Circular Connectors - Backshells and Cable Clamps

Image Part Number Description / PDF Quantity Rfq
TXR18AB00-2218BI

TXR18AB00-2218BI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 22 OLIVE

0

TXR40SC90-2214AI

TXR40SC90-2214AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 23H SLVR

0

TXR40SC00-1606AI

TXR40SC00-1606AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 17E SLVR

0

TXR41AB00-0807AI

TXR41AB00-0807AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 8 9 OLIVE

0

BTH3-15-07-1-ZN-SE

BTH3-15-07-1-ZN-SE

TE Connectivity Aerospace Defense and Marine

BANDING BACKSHELL, 90 DEG

0

BTH3-23-16-1-C-SE

BTH3-23-16-1-C-SE

TE Connectivity Aerospace Defense and Marine

BANDING BACKSHELL, 90 DEG

0

TXR40BB00-2416AI

TXR40BB00-2416AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 25J OLIVE

0

TX41AC00-0804

TX41AC00-0804

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 8 9 SLVR

0

TXR18AB00A1107AI2

TXR18AB00A1107AI2

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 10SL OLIV

0

TXR40AB90-2407AI

TXR40AB90-2407AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 25J OLIVE

0

TXR40AB45-1412BI

TXR40AB45-1412BI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 15D OLIVE

0

R85049/82-22Z03

R85049/82-22Z03

TE Connectivity Aerospace Defense and Marine

R85049/82-22Z03

0

TXR40AC90-1005AI

TXR40AC90-1005AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 11B SLVR

0

TXR30AC00-1807AI-CS2926

TXR30AC00-1807AI-CS2926

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 19 E SLVR

0

TX40AB90-2214

TX40AB90-2214

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 23H OLIVE

0

TX54AC00-1208

TX54AC00-1208

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ7-12S SLVR

0

TXR40AB00-1010AI2

TXR40AB00-1010AI2

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 11B OLIVE

0

TX21AB00-1408

TX21AB00-1408

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 14 OLIVE

0

TXR30AB00-2222AI2-CS2472

TXR30AB00-2222AI2-CS2472

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 23F OLIVE

0

TX40AB00-1412H

TX40AB00-1412H

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 15D OLIVE

0

Circular Connectors - Backshells and Cable Clamps

1. Overview

Circular connectors backshells and cable clamps are critical electromechanical components that ensure secure cable termination, strain relief, and environmental protection in connector systems. Backshells provide mechanical support and shielding for cable-connector junctions, while cable clamps offer strain relief by securing cables to panels or equipment. These components are essential in maintaining signal integrity, preventing mechanical failure, and meeting industry-specific environmental standards across aerospace, industrial automation, and medical device applications.

2. Main Types and Functional Classification

TypeFunction FeaturesApplication Examples
Metal BackshellsEMI/RFI shielding, high durability, threaded couplingAerospace avionics systems
Plastic BackshellsLightweight, corrosion-resistant, quick-install designIndustrial IoT sensors
360 Cable ClampsFull-circle compression, vibration resistanceRobotics joint actuators
Split-shell ClampsField-installable, adjustable diameter rangeMarine communication systems
EMI Shielded ClampsIntegrated conductive gaskets, grounding contactsMilitary radar equipment

3. Structure and Components

Typical backshell assembly consists of: - Housing (aluminum alloy or thermoplastic) - Cable entry port with sealing ring (IP67 rated) - Strain relief mechanism (serrated clamping ring) - EMI shielding fingers (for metallic versions) - Panel mounting threads (UNF or metric) Cable clamp structure includes: - Two-part housing (upper/lower halves) - Elastomer compression sleeve - Threaded locking screws - Cable contact surface (textured for grip) - Optional grounding tab

4. Key Technical Specifications

ParameterValue RangeImportance
Material Temperature Range-55 C to +150 COperational reliability in extreme environments
IP Protection RatingIP65-IP68Dust/water ingress prevention
Cable Diameter Range2-25mmCompatibility with various cable sizes
Insertion Force0.5-5NImpact on field installation efficiency
Shielding Effectiveness60-100dBSignal integrity maintenance
Vibration Resistance10-2000Hz, 10GAerospace/military compliance

5. Application Fields

  • Aerospace: Flight control systems, satellite communication arrays
  • Medical: MRI scanners, patient monitoring equipment
  • Industrial: CNC machine cabling, factory automation sensors
  • Transportation: Rail signaling systems, EV battery connectors
  • Defense: Tactical radio systems, weapon guidance electronics

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
TE ConnectivityDuronic MS BackshellQuick-disconnect, MIL-DTL-38999 compliant
AmphenolSeries 5000 Cable ClampMulti-cable capacity, IP68 rated
MolexToughCrimp Shielded Backshell10G EMI shielding, vibration proof
Weidm llerPROFIBUS Cable ClampFieldbus protocol optimized design

7. Selection Recommendations

Key selection criteria include: - Environmental factors (temperature, humidity, chemical exposure) - Cable geometry (diameter, jacket material) - Mechanical requirements (vibration, pull-out force) - EMI/RFI shielding needs - Installation constraints (tool access, maintenance frequency) - Compliance standards (MIL-SPEC, IEC 60529) Example: For offshore wind turbine sensors, select stainless steel backshells with IP68 clamps and neoprene sealing to withstand saltwater corrosion and mechanical shock.

8. Industry Trends

Current development trends include: - Hybrid connectors integrating optical and electrical backshells - Additive manufacturing for custom cable clamp geometries - Smart clamps with embedded strain gauges for condition monitoring - Nano-coatings for enhanced corrosion resistance - Miniaturization for UAV and wearable medical device applications - Sustainability focus: Recyclable thermoplastic formulations

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