INDUSTRY COMPONENT

Backshell Body

Backshell body is a protective housing component in strain relief/backshell assemblies that encloses and shields cable connections from environmental and mechanical stress.

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Component Specifications

Definition
The backshell body is a critical structural component in strain relief and backshell systems used in electrical and electronic applications. It serves as the main protective enclosure that houses cable terminations, connectors, and internal wiring, providing mechanical support, environmental sealing, and electromagnetic shielding. This component is designed to withstand vibration, impact, moisture, dust, and temperature variations while maintaining the integrity of electrical connections in industrial and commercial equipment.
Working Principle
The backshell body operates by providing a rigid, sealed enclosure that protects cable connections from external forces and environmental factors. It distributes mechanical stress away from delicate connection points, prevents cable pull-out through strain relief mechanisms, and maintains proper cable alignment. The body typically interfaces with other backshell components (like glands, clamps, and seals) to create a complete protective system that ensures reliable electrical performance in demanding conditions.
Materials
Typically manufactured from engineering-grade materials including: aluminum alloys (e.g., 6061-T6 for lightweight corrosion resistance), stainless steel (e.g., 304/316 for harsh environments), thermoplastics (e.g., polyamide/PA6, polycarbonate/PC for electrical insulation), or composite materials. Material selection depends on application requirements for strength, weight, corrosion resistance, and electromagnetic compatibility.
Technical Parameters
  • IP Rating IP65-IP68
  • Mounting Type Threaded, clamp, or snap-fit
  • Material Grade As per application requirements
  • EMI/RFI Shielding Up to 60 dB attenuation
  • Temperature Range -40°C to +125°C
  • Cable Diameter Range 3mm to 50mm
Standards
ISO 8092, DIN 43650, IEC 60529, MIL-DTL-38999

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Backshell Body.

backshell body strain relief housing cable protection component electrical connector enclosure industrial backshell EMI shielded backshell environmental sealing backshell Backshell Body in Electrical Equipment Manufacturing

Parent Products

This component is used in the following industrial products

Strain Relief/Backshell

A protective component that secures cables and prevents mechanical stress at the connection point of an ATE connector.

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Engineering Analysis

Risks & Mitigation
  • Incorrect material selection leading to corrosion
  • Improper installation causing seal failure
  • Inadequate strain relief resulting in cable damage
  • EMI shielding degradation over time
FMEA Triads
Trigger: Material fatigue from vibration
Failure: Crack formation in housing
Mitigation: Use vibration-resistant materials and proper mounting techniques
Trigger: Incorrect seal installation
Failure: Environmental contamination ingress
Mitigation: Implement proper installation procedures and quality checks
Trigger: Over-tightening during assembly
Failure: Thread damage or housing deformation
Mitigation: Use torque-controlled tools and training

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
±0.1mm on critical dimensions, surface finish Ra 3.2μm maximum
Test Method
IP rating testing per IEC 60529, vibration testing per MIL-STD-810, EMI shielding per MIL-STD-461

Procurement Evaluation Criteria

Not customer reviews or live demand data. These dimensions support RFQ preparation and supplier evaluation.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What is the primary function of a backshell body?

The primary function is to provide mechanical protection and environmental sealing for cable connections while distributing strain away from termination points.

How do I select the right backshell body material?

Material selection depends on application environment: aluminum for general purpose, stainless steel for corrosive environments, plastics for electrical insulation, considering factors like weight, strength, and EMI requirements.

Can backshell bodies be customized for specific applications?

Yes, they can be customized for cable size, mounting requirements, environmental ratings, and special features like integrated connectors or additional shielding.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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