Safe-T-Cable

Safe-T-Cable
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Safe-T-Cable

Product catalog summary
Introduction
Safe-T-Cable® is a modern alternative to traditional lockwire, developed by GE Aircraft Engine Company in 1989, to enhance efficiency and quality in assembly operations, particularly in aerospace and transportation systems.
Specifications and Benefits
  • Improves fastener security and reduces installation and inspection time.
  • Facilitates access to tight areas with consistent cable tension.
  • Reduces rework and simplifies installation procedures.
  • Requires minimal operator training and is lighter than safety wire.
  • Prevents injuries from sharp wire ends and reduces carpal tunnel injury risks.
Installation Process
  1. Thread the cable through fasteners for a positive or neutral pull.
  2. Insert the ferrule on the cable and through the tool nose.
  3. Apply correct tension with the tool.
  4. Crimp the ferrule and cut the cable flush with the ferrule end.
  5. Complete the installation securely and efficiently.
Construction and Materials
Safe-T-Cable® is made from high tensile strength, stranded cable, available in various diameters and materials like 321 Stainless Steel and Inconel alloys for durability and corrosion resistance.
Testing and Reliability
Consistent installations are ensured through reliable application tooling and high-quality materials, with periodic testing of crimped assemblies for reliability.
Approvals and Recognitions
Recognized by industry standards and military specifications, including NASM 33540 and SAE specifications, and used by military, government organizations, and major aircraft manufacturers.
Conclusion
Safe-T-Cable® provides a modern, efficient, and reliable solution for securing fasteners in high-reliability applications, enhancing safety and accessibility.
Specifications
Manufactured in compliance with SAE standards AS4536, AS3509, AS3510, and customer specifications, available in materials like INCONEL 600, INCONEL 625, and 321 CRES for specific environmental conditions.
Installation Guidelines
Installation on aircraft is governed by FAA regulations, specifically FAR § 43.13, requiring compliance with approved methods and practices.
Part Numbering System
Details a system for ordering components, specifying options for material, cable diameter, length, and configuration.
Product Options
Available in various configurations, including standard and elongated ferrules, and self-looping cable options for applications without pre-existing holes.
Recommendations
Use protective jacketing in environments where the cable may contact obstructions, and filler washers for larger hole diameters.
Warranty and Liability
DMC disclaims liability for damages from improper installation, emphasizing installer responsibility for compliance with regulations.
Tool Series
  • Adjustable Tension Hand Tool Series: Features rotary tension mechanism for precise requirements.
  • Pre-Set Tension Hand Tool Series: Suitable for single-handed operation with pre-set tension.
  • Pneumatic Application Tool Series: Offers ergonomic benefits and faster operation.
  • Battery Powered Tool Series: Provides portability without hoses or cords.
Verification Procedures
Details the use of Torque Verification Block and other equipment to ensure tool performance and cable tension accuracy.
Special Tools and Accessories
Includes spanner tools, nose extenders, and replacement tension assemblies to enhance tool functionality.
Tool Kits
Comprehensive kits designed to minimize foreign object debris and support specific application needs.
Specifications and Recommendations
Guidelines for using Safe-T-Cable® for specific cable diameters, recommending tubular jackets in certain environments.
Safe-T-Cable® Application Tools and Procedures
Emphasizes correct kit size and tool use, maintaining consistent tension, and avoiding overtightening.
Maintenance and Calibration
Tools require regular maintenance and calibration to ensure proper functioning.
Product Listings
Comprehensive list of tools, kits, and accessories with specifications and National Stock Numbers (NSN).
FAA Classification Letter
Includes FAA approval for safety cables, recognizing them as standard parts under specific conditions.
Limitation of Liability/Limited Warranty
Limits liability for misuse or unapproved use, with a 90-day warranty for defects in materials and workmanship.
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Catalog excerpts

Safe-T-Cable-1

Typical 3-Fastener Lockwire Installation Typical 3-Fastener Safe-T-Cable® Installation Safe-T-Cable® may be substituted, in many applications, for hand-twisted lockwire. Safe-T-Cable® will improve the efficiency and quality of your assembly operations. ® DANIELS MANUFACTURING CORPORATION © COPYRIGHT 2021 DANIELS MANUFACTURING CORP., ORLANDO, FL Registered Company *Assembly time comparison shown is for reference only. Actual time saved will be dependent upon the applicatio

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Safe-T-Cable-2

In 1989, GE Aircraft Engine Company (GEAE) invented Safe-T-Cable® for use on its Commercial Aircraft Engines. Considerable amounts of time and expense were dedicated to refining this product and testing its performance. In 1993, GEAE was issued a Patent on Safe-T-Cable®, and DMC became a Licensee of the Patent. Also in 1993 the first industry specifications were released. Through almost two decades of use, and millions of installations, Safe-T-Cable® has proven to be a reliable fastener security system, and has saved several thousands of hours in the manufacturing and maintenance of Aerospace...

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Safe-T-Cable-3

The Steps are Simple… 1. THREAD A Cable Assembly is threaded through the fasteners in a direction which will exert a positive or neutral pull when tension is applied. The ferrule is threaded on the cable and the cable is inserted through the tool nose. Correct tension is applied with the tool. Table of Contents General Information . . . . . . . . . . . . . . . . . . . . . . . 2 About DMC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Approvals and Recognitions . . . . . . . . . . . . . . . . 4 DMC Statement on Safe-T-Cable® . . . . . . . . . . . . 5 Safe-T-Cable® Users . . . ....

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Safe-T-Cable-4

General Information Construction Safe-T-Cable® is constructed of high tensile strength, stranded cable. It is more flexible than its Safety Wire counterpart, although the working diameters are equivalent. This provides a stronger assembly which has greater strength and lighter weight. The cable ends are electrically fused to form an easy threading end. The cable is pre-cut to various lengths, and is supplied with a squareformed end cap attached to one end. Safe-T-Cable® is available in four nominal diameters. The .040 inch diameter cable is constructed of 7 X 7 stranded ropelay material. Ropelay...

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Safe-T-Cable-5

Testing The application of Safe-T-Cable® is consistent from one installation to the next due to the repeatability and dependability of the application tooling and the quality of the materials used in the manufacture of Safe-T-Cable® Kits. All that is required to assure overall r eliability in manufacturing and main tenance use is a periodic test of a few crimped cable assemblies. DMC offers full instructions and the test equipment to perform these simple tests in either remote or test lab locations. The same high performance alloys used in aerospace fasteners and other components are also used...

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Safe-T-Cable-6

Approvals And Recognitions U.S. Military NASM 33540 (Formerly MIL-STD-33540) Safety Wiring, Safety Cabling, Cotter Pinning, General Practices This document is called out in many contracts, drawings, and process manuals. Safe-TCable® was included in NASM 33540 in revision 1, 6 Jan, 2003. It is published and controlled by AIA (Aerospace Industries Association) http://www.aia-aerospace.org 1250 Eye Street, Washington DC 20005, and can be purchased on-line at the following web address: http://global.ihs.com/?RID=AIA and Application/Verification Tooling is included. The General Tech Manuals/ Tech...

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Safe-T-Cable-7

Companies and Organizations Currently Using Safe-T-Cable® (partial list) FAA Many FAA Approved 70-XX-XX Standard Documents are published and maintained by major engine, airframe, and component/subsystem manufacturers. The FAA Approved Manual (supplied by the OEM) on the specific a ircraft (or subsystem) will advise the operator/maintainer if Safe-T-Cable® is approved by the OEM on that aircraft/application. If it cannot be determined from this, or other documentation, the operator/maintainer should contact the OEM assigned representative, and request information concerning the use of Safe-T-Cable®...

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Safe-T-Cable-8

Part Numbering System DMC Part No. System C10-218 XX COMPONENTS C = Kit (Cable & Ferrule) A = ssemblies A (Cable Only) F = Ferrules Only MATERIAL 08 = INCONEL 625 09 = INCONEL 600 10 = 321 CRES CONFIGURATION BLANK = Standard XX = Special* (Consult DMC) PKG. = One Part No. For Each 50-Piece Package CONFIGURATION K = it (Cable K & Ferrule) C = able C Assembly (Cable Only) F = errule F (Ferrule Only) OTHER SAE PART NUMBERS – AS3618, AS3619 (Elongated Ferrules) *SPECIAL CONFIGURATION – Logo Stamp, Self-Looping Cable, etc. may require more than two characters. Consult DMC for details. COLOR CODE LABELS...

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Safe-T-Cable-9

Kits (Cable Assembly & Ferrules) Safe-T-Cable® Kits All Safe-T-Cable Kits are packaged in quantities of 50 pieces per package. ® K it Part Number applies to one cable assembly and one ferrule. Minimum order is 50 pieces. O rder in multiples of 50 or add “PKG” to Part Number (shown in chart) when ordering a 50 piece bag of SafeT-Cable®. Safe-T-Cable® Assemblies Safe-T-Cable® Ferrules Assembly Part Number applies to one cable with end fitting attached. Minimum order is 50 pieces. CABLE DIAMETER (INCHES) ELONGATED FERRULES .022 elongated Ferrules are currently supplied in loose piece packaging (not...

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Safe-T-Cable-10

Elongated Ferrules For Low Profile Fastener Applications Radius End* Most Safe-T-Cable® nstallations can i be made with standard components and application tools, however, there are conditions that require modification or alterations to the standard products. By addressing these exceptions, and extending the product lines to incor porate simple solutions to the difficult Safe-T-Cable® applications, DMC has established itself as the industry leader. Fasteners that have limited clearance between the safety wire hole (less than .100 inch), and the surface of the component to which the fastener is...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.