Hexagon Domed Cap Nuts
Standard: DIN 1587
Thread Type: Coarse Thread/ Fine Thread
Commodity: Hexagon Domed Cap Nuts
Also Named: Hex Domed Cap Nuts
Material: Steel
Property Class: 6
Diameter: M4, M5, M6, M8, M10, M12, (M14), M16, (M18), M20, (M22), M24
Finish: Plain/ Black/ Zinc Plated/ Thick-Film Passivated(ZSML)/ Zinc Flake, Silver(ZFSHL)/ Hot Dipped Galvanized/ Organic/ Geomet/ Dacromet/ Phosphating/ Cadmium Electroplate/ Nickel Plated
Drive Type: External Hex
MOQ: 1000kgs
Lead Time: 30 to 60 days
Product Introduction
AYA Fasteners (Hebei) Co., Ltd. is one of the most experienced manufacturers and suppliers of hexagon domed cap nuts in China. Please feel free to buy high quality hexagon domed cap nuts made in China here from our factory. For price consultation, contact us.

As a global supplier of customized fastening solutions, AYA's senvice process is also as close to customers as AYA's products. From describing needs to follow-up services, AYA will promptly and spare no effort to help customers solve any fastening problems that arise, to eliminate the concern of customers.
Product Description
Standard | DIN 1587 |
Thread Type | Coarse Thread / Fine Thread |
Commodity | Hexagon Domed Cap Nuts |
Also Named | Hex Domed Cap Nuts |
Material | Steel |
Property Class | 6 |
Diameter | M4, M5, M6, M8, M10, M12, (M14), M16, (M18), M20, (M22), M24 |
Finish | Plain/ Black/ Zinc Plated/ Thick-Film Passivated(ZSML)/ Zinc Flake, Silver(ZFSHL)/ Hot Dipped Galvanized/ Organic/ Geomet/ Dacromet/ Phosphating/ Cadmium Electroplate/ Nickel Plated |
Drive Type | External Hex |
MOQ | 1000kgs |
Lead Time | 30 to 60 days |
| Thread Size D | M4 | M5 | M6 | M8 | M10 | M12 | (M14) | M16 | (M18) | M20 | (M22) | M24 | ||||
| P | Seriers 1 | Coarse thread | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 | ||
| Seriers 2 | Fine thread | / | / | / | 1 | 1 | 1.5 | 1.5 | 1.5 | 1.5 | 2 | 1.5 | 2 | |||
| Seriers 3 | Fine thread | / | / | / | / | 1.25 | 1.25 | / | / | 2 | 1.5 | 2 | / | |||
| da | max | 4.6 | 5.75 | 6.75 | 8.75 | 10.8 | 13 | 15.1 | 17.3 | 19.5 | 21.6 | 23.7 | 25.9 | |||
| min | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 24 | ||||
| dk | min=nominal size | 6.5 | 7.5 | 9.5 | 12.5 | 15 | 17 | 20 | 23 | 26 | 28 | 33 | 34 | |||
| dw | min | 5.9 | 6.9 | 8.9 | 11.6 | 14.6 | 16.6 | 19.6 | 22.5 | 24.9 | 27.7 | 31.4 | 33.3 | |||
| e | Grade A | min | 7.66 | 8.79 | 11.05 | 14.38 | 17.77 | 20.03 | 23.35 | 26.75 | 30.14 | 33.53 | 37.72 | 39.98 | ||
| Grade B | min | 7.5 | 8.63 | 10.89 | 14.2 | 17.59 | 19.85 | 22.78 | 26.17 | 29.56 | 32.95 | 37.29 | 39.55 | |||
| x | Seriers 1 | max | 1.4 | 1.6 | 2 | 2.5 | 3 | 3.5 | 4 | 4 | 5 | 5 | 5 | 6 | ||
| Seriers 2 | max | / | / | / | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 3 | 4 | |||
| Seriers 3 | max | / | / | / | / | 2.5 | 2.5 | / | / | 4 | 3 | 4 | / | |||
| G | Seriers 1 | / | / | / | / | / | 6.4 | 7.3 | 7.3 | 9.3 | 9.3 | 9.3 | 10.7 | |||
| Seriers 2 | / | / | / | / | / | 5.6 | 5.6 | 5.6 | 5.6 | 7.3 | 5.6 | 7.3 | ||||
| Seriers 3 | / | / | / | / | / | 4.9 | / | / | 7.3 | 5.6 | 7.3 | / | ||||
| h | max=nominal size | 8 | 10 | 12 | 15 | 18 | 22 | 25 | 28 | 32 | 34 | 39 | 42 | |||
| Grade A | min | 7.64 | 9.64 | 11.57 | 14.57 | 17.57 | 21.48 | 24.48 | 27.48 | 31.38 | 33.38 | 38.38 | 41.38 | |||
| Grade B | min | 7.42 | 9.42 | 11.3 | 14.3 | 17.3 | 21.16 | 24.16 | 27.16 | 31 | 33 | 38 | 41 | |||
| m | max | 3.2 | 4 | 5 | 6.5 | 8 | 10 | 11 | 13 | 15 | 16 | 18 | 19 | |||
| min | 2.9 | 3.7 | 4.7 | 6.14 | 7.64 | 9.64 | 10.3 | 12.3 | 14.3 | 14.9 | 16.9 | 17.7 | ||||
| mw | min | 2.32 | 2.96 | 3.76 | 4.91 | 6.11 | 7.71 | 8.24 | 9.84 | 11.44 | 11.92 | 13.52 | 14.16 | |||
| SR | ≈ | 3.25 | 3.75 | 4.75 | 6.25 | 7.5 | 8.5 | 10 | 11.5 | 13 | 14 | 16.5 | 17 | |||
| s | max | 7 | 8 | 10 | 13 | 16 | 18 | 21 | 24 | 27 | 30 | 34 | 36 | |||
| Grade A | min(Grade A) | 6.78 | 7.78 | 9.78 | 12.73 | 15.73 | 17.73 | 20.67 | 23.67 | 26.67 | 29.67 | 33.38 | 35.38 | |||
| Grade B | min(Grade B) | 6.64 | 7.64 | 9.64 | 12.57 | 15.57 | 17.57 | 20.16 | 23.16 | 26.16 | 29.16 | 33 | 35 | |||
| t | max | 5.74 | 7.79 | 8.29 | 11.35 | 13.35 | 16.35 | 18.35 | 21.42 | 25.42 | 26.42 | 29.42 | 31.5 | |||
| min | 5.26 | 7.21 | 7.71 | 10.65 | 12.65 | 15.65 | 17.65 | 20.58 | 24.58 | 25.58 | 28.58 | 30.5 | ||||
| w | min | 2 | 2 | 2 | 2 | 2 | 3 | 4 | 4 | 5 | 5 | 5 | 6 | |||
| per 1000 units≈kg | / | / | 4.66 | 11 | 20.1 | 28.3 | / | 54.3 | 95 | 104 | / | 216 | ||||
| ①,Material: 1)Steel, Strength class D < 5mm By arrangement ,D ≥ 5mm: 6 Mechanical properties DIN EN ISO 898-2 2)Stainless steel , Strength class A1-50 Mechanical properties DIN EN ISO 3506-2 3)Non-ferrous metal ,Strength class CuZn Mechanical properties DIN EN 28839 ; CU3 or CU6 according to the manufacturer's choice | ||||||||||||||||
Product Details

Product Advantages

Advantages Of Hexagon Domed Cap Nuts
1. Hex dome nuts or acorn nuts got their names due to the dome-shaped projection on one side of the nut.
2. This is mostly used to protect objects close to the ends of screws from scratches and structural injuries.
3. It also reduces the effects of physical mishaps on human skin if it somehow forcefully hits the fasteners.
4. The external threads of the screws inserted into these nuts are securely enclosed within the dome.
5. In addition to the protection it offers, these nuts provide the structure an aesthetically pleasing look.
6. The dome nuts come in different sizes, allowing you to use them on screws with any length.
Quality Inspection

Final products inspection is a key point. AYA has a complete sampling check system for this important task and each detail will be fully inspected.
Packaging & Container Loading

The packaging could be customized according to customer needs. And it would be fully reinforced to prevent unexpected damages during the shipment.
Usage Scenarios

Why Choose AYA?

AYA provides exclusive services to 1000+ members from all over the world every year, with a unique chain service solution system, you only need to click the mouse to get exclusive fastening solution and enjoy door-to-door services.
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