A4-70, A4-80, 4.8, 8.8, 10.9, 12.9 |
| Thread Size d |
M3 | M4 | M5 | M6 | (M7) | M8 | M10 | M12 | (M14) | M16 | |
| P | Pitch | 0.5 | 0.7 | 0.8 | 1 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 |
| da | max | 3.45 | 4.6 | 5.75 | 6.75 | 7.75 | 8.75 | 10.8 | 12.96 | 15.12 | 17.28 |
| min | 3 | 4 | 5 | 6 | 7 | 8 | 10 | 12 | 14 | 16 | |
| dw | min | 4.84 | 6.2 | 7.2 | 8.88 | 9.63 | 11.63 | 14.63 | 16.63 | 19.64 | 22.49 |
| e | min | 6.01 | 7.66 | 8.79 | 11.05 | 12.12 | 14.38 | 17.77 | 20.03 | 23.36 | 26.75 |
| h | max=nominal size | 4.8 | 6.5 | 6.95 | 8 | 9.2 | 9.5 | 11.9 | 14.9 | 17 | 19.1 |
| min | 4.32 | 5.92 | 6.37 | 7.42 | 8.62 | 8.92 | 11.2 | 14.2 | 15.9 | 17.8 | |
| m | min | 2.45 | 3.3 | 4.4 | 4.9 | 6.14 | 6.44 | 8.04 | 10.37 | 12.1 | 14.1 |
| mw | min | 1.96 | 2.64 | 3.52 | 3.92 | 4.91 | 5.15 | 6.43 | 8.3 | 9.68 | 11.28 |
| s | max=nominal size | 5.5 | 7 | 8 | 10 | 11 | 13 | 16 | 18 | 21 | 24 |
| min | 5.32 | 6.78 | 7.78 | 9.78 | 10.73 | 12.73 | 15.73 | 17.73 | 20.67 | 23.67 | |
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| Q1: Do you provide customized sizes or special nuts? |
| A1: Yes. We can manufacture non-standard nuts, special thread pitches, and custom surface treatments according to your drawings or samples. |
| Q2: What types of nuts do you manufacture? |
| A2: We supply a full range of nuts including hex nuts, flange nuts, lock nuts, nylon-insert nuts, square nuts, cap nuts, weld nuts, T-nuts, wing nuts, and non-standard custom nuts. |
| Q3: Do you provide samples before mass production? |
| A3: Yes, we offer free or low-cost samples for quality and dimension confirmation prior to order. |
| Q4: How do you control product quality? |
| A4: Every batch is tested for torque, hardness, thread precision, and salt spray corrosion resistance, following ISO 9001 quality system standards. |
| Q5: Do you offer OEM or customized production? |
| A5: Yes. We can produce screws according to samples, technical drawings, or specific drive/head combinations, and offer custom packaging and labeling. |
| Q6: Can the nuts be paired with your bolts, screws, and washers? |
| A6: Yes. As a fastener supplier, we can provide full sets (bolt + nut + washer) with matching specifications, surface treatment, and performance levels. |
| Q7: Can your nuts resist corrosion in outdoor or marine environments? |
| A7: Yes. We offer SS316, hot-dip galvanizing, Geomet, and Dacromet, which provide excellent corrosion resistance for coastal, marine, and outdoor projects. |
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