In order to maximise the performance of the industrial connectors on your defence or military engineering project, it’s important to choose the right backshells for the job.
Backshells play an unquestionably important role in ensuring the reliability and performance of industrial connectors, providing functions such as strain relief, environmental protection and EMI/RFI screen terminations.
Interconnect Systems stocks a wide range of industrial connector accessories, from backshells to dust caps, each manufactured with an emphasis on quality and precision. Because of this, we guarantee that we can offer equipment to meet even the most demanding of applications.
Backshells to meet the needs of your project
Interconnect Systems offers backshells and accessories for circular, Mil-Spec and rectangular industrial connectors. Our backshells also come in a variety of finishes and materials, including aluminium, stainless steel, marine bronze, titanium, composite and rubber. This ensures that we will have a backshell solution to fit the industrial connectors of your project.
With more than 20 years of extensive engineering design and manufacturing experience, Interconnect Systems is the number one choice for backshells and industrial connectors in Australia, New Zealand, Singapore, the UK, and the USA.
For more information, and for advice on selecting the right backshells for your project, contact Interconnect Systems today by calling 1800 812 124 or by filling an online information request.

Product categories
Aircraft Test Equipment
Application Tooling
Backshells and Accessories
Cable Markers
Circular Connectors
Composite Products
Conduit
Fibre Optics
Heat Shrinkable Moulded Parts
Instrument Panels
Interconnect Products
Rectangular Connectors
RF Connectors and Accessories
Screening and Protection
Antennas
Wire and Cable
Circular Connector Backshells & Accessories

There is a vast range of Circular connectors, both Mil-Spec and commercial. To compliment these connectors is a comprehensive range of backshells and accessories.
The product offering includes, strain relief backshells, environmental backshells, EMI/RFI backshells, backshell extenders, protective covers and dummy stowage receptacles.
Manufactured from a wide range of materials and finish options, the backshells and accessories meet the most demanding of applications.
Technical Description
- Designed to suit the majority of Mil-Spec connectors, as well as a large range of commercial spec connectors.
- Operating temp. range -65 to +200º C, depending on material & finish
- Salt spray withstand, ranges from 48 to 2000 hours, depending on material & finish
- Conductive and non-conductive finishes available
- Range includes:
- Strain relief backshells
- Shrink boot adaptors
- Non-environmental backshells
- Environmental backshells
- EMI/RFI backshells
- Backshell extenders
- Conduit adaptors
- “E” nuts
- Protective covers
- Dummy stowage receptacles
- Materials include:
- Aluminium
- Stainless Steel
- Marine Bronze
- Titanium
- Composite
- Rubber
- Finishes include, but are not limited to:
- Cadmium in various colours
- Anodised
- Electroless Nickel
- Zinc Cobalt, Black
- Zinc-Nickel, black and olive drab
- Nickel-PTFE
- Passivated
- Gold
Mil-Spec Backshells & Accessories

There is a wide range of Mil Qualified backshells and accessories available to suit the majority of Mil-Spec connectors, both circular and rectangular.
There is a comprehensive range of backshells plus protective covers, dummy stowage receptacles and miscellaneous accessories.
Technical Description
- Manufactured from a range of materials:
- Aluminium
- Corrosion Resistant Steel
- Stainless Steel
- Available finishes include:
- Cadmium Olive Drab
- Electroless Nickel
- Black Anodize
- Qualifed to:
- SAE-AS85049
- MIL-DTL-38999
- MIL-DTL-28840
Rectangular Backshells & Accessories

There is a large range of backshells and accessories to suit a range of military and commercial rectangular connectors.
They have been designed to provide strain relief, environmental protection and EMI/RFI termination/protection.
Manufactured from a range of materials and finish options to suit the most demanding of applications.
Technical Description
- Suitable for the following connector range:
- Mil-DTL-24308
- MIL-C-81659
- MIL-DTL-83513
- MIL-C-83527A
- MIL-C-83733
- ARINC 600
- Cannon Series 400
- Hypertronics NEBY, NPBY, LPMY and NPJY Series
- Radiall, Hughes MRS, Boeing and Amphenol
- Backshells are available in top, side and end opening options
- Backshells available in solid and split shell options
- Manufactured from a range of material, including:
- Aluminium
- Corrosion Resistant Steel
- Stainless Steel
- Rubber
- Finishes include:
- Cadmium, Olive Drab
- Cadmium, Black
- Cadmium, Bright
- Black Anodize
- Electroless Nickel
- Zinc Cobalt, Olive Drab
- Zinc Nickel, Olive Drab
- Zinc Nickel, Black
- Range includes:
- Strain relief backshells
- Environmental backshells
- EMI/RFI backshells
- Shorting Cap backshells
- Protective Covers