Description
Key Benefits
- Protects threads from rust, grime, and mechanical wear
- Sleek finish: hides unsightly bolt ends for a refined appearance
- Improves safety: smooth dome reduces snag and scratch risks
- Material choice: stainless for harsh environments, brass for decor, nylon for insulation
What Are Cap-Nut Covers?
Thread-on dome nuts that enclose exposed bolt threads, offering both protection and visual appeal. Unlike simple snap-on caps, these fasteners tighten onto the bolt for a secure, lasting finish.
Why Choose Them?
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Durability: Shield bolts from moisture, dirt, and abrasion.
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Aesthetic excellence: Deliver a polished final look suitable for furniture, automotive, and outdoor fixtures.
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Safety upped: Smooth domed shapes reduce risk of injury.
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Versatility: Fit a variety of applications—from marine stainless steel to insulating nylon.
Materials & Ideal Uses
| Material | Best For |
|---|---|
| Stainless Steel | Outdoor, marine, industrial environments |
| Brass | Decorative use—furniture, interior fixtures |
| Nylon / Plastic | Insulated, lightweight protection in electronics & light-duty contexts |
Sizes & Standards
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Available in M3–M20 and ¼″–¾″ (metric and imperial).
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Conforms to DIN 1587 for thread sizes and internal depth. Always match size to your bolt.
Installation Guide
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Thread onto bolt until snug.
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Use a wrench or pliers—avoid overtightening to prevent cracking or thread damage.
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For vibration-prone environments, consider stainless or nylon-insert locking versions.
Applications in Action
Perfectly suited for: furniture mounting, bolted machinery, playground hardware, vehicle trim, electrical fittings, and more.
📏 Technical Specs
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Materials: 316-grade stainless steel, solid brass, & UV-stable nylon
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Fits bolt sizes: M3–M20; ¼″–¾″
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Torque spec: [insert torque based on material consultation]
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Certifications: ISO 4017 / DIN 1587 compliance
⭐ Why Choose Our Cap-Nuts?
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Precision machining ensures tight, secure fit
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Corrosion-resistant finishes for long-lasting durability
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Variety of finishes to complement your design aesthetic
🛍️ Recommended Accessories
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Matching stainless hex bolts
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Nylon shoulder washers
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Thread locker (for vibration-critical installs)
📦 Package Includes
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10× Cap-nut covers (choose size/material)
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Mini installation guide
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