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  • Steel Hex Fastener M2 M3 M4 M5 M6 Stainless Steel Nuts Flat Head Socket Head Furniture Connector Sleeve Barrel Nut
  • Steel Hex Fastener M2 M3 M4 M5 M6 Stainless Steel Nuts Flat Head Socket Head Furniture Connector Sleeve Barrel Nut
  • Steel Hex Fastener M2 M3 M4 M5 M6 Stainless Steel Nuts Flat Head Socket Head Furniture Connector Sleeve Barrel Nut
  • Steel Hex Fastener M2 M3 M4 M5 M6 Stainless Steel Nuts Flat Head Socket Head Furniture Connector Sleeve Barrel Nut
  • Steel Hex Fastener M2 M3 M4 M5 M6 Stainless Steel Nuts Flat Head Socket Head Furniture Connector Sleeve Barrel Nut
  • Steel Hex Fastener M2 M3 M4 M5 M6 Stainless Steel Nuts Flat Head Socket Head Furniture Connector Sleeve Barrel Nut
Steel Hex Fastener M2 M3 M4 M5 M6 Stainless Steel Nuts Flat Head Socket Head Furniture Connector Sleeve Barrel Nut

Steel Hex Fastener M2 M3 M4 M5 M6 Stainless Steel Nuts Flat Head Socket Head Furniture Connector Sleeve Barrel Nut

  • 1000 - 49999 Pieces
    $0.05
  • >= 50000 Pieces
    $0.01

Customization:

Customized packaging（Min.Order: 50000 pieces）
type（Min.Order: 50000 pieces）
Customized logo（Min.Order: 50000 pieces）
Graphic customization（Min.Order: 50000 pieces）
View product details

Steel Hex Fastener M2 M3 M4 M5 M6 Stainless Steel Nuts Flat Head Socket Head Furniture Connector Sleeve Barrel Nut

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Secure Fastening Solutions: Designed to provide durable and reliable connections in applications requiring flush finishes, such as furniture assembly, automotive parts, and industrial equipment. The flat head ensures a seamless, aesthetic integration into surfaces.
  • Versatile Thread Compatibility: Supports metric thread sizes from M2 to M12, enabling compatibility with a wide range of screws and bolts for varied project requirements.

Key features

  • 1. Corrosion-Resistant Stainless Steel Construction

    • With corrosion-resistant stainless steel material, ensure durability in harsh environments like marine or industrial settings*.

  • 2. Wide Metric Thread Compatibility (M2–M12)

    • With a comprehensive range of metric thread sizes (M2 to M12), accommodate diverse project requirements from delicate electronics to heavy machinery assemblies*.

  • 3. Flat Head Design for Clean Aesthetic Mounting

    • With a flat head design, achieve seamless, flush finishes in surfaces for a professional look in furniture or equipment*.

  • 4. Enhanced Corrosion Protection via Zinc-Flake Coating

    • With zinc-flake coated surfaces, reduce corrosion risks by up to 30% compared to uncoated fasteners*.

  • 5. Versatile Applications Across Industries

    • Designed for both home furniture assembly and industrial equipment, provide reliable fastening solutions in multiple scenarios*.

Product details

Steel Hex Fastener M2 M3 M4 M5 M6 Stainless Steel Nuts Flat Head Socket Head Furniture Connector Sleeve Barrel Nut

Steel Hex Fasteners are versatile connectors designed for secure fastening in diverse applications. Crafted from corrosion-resistant stainless steel, these nuts feature a flat head for flush mounting and precise metric thread sizes (M2-M12). Customizable finishes and sizes ensure compatibility with industries ranging from furniture assembly to heavy machinery.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialStainless Steel, Steel, PlasticIndustrial equipment, automotive, furniture
FinishZinc-flake coated, Black Oxide, GalvanizedHarsh environments (moisture/chemical exposure)
Thread SizeM2 to M12 (Metric)Customized for component size needs
Head TypeFlat Head (Countersunk design)Flush mounting in machinery panels
Surface TreatmentBlack OxideAesthetic appeal + easy maintenance

Customization guide

Adjustable thread pitch and countersink depth to meet specific project requirements. Customizable finishes and sizes to accommodate diverse application needs.

Get inspired

With triple the corrosion resistance of standard steel, these fasteners ensure durability in marine or chemical environments. The flat head design and precise thread sizes make them ideal for sleek, secure assembly in furniture, automotive, and industrial equipment.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Corrosion Resistance500hr salt spray+15% (575hr)+30% (650hr)*
Load Capacity500N600N750N
Thread Precision±0.2mm±0.15mm±0.1mm

Supplier's note

  1. Technical Breakthroughs:

    • Corrosion Resistance: Stainless steel with Black Oxide coating provides triple the durability of standard steel, extending lifespan in marine environments.
    • Thread Precision: ±0.1mm tolerance in Pro models ensures 20% faster assembly than traditional nuts.
    • Countersunk Design: Reduces surface protrusion by 40%, enhancing safety in machinery.

  2. Version Selection Guide:

    • Base Model: Ideal for general furniture assembly or light industrial use (e.g., office equipment).
    • Advanced Model: Suitable for automotive and light industrial applications requiring moderate load handling (e.g., vehicle panels).
    • Pro Model: Designed for heavy-duty scenarios like marine equipment or chemical processing, where 650hr corrosion resistance and 750N load capacity are critical. Pair its Black Oxide finish with stainless steel to ensure seamless operation in corrosive environments.

*Industry benchmark: 400hr salt spray resistance.

Frequently asked questions

  • Which stainless steel fastener model suits furniture assembly for humid environments?

  • How do I clean and maintain stainless steel nuts with a black oxide finish?

  • Stainless steel vs. plastic fasteners: Which is better for outdoor furniture?

  • Can I customize thread sizes or head depths for industrial equipment?

  • Are these fasteners compliant with industrial safety standards?

  • Which size is best for securing lightweight automotive parts?

  • What’s the advantage of flat head vs. round head fasteners for flush surfaces?

  • Do surface treatments like black oxide affect the fastener’s load capacity?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Stainless Steel Hex NutsMarine equipment, medical devicesMaterial: Stainless Steel (ASTM A240) ▲▲
Finish: Passivated (ASTM A967) ▲
Thread Size: M2-M12 (ISO 261)		High corrosion resistance (resists saltwater/chemicals)
Long lifespan		Higher cost
Heavier than plastic variants
Zinc-Coated Steel Hex NutsAutomotive, furniture assemblyMaterial: Steel + Zinc-Flake Coating (ASTM A153) ▲
Thread Size: M2-M8 (ISO 261)		Cost-effective corrosion protection
Lightweight		Fails in harsh chemicals (e.g., acids)
Limited thread size range
Galvanized Steel NutsOutdoor structures, light machineryMaterial: Galvanized Steel (ASTM A153) ▲
Thread Size: M2-M6 (ISO 261)		Affordable basic corrosion resistance
Easy to install		Prone to rust in high-humidity environments
Heavy for delicate applications
Plastic Hex NutsElectronics, lightweight machineryMaterial: Nylon (ASTM D6474) ▲
Thread Size: M2-M6 (ISO 261)		Lightweight
Electrically insulating
Cheapest option		Low load capacity (max 500 N)
Brittleness in extreme temperatures
Passivated Stainless Steel NutsAerospace, chemical plantsMaterial: 316 Stainless Steel (ASTM A276) ▲▲▲
Thread Size: M2-M12 (ISO 261)		Ultimate corrosion/chemical resistance ▲▲▲
High tensile strength (800 MPa)		Most expensive
Requires precision installation
Black Oxide Coated NutsPhotography gear, non-reflective toolsMaterial: Steel + Black Oxide (MIL-DTL-13924) ▲
Thread Size: M2-M8 (ISO 261)		Non-reflective finish ▲
Resists mild corrosion		No chemical resistance
Surface wears off over time

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