Circular Connectors - Backshells and Cable Clamps

Image Part Number Description / PDF Quantity Rfq
TXR21AB00-2220AI

TXR21AB00-2220AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 22 OLIVE

0

TXR18AB90-2416AI

TXR18AB90-2416AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 24 OLIVE

0

TXR15AB90-2012AI

TXR15AB90-2012AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 32 OLIVE

0

TXR18AB00-2805AI

TXR18AB00-2805AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 28 OLIVE

0

TXR40AB00-1006BI

TXR40AB00-1006BI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 11B OLIVE

0

TXR40AC00-1205BI

TXR40AC00-1205BI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 13C SLVR

0

TXR58AB00-1604AI

TXR58AB00-1604AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ16 16S OLV

0

TX40SC00-2416

TX40SC00-2416

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 25J SLVR

0

TXR15AB00-1614AI2

TXR15AB00-1614AI2

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 24 28

0

TXR40AC90-1814BI

TXR40AC90-1814BI

TE Connectivity Aerospace Defense and Marine

TXR40AC90-1814BI

0

TXR41AB90-1010AI

TXR41AB90-1010AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ10 11 OLIV

0

TX41AB45-2216

TX41AB45-2216

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ22 23 OLIV

0

TXR40SJ00-1408AI

TXR40SJ00-1408AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 15D M22

0

TXR15AB00-1010AI

TXR15AB00-1010AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 18 OLIVE

0

BTA3-22-16-1-C-SE

BTA3-22-16-1-C-SE

TE Connectivity Aerospace Defense and Marine

BANDING BACKSHELL, 90 DEG

0

TXR40AB90-1606AI-CS8611

TXR40AB90-1606AI-CS8611

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 17E OLIVE

0

TX41AC00-1416

TX41AC00-1416

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ14 15 SLVR

0

TXR40AB45-1614AI

TXR40AB45-1614AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 17E OLIVE

0

TXR32AB45-3622AI2

TXR32AB45-3622AI2

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 36 OLIVE

0

TXR64AB00-2404AI

TXR64AB00-2404AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 24 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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