Chain Sizes

Ball Chain & Bead Chain Sizes

Complete guide to chain sizes and specifications

Visual Size Comparison

Our chains are available in sizes ranging from #1 (smallest) to #50 (largest). Below is a visual comparison of our most popular sizes. All measurements are approximate.

#1
1.6mm
#2
2.1mm
#3
2.4mm
#6
3.2mm
#8
4.0mm
#10
4.8mm
#13
6.3mm
#15
7.9mm
#20
9.5mm
#30
11.1mm

How to Choose the Right Size

Consider these factors when selecting chain size:

  • Weight of the item being suspended
  • Frequency of use and movement
  • Environmental conditions
  • Aesthetic requirements
  • Industry standards for your application

Material Options by Size

Different materials available for various sizes:

  • Small (#1-3): Brass, Sterling Silver, Gold Filled
  • Medium (#6-10): Steel, Stainless Steel, Brass, Nickel
  • Large (#13+): Steel, Stainless Steel, Zinc Plated
  • All Sizes: Custom finishes available

Industry Standards

Our chains meet or exceed these standards:

  • ANSI/WCMA A100.1 for window coverings
  • Military Specification MS51967
  • Federal Specification RR-C-271
  • Made in USA quality standards

Measurement Guide

Ball chain sizes are designated by trade numbers (#1, #3, #6, etc.) that roughly correspond to the ball diameter in 32nds of an inch. For example, #6 chain has balls approximately 6/32" (or 3/16") in diameter.

Quick Conversion Reference

1 inch = 25.4 mm
1 mm = 0.0394 inches
1 foot = 304.8 mm
1 meter = 3.28 feet

Bead Styles Available

Round Ball Chain

Round Ball Chain

Classic spherical beads providing smooth operation and traditional appearance. Our most popular style for general applications.

Ball Bar Ball Chain

Ball Bar Chain

Alternating round and elongated beads creating a unique aesthetic. Ideal for decorative applications and fashion jewelry.

Facet Ball Chain

Faceted Chain

Multi-faceted beads that reflect light beautifully. Perfect for premium jewelry and decorative installations.

Diamond Cut Ball Chain

Diamond Cut Chain

Precision-cut facets for maximum sparkle and light reflection. Our premium option for high-end applications.

Material Options

Mild Steel

Mild Steel

Cost-effective option with good strength. Available with various plating options for corrosion resistance.

Stainless Steel

Stainless Steel

Superior corrosion resistance and durability. Ideal for outdoor, marine, and food-safe applications.

Brass

Brass

Natural warm color with excellent workability. Perfect for decorative and electrical applications.

Copper

Copper

Distinctive reddish color with antimicrobial properties. Great for artistic and specialty applications.

Aluminum

Aluminum

Lightweight and corrosion-resistant. Ideal for applications requiring minimal weight.

Sterling Silver

Sterling Silver

Premium material for fine jewelry. Available in select sizes for luxury applications.

Customization Services

Custom Pitches

Custom Pitches

We provide a variety of pitch specifications to meet every customer's systems and requirements.

Endless Loops

Endless Loops

Our continuous loop chains rotate smoothly through clutch systems without any kinks or interruptions.

Chain Assemblies

Chain Assemblies

Pre-cut chains with connectors installed, ready to use upon delivery for your specific application.

Logistics & Packaging

Custom Packaging

Flexible packaging options to meet your logistics and storage requirements.

Accessories & Connectors

Accessory Type Available Sizes Materials Applications
A-Type Couplings 2.3mm - 12.0mm Steel, Brass, Stainless Steel Heavy-duty connections, industrial use
D-Type Couplings 1.5mm - 6.4mm Steel, Brass, Stainless Steel Quick connections, removable installations
Standard Connectors 1.5mm - 12.0mm Steel, Brass, Stainless Steel, Copper General purpose, jewelry, keychains
Bell End Caps 3.2mm Steel, Brass Decorative ends, pull chains
End Rings 3.2mm Steel, Brass, Stainless Steel Attachment points, hanging applications
Hollow Balls 2.3mm - 10.0mm Steel, Brass Weight reduction, decorative elements
Open Balls 3.2mm - 9.5mm Steel, Brass Wire threading, custom assemblies
Dog Tags 29mm x 51mm Stainless Steel, Aluminum ID tags, military, promotional items

Ordering Information

Standard Lengths Available

  • 100 foot spools (most sizes)
  • 250 foot spools
  • 500 foot spools
  • 1000 foot spools
  • 2500 foot spools (select sizes)
  • Custom cut lengths available

Minimum Order Quantities

  • Standard sizes: 100 feet
  • Custom lengths: 50 feet
  • Special finishes: 500 feet
  • Bulk orders: Contact for pricing
  • Sample lengths: Available upon request

Need Help Selecting a Size?

Our experts can help you choose the perfect chain size for your application

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