
High Strength Grade 4 8 10 12 Steel Black Oxide DIN 935 Castle Nuts
Product Photos and Information
| Name | Castle Nuts |
| Standards | DIN ISO ANC BSW JIS etc. |
| Size | M3-M50 |
| Length | 8-32 |
| Materials | Carbon Steel/Stainless Steel |
| Strength level | 4 5 8 10 12 A2-70 A4-70 A4-80 etc. |
| Surface finish | ZPHDGBLACKDacromet etc. |
| Samples | Subject to availability and agreement |
Product Standards
| Hexagonal Slotted Nuts DIN 935 | ||||||||||||||
| thread size | M4 | M5 | M6 | (M7) | M8 | M10 | M10 | M12 | M12 | (M14) | (M14) | M16 | ||
| d | ||||||||||||||
| P | Pitch (coarse) | 0.7 | 0.8 | 1 | 1 | 1.25 | 1.5 | 1.5 | 1.75 | 1.75 | 2 | 2 | 2 | |
| fine teeth | - | - | - | - | 1 | 1.25 | 1.25 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | ||
| fine teeth | - | - | - | - | - | 1 | 1 | 1.25 | 1.25 | - | - | - | ||
| d a | minimum | 4 | 5 | 6 | 7 | 8 | 10 | 10 | 12 | 12 | 14 | 14 | 16 | |
| maximum value | 4.6 | 5.75 | 6.75 | 7.75 | 8.75 | 10.8 | 10.8 | 13 | 13 | 15.1 | 15.1 | 17.3 | ||
| from _ | maximum value | / | / | / | / | / | / | / | 16 | 17 | 18 | 19 | twenty two | |
| minimum | / | / | / | / | / | / | / | 15.57 | 16.57 | 17.57 | 18.48 | 21.48 | ||
| dw | minimum | 5.8 | 6.8 | 8.8 | 9.5 | 11.3 | 14.3 | 15.3 | 16.2 | 17.2 | 19.2 | 20.2 | 22.2 | |
| and | minimum | 7.66 | 8.79 | 11.05 | 12.12 | 14.38 | 17.77 | 18.9 | 20.03 | 21.1 | 23.35 | 24.49 | 26.75 | |
| m | max = nominal | 5 | 6 | 7.5 | 8 | 9.5 | 12 | 12 | 15 | 15 | 16 | 16 | 19 | |
| minimum | 4.7 | 5.7 | 7.14 | 7.64 | 9.14 | 11.57 | 11.57 | 14.57 | 14.57 | 15.57 | 15.57 | 18.48 | ||
| m 1 | 2.3 | 3 | 3.8 | 4.2 | 4.9 | 6.1 | 6.1 | 7.7 | 7.7 | 8.2 | 8.2 | 9.8 | ||
| n | minimum | 1.2 | 1.4 | 2 | 2 | 2.5 | 2.8 | 2.8 | 3.5 | 3.5 | 3.5 | 3.5 | 4.5 | |
| maximum value | 1.45 | 1.65 | 2.25 | 2.25 | 2.75 | 3.05 | 3.05 | 3.8 | 3.8 | 3.8 | 3.8 | 4.8 | ||
| s | max = nominal | 7 | 8 | 10 | 11 | 13 | 16 | 17 | 18 | 19 | twenty one | twenty two | twenty four | |
| minimum | 6.78 | 7.78 | 9.78 | 10.73 | 12.73 | 15.73 | 16.73 | 17.73 | 18.67 | 20.67 | 21.67 | 23.67 | ||
| in | minimum | 2.9 | 3.7 | 4.7 | 5.2 | 6.14 | 7.64 | 7.64 | 9.64 | 9.64 | 10.57 | 10.57 | 12.57 | |
| maximum value | 3.2 | 4 | 5 | 5.5 | 6.5 | 8 | 8 | 10 | 10 | 11 | 11 | 13 | ||
| Type ② | Cotter pins according to DIN 94 | 1x10 | 1.2x12 | 1.6x14 | 1.6x14 | 2x16 | 2.5x20 | 2.5x20 | 3.2x22 | 3.2x22 | 3.2x25 | 3.2x25 | 4x28 | |
| Thousand pieces (steel)≈kg | 1.12 | 2.3 | 3.16 | 3.96 | 7.35 | 15.8 | 15.8 | 20 | 20 | 27 | 27 | 38.9 | ||
| thread size | (M18) | M20 | (M22) | (M22) | M24 | (M27) | M30 | (M33) | M36 | (M39) | M42 | (M45) | ||
| d | ||||||||||||||
| P | Pitch (coarse) | 2.5 | 2.5 | 2.5 | 2.5 | 3 | 3 | 3.5 | 3.5 | 4 | 4 | 4.5 | 4.5 | |
| fine teeth | 1.5 | 2 | 1.5 | 1.5 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | ||
| fine teeth | 2 | 1.5 | 2 | 2 | - | - | - | - | - | - | - | - | ||
| d a | minimum | 18 | 20 | twenty two | twenty two | twenty four | 27 | 30 | 33 | 36 | 39 | 42 | 45 | |
| maximum value | 19.5 | 21.6 | 23.8 | 23.8 | 25.9 | 29.2 | 32.4 | 35.6 | 38.9 | 42.1 | 45.4 | 48.6 | ||
| from _ | maximum value | 25 | 28 | 30 | 32 | 34 | 38 | 42 | 46 | 50 | 55 | 58 | 62 | |
| minimum | 24.3 | 27.3 | 29.3 | 31 | 33 | 37 | 41 | 45 | 49 | 53.8 | 56.8 | 60.8 | ||
| dw | minimum | 24.8 | 27.7 | 29.5 | 31.3 | 33.2 | 38 | 42.7 | 46.6 | 51.1 | 55.9 | 60.6 | 64.7 | |
| and | minimum | 29.56 | 32.95 | 35.03 | 37.29 | 39.55 | 45.2 | 50.85 | 55.37 | 60.79 | 66.44 | 71.3 | 76.95 | |
| m | max = nominal | twenty one | twenty two | 26 | 26 | 27 | 30 | 33 | 35 | 38 | 40 | 46 | 48 | |
| minimum | 20.16 | 21.16 | 25.16 | 25.16 | 26.16 | 29.16 | 32 | 34 | 37 | 39 | 45 | 47 | ||
| m 1 | 11.2 | 11.9 | 13.5 | 13.5 | 14.2 | 16.6 | 18.2 | 19.8 | 21.9 | 23.5 | 25.9 | 27.5 | ||
| n | minimum | 4.5 | 4.5 | 5.5 | 5.5 | 5.5 | 5.5 | 7 | 7 | 7 | 7 | 9 | 9 | |
| maximum value | 4.8 | 4.8 | 5.8 | 5.8 | 5.8 | 5.8 | 7.36 | 7.36 | 7.36 | 7.36 | 9.36 | 9.36 | ||
| s | max = nominal | 27 | 30 | 32 | 34 | 36 | 41 | 46 | 50 | 55 | 60 | 65 | 70 | |
| minimum | 26.16 | 29.16 | 31 | 33 | 35 | 40 | 45 | 49 | 53.8 | 58.8 | 63.1 | 68.1 | ||
| in | minimum | 14.57 | 15.57 | 17.57 | 17.57 | 18.48 | 21.48 | 23.48 | 25.48 | 28.48 | 30.28 | 33.38 | 35.38 | |
| maximum value | 15 | 16 | 18 | 18 | 19 | twenty two | twenty four | 26 | 29 | 31 | 34 | 36 | ||
| Type ② | Cotter pins according to DIN 94 | 4x32 | 4x36 | 5x36 | 5x36 | 5x40 | 5x45 | 6.3x50 | 6.3x56 | 6.3x63 | 6.3x71 | 8x71 | 8x80 | |
| Thousand pieces (steel)≈kg | 57.5 | 75.2 | 93 | 93 | 131 | 192 | 264 | 333 | 447 | 584 | 710 | 860 | ||
| thread size | M48 | (M52) | M56 | (M60) | M64 | (M68) | M72 | (M76) | M80 | (M85) | M90 | M100 | ||
| d | ||||||||||||||
| P | Pitch (coarse) | 5 | 5 | 5.5 | 5.5 | 6 | 6 | - | - | - | - | - | - | |
| fine teeth | 3 | 3 | 4 | 4 | 4 | 4 | 6 | 6 | 6 | 6 | 6 | 6 | ||
| fine teeth | - | - | - | - | - | - | 4 | 4 | 4 | 4 | 4 | 4 | ||
| d a | minimum | 48 | 52 | 56 | 60 | 64 | 68 | 72 | 76 | 80 | 85 | 90 | 100 | |
| maximum value | 51.8 | 56.2 | 61 | 64.8 | 69.1 | 73.4 | 77.8 | 82.1 | 86.4 | 91.8 | 97.2 | 108 | ||
| from _ | maximum value | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 120 | 130 | |
| minimum | 63.8 | 68.8 | 73.8 | 78.8 | 83.6 | 88.6 | 93.6 | 98.6 | 103.6 | 108.6 | 118.6 | 128.4 | ||
| dw | minimum | 69.4 | 74.2 | 78.7 | 83.4 | 88.2 | 92.9 | 97.7 | 102.4 | 107.2 | 111.9 | 121.1 | 135.4 | |
| and | minimum | 82.6 | 88.25 | 93.56 | 99.21 | 104.86 | 110.51 | 116.16 | 121.81 | 127.46 | 133.11 | 144.08 | 161.02 | |
| m | max = nominal | 50 | 54 | 57 | 63 | 66 | 69 | 73 | 76 | 79 | 88 | 92 | 100 | |
| minimum | 49 | 52.8 | 55.8 | 61.8 | 64.8 | 67.8 | 71.8 | 74.8 | 77.8 | 86.6 | 90.6 | 98.6 | ||
| m 1 | 29.1 | 32.3 | 34.7 | 37.1 | 39.3 | 41.7 | 44.9 | 47.3 | 49.7 | 52.9 | 56.1 | 62.5 | ||
| n | minimum | 9 | 9 | 9 | 11 | 11 | 11 | 11 | 11 | 11 | 14 | 14 | 14 | |
| maximum value | 9.36 | 9.36 | 9.36 | 11.43 | 11.43 | 11.43 | 11.43 | 11.43 | 11.43 | 14.43 | 14.43 | 14.43 | ||
| s | max = nominal | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | 120 | 130 | 145 | |
| minimum | 73.1 | 78.1 | 82.8 | 87.8 | 92.8 | 97.8 | 102.8 | 107.8 | 112.8 | 117.8 | 127.5 | 142.5 | ||
| in | minimum | 37.38 | 41.38 | 44.38 | 47.38 | 50.26 | 53.26 | 57.26 | 60.26 | 63.26 | 67.26 | 71.26 | 79.26 | |
| maximum value | 38 | 42 | 45 | 48 | 51 | 54 | 58 | 61 | 64 | 68 | 72 | 80 | ||
| Type ② | Cotter pins according to DIN 94 | 8x80 | 8x90 | 8x100 | 10x100 | 10x100 | 10x112 | 10x112 | 10x125 | 10x140 | 13x140 | 13x140 | 13x160 | |
| Thousand pieces (steel)≈kg | 1060 | 1300 | 1500 | 1800 | 2150 | 2500 | 2900 | 3300 | 3700 | 4100 | 5450 | 7600 | ||
| ①, Number of slots: | ||||||||||||||
| ≤M39: 6 slots | ||||||||||||||
| M42~M68: 8 slots | ||||||||||||||
| ≥M72: 10 slots | ||||||||||||||
| ②, the length of the split pin is for reference only | ||||||||||||||
About Us
YONGYI Fasteners supports industrial and project fastener inquiries from Yongnian, Handan, China.
Our published company certificates, factory photographs, production information and selected supply references help buyers evaluate manufacturing and quality-control capabilities.
For a quotation, provide the product standard or drawing, size, material or grade, surface finish, quantity, packing requirement and destination.
Factory Introduction
Production Process
Packing and Shipping
Certificate


ISO 9001 Quality Management System Certificate (Chinese)

ISO 14001 Environmental Management System Certificate (English)

ISO 14001 Environmental Management System Certificate (Chinese)

ISO 45001 Occupational Health and Safety Management System Certificate (English)

ISO 45001 Occupational Health and Safety Management System Certificate (Chinese)
Exhibition/partner Photos















