nut
Nuts are essential fastening components used together with bolts, screws, or threaded rods to provide secure and reliable connections. Commonly applied in machinery, construction, automotive, electrical devices, solar mounting systems, and metal structures.
Material & Surface Treatment
Commonly used and accept your customization.
size specifications
how to choose？
1. Match with the Bolt/Screw
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Thread Type: Metric (M6, M8…) or Inch (UNC/UNF).
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Thread Pitch: Must match exactly (e.g., M8 × 1.25).
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Strength Grade: Choose an equal or higher grade than the bolt (e.g., A2-70 bolt → A2 nut).
2. Material Selection
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Stainless Steel (304/316): Best for corrosion resistance, outdoor, and marine use.
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Carbon Steel / Alloy Steel: High strength, cost-effective for indoor or structural applications.
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Brass / Copper: Good conductivity, anti-rust, used for electronics/plumbing.
3. Nut Style & Application
Choose based on working conditions:
| Nut Type | Best For |
|---|---|
| Hex Nut (DIN934) | Standard fastening, universal use |
| Nyloc Nut | Vibration resistance (solar, machinery) |
| Flange Nut | Large bearing surface, prevents loosening |
| Lock Nut (All-Metal)** | High-temperature or heavy vibration |
| Wing Nut | Tool-free installation |
| Cap Nut | Decorative, safety protection |
4. Environmental Conditions
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Outdoor / Marine: Use 316 Stainless Steel.
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High Temperature: Avoid nylon insert nuts; use all-metal lock nuts.
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Vibration Areas: Choose nyloc / flange / serrated nuts.
Designed for Harsh Environments. Trusted Worldwide.
Reliable fastener manufacturer for solar, roofing, and industrial projects.
Your Trusted Fastening Solution!
Product advantages
What You care about, what we produce
Sharp Thread Form
Precise, uniform threads for smooth cutting action and strong fastening grip.Hardened Point
Enables efficient self-tapping into metals, plastics, and thin steel plates without pre-tapping.Standard Drive Types
Offered in Phillips, slotted, and hex drives for fast, stable, and labor-saving installation.
fastener series
high quality stainless steel fastener
fastener series
You can find anything you want here.
Why Choose Bilateral for Nut
quality assurance
ISO 9001:2015 & CE certified—inspection and material reports for every batch.Price advantage
Factory direct, bulk purchases enjoy discountsLow MOQ
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Standard Products: Flexible MOQs with mixed-size ordering available.
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Custom Products: MOQs will be confirmed based on size and tooling requirements.
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delivery date
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Standard Products: 15–30 days
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Custom Products: Approx. 45 days (to be confirmed)
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Common Questions
Frequently asked questions
What material are your nut made of？
We mainly use high-grade SUS304/SUS316, and can offer SUSU410 or other materials as required.
Can you customize?
Absolutely. Custom designs and OEM specifications are available.
What is your MOQ?
Standard products: small MOQ supported, mixed size orders accepted.
Custom products: MOQ depends on size and tooling requirements.
Do you provide samples?
Yes. Samples are available for testing. Standard samples are usually free, only freight cost is required.
Get your quote
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Confirm Specs
Review materials, size, and design. We’ll finalize every detail before production begins.
Production
Your order is made with care, quality checked at every step, and built to your specs.
Delivery
We ship globally with reliable logistics partners. You get your order on time, every time.
Worry-free Purchasing
Only four simple steps. Fast response. Reliable delivery. Get the purchae without the headaches.
