Breyden Products 503-3/3 NEUTRAL S (500-yd-Spool)

Breyden 503-3/3 Natural Nomex® Flat Braided Tape

Overview

Breyden 503-3/3 Natural is a flat braided tape manufactured from continuous filament Nomex® yarn and impregnated with a specially formulated synthetic elastomer finish. Designed for high-temperature insulation, bundling, lacing, and securing applications, the tape offers excellent tensile strength, flexibility, and knot-holding characteristics. It is commonly used in aerospace, electrical, and industrial environments where lightweight, flame-resistant, and durable braided tape is required.

Key Technical Characteristics

• Product Type: Flat braided tape
• Base Material: Continuous filament Nomex® yarn
• Finish: Synthetic rubber/elastomer impregnation
• Color: Natural
• Width: 0.068-0.083 in (1.73-2.11 mm)
• Thickness: 0.009-0.015 in (0.23-0.38 mm)
• Minimum Tensile Strength: 35 lb (156 N)
• Maximum Elongation: 40%
• Finish Content: 12-22%
• Temperature Rating: Base yarn stable to 260°C (500°F)
• Standard Package Length: 500 yd (457 m)
• Shelf Life: Indefinite under recommended storage conditions

Core Performance Benefits

• Excellent high-temperature stability
• Strong tensile strength for secure lacing and bundling
• Improved knot-holding characteristics through elastomer impregnation
• Flexible construction simplifies installation
• Lightweight braided design minimizes added weight
• Suitable for long-term service in demanding environments
• Flame-resistant Nomex® fiber construction
• ROHS compliant formulation

Typical Applications

• Aerospace wire harness lacing
• Aircraft cable bundling
• Electrical insulation systems
• High-temperature wire securing
• Industrial cable management
• Harness manufacturing
• Electrical equipment assembly
• General high-temperature fastening applications

Material Engineering & Design Features

Breyden 503-3/3 Natural utilizes continuous filament Nomex® fibers braided into a flat tape construction that combines flexibility with mechanical strength. The synthetic elastomer finish enhances knot security and handling while maintaining the tape's flexibility and resistance to elevated temperatures.

Key design features include:

• Continuous filament Nomex® braided construction
• Synthetic elastomer finish for improved tying performance
• High tensile strength with controlled elongation
• Excellent thermal stability for elevated-temperature applications
• Lightweight construction suitable for aerospace systems

The product meets:

• Rolls-Royce Specification ESW 1900
• RoHS Compliance Requirements

Installation & Handling

• Apply using standard lacing and harness tying techniques
• Secure knots firmly to maximize holding performance
• Avoid contamination prior to installation
• Inspect tape for damage before use
• Store inside original shrink-wrap packaging until required
• Use according to applicable aerospace or electrical assembly procedures

Environmental & Compliance Notes

• ROHS compliant
• Store at 60-80°F (16-27°C)
• Maintain low-humidity storage conditions
• Keep inside original shrink-wrap packaging
• Indefinite shelf life when stored under recommended conditions
• Suitable for professional aerospace and industrial applications

Key Advantages for Aerospace Use

• High-temperature Nomex® construction supports aerospace operating environments
• Excellent knot retention improves wire harness reliability
• Lightweight braided design minimizes aircraft weight
• Strong tensile strength for secure cable lacing
• Meets Rolls-Royce ESW 1900 specification
• ROHS compliant for modern manufacturing requirements
• Long storage life simplifies inventory management
• Suitable for aerospace, electrical, and industrial harness applications