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Flange Nuts | Serrated Flange Nuts | Hex Flange Lock Nuts

Nuts

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Flange Nuts | Serrated Flange Nuts | Hex Flange Lock Nuts

Hebei Chudu Metal Products Co., Ltd. supplies high-quality flange nuts, designed with a wide flange at the base that acts like a built-in washer. Available in both smooth and serrated types, our flange nuts provide strong fastening performance, reduced part count, and excellent resistance to loosening due to vibration.

  • Product Name Flange Nut / Serrated Flange Nut / Hex Flange Lock Nut
  • Standards DIN 6923, ISO 4161, JIS B1190, ANSI B18.2.2, or custom
  • Grade 6, 8, 10, 12 / A2-70, A4-80
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Product Information
YDQ_2829_6
YDQ_2842_8
YDQ_2843_9

Product Overview

Product Name

Flange Nut / Serrated Flange Nut / Hex Flange Lock Nut

Standards

DIN 6923, ISO 4161, JIS B1190, ANSI B18.2.2, or custom

Material

Carbon Steel

Stainless Steel (A2-70, A4-70)

Alloy Steel

Brass (optional)

Grade

6, 8, 10, 12 / A2-70, A4-80

Thread Type

Metric / UNC / UNF

Surface Treatment

Zinc Plated (Clear / Yellow / Blue)

Black Oxide

Hot-Dip Galvanized (HDG)

Dacromet / Ruspert

Plain or Polished

Size Range

Metric: M5 – M24

Inch sizes available upon request

Product Features

  • 3-4icon_ (10)
    Integrated flange distributes pressure to prevent damage to the material
  • 3-4icon_ (9)
    Serrated version helps resist loosening from vibration and torque
  • metalworking
    Reduced need for separate washers, saving time and cost
  • Industrial
    Durable construction for high-strength fastening
  • Easy to install and compatible with standard boltsnuts
    Corrosion-resistant finishes for outdoor or industrial use
YDQ_8868_2

Applications

  • Automotive (2)

    Automotive and truck assemblies

  • Agricultural and construction machinery

    Agricultural and construction machinery

  • metalworking

    Steel structure connections

  • Electrical

    Equipment and electrical installations

  • Solar mounting systems

    Solar mounting systems

  • General fastening in industrial settings

    General-purpose industrial fastening

Packaging & Delivery

Packaging

Bulk in cartons and pallets

Small boxes or polybags for retail packing

Customized logo and labeling available

Lead Time

7–30 days depending on order quantity and customization

Shipping Port

Tianjin, China

Why Choose Hebei Chudu

Over 10 years experience in fastener production and export.
Full control of manufacturing and quality inspection processes.
Fast lead times and competitive factory pricing.
Wide product range to match bolts and assemblies.
ISO 9001-certified factory and export-ready documentation.
Custom designs and special materials available.

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