Brass Square Nuts Square Head Bolts

Engineered for applications requiring anti-rotation characteristics, our comprehensive range of Brass Square Nuts and Square Head Bolts delivers exceptional reliability for specialized fastening requirements. Manufactured from high-quality brass to BS 2872 CZ 112 standards, these fasteners feature square configurations that can resist rotation when captured in a suitable recess and provide secure mechanical connections. Our complete product line includes high-quality brass square head bolts, square nuts, and threaded fasteners available in comprehensive thread options including BSW, BSP, UNC, UNF, UNEF, METRIC, ISO, and BA specifications. These components provide optimal anti-rotation performance and mechanical strength for long-term reliability in demanding applications requiring secure, non-rotating fastening solutions.

Key Specifications

Material Standard:

BS 2872 CZ 112

Thread Options:

ISO metric, BSW, UNC/UNF or other thread to drawing

Size Range:

M2 to M14 / 1/8" to 1"

DIN Standards

Technical Specifications

Anti-Rotation Design

Square heads and nuts resist rotation when restrained by a matching slot, recess or tool. Their shape alone does not prevent loosening under vibration; specify any locking method for the assembly.

BS 2872 CZ 112 Construction

Manufactured from high-quality brass to BS 2872 CZ 112 standards, providing excellent corrosion resistance, mechanical strength, and durability for long-term performance in various environments.

Comprehensive Thread Options

Available in BSW, BSP, UNC, UNF, UNEF, METRIC, ISO, and BA thread specifications, ensuring compatibility with diverse international standards and application requirements.

Advanced Finish Options

Available in natural brass, electro-tin, chrome, or nickel plated finishes, providing enhanced corrosion protection and improved performance for various environmental conditions.

Size Specifications

Metric Sizes

M2
M3
M4
M5
M6
M8
M10
M12
M14

Imperial Sizes

1/8″
5/32″
3/16″
1/4″
3/8″
1/2″
3/4″
1″

Complete Square Fastener Solutions

Brass Square Head Bolts

Professional square head bolts designed for applications requiring anti-rotation characteristics, which require a suitable restraining feature and any specified locking method.

Brass Square Nuts

Square nuts can be located in a matching recess to restrain rotation. Confirm recess dimensions, thread fit and locking requirements for the applied load.

Threaded Fastener Systems

Complete threaded fastener systems combining square head bolts and square nuts for comprehensive anti-rotation solutions in mechanical assemblies and structural applications.

International Thread Compatibility

Comprehensive thread options including BSW, BSP, UNC, UNF, UNEF, METRIC, ISO, and BA specifications ensuring global compatibility and application versatility.

Thread Standards & Applications

Metric & ISO Standards

• METRIC: Standard metric threading
• ISO: International standard threading

Imperial Standards

• UNC: Unified National Coarse
• UNF: Unified National Fine
• UNEF: Unified National Extra Fine

British Standards

• BSW: British Standard Whitworth
• BSP: British Standard Pipe
• BA: British Association

Anti-Rotation and Specialized Fastening Applications

Our comprehensive range of brass square fasteners serves critical applications across mechanical assemblies, structural connections, anti-rotation requirements, vibration-resistant installations, specialized equipment mounting, and applications where conventional hex fasteners may loosen. These components are essential for reliable mechanical connections where anti-rotation characteristics, corrosion resistance, and long-term mechanical stability are required in demanding operational environments.

Key Benefits

BS 2872 CZ 112 brass construction for reliability
Anti-rotation when suitably restrained
Comprehensive thread options (BSW, BSP, UNC, UNF, UNEF, METRIC, ISO, BA)
Multiple finish options for enhanced protection
Wide size range from M2 to M14 and 1/8″ to 1″
Superior mechanical strength and durability

Frequently Asked Questions – Brass Square Nuts Square Head Bolts

What is Brass Square Nuts Square Head Bolts?

Brass Square Nuts Square Head Bolts is a fastening component used in mechanical and electrical assemblies. Final suitability depends on the approved specification and application conditions.

Where is Brass Square Nuts Square Head Bolts commonly used?

Typical applications include mechanical and electrical assemblies. Confirm load, environment, mating parts and applicable standards before selection.

Which materials are available for Brass Square Nuts Square Head Bolts?

Specify brass or another drawing-specified alloy. State the exact grade because similar commercial alloys can differ in composition and performance.

Which sizes can be supplied for Brass Square Nuts Square Head Bolts?

Standard and custom sizes can be reviewed from thread size, pitch, length, head or drive style and tolerance. Nominal size alone may not define compatibility.