J30J-74ZKL 74-Pin Micro-D Female Receptacle (MIL-DTL-83513 Equivalent)
High-reliability J30J-74ZKL 74-pin Micro-D female receptacle connector. Features durable metal shell and subminiature rectangular design for space-constrained aerospace and defense systems.
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J30J-74ZKL Cross-Brand Compatibility and Specifications
The J30J-74ZKL serves as a reliable micro miniature interconnect solution for complex military-grade systems. It is engineered in full alignment with the GJB2446 technical standard, making it structurally identical to the international MIL-DTL-83513 specification. Because of this standardized geometry, the 74-position female receptacle easily mates with any standard Micro-D plug, giving procurement teams a versatile option for direct system integration and replacement.
Key Specifications
Shell Material | Voltage Rating | Current Rating | Operating Temp | Mating Cycles |
|---|---|---|---|---|
Aluminum alloy | ~800 VAC | 3 A | -55 °C to +125 °C | >500 |
Maximizing Board and Chassis Space
When spatial efficiency is the primary design objective, this connector provides an ideal answer. By arranging 74 high-reliability socket contacts on a 1.27mm (0.050 inches) pitch, it drastically reduces the overall installation volume. Its compact profile saves critical space within aerospace avionics, field testing equipment, and defense communication systems, allowing designers to allocate more room for other vital electronic components.
Precision Contact Engineering and Signal Integrity
The internal female sockets are crafted from high-performance copper alloy and finished with gold plating over a nickel underplate. This specific plating combination prevents oxidation, reduces contact resistance to very low levels, and ensures durable mating performance over hundreds of operational cycles. When mated with matching twist pins, the interface maintains an exceptionally stable electrical link.
Metal Housing and Mounting Configuration
Encased in a heavy-duty metal shell, the J30J-74ZKL provides reliable mechanical protection and high levels of EMI/RFI shielding. This metal construction isolates incoming and outgoing signals from outside noise. The L hardware designation denotes a specific mounting profile, making it highly effective for secure panel-mount and bulkhead attachments where permanent mechanical stability is required.
Performance in Harsh Operational Settings
This subminiature rectangular connector is built to perform consistently in harsh conditions. It is rated for use across a broad temperature range of -55°C to +125°C. The internal dielectric materials and interfacial seals provide solid insulation resistance and protect the contact points from moisture, high humidity, and heavy atmospheric dust.
FAQ
Can I use the J30J-74ZKL as a drop-in replacement for MDM series connectors?
Can I use the J30J-74ZKL as a drop-in replacement for MDM series connectors?
Yes. The J30J-74ZKL is designed to be fully equivalent to the MIL-DTL-83513 standard. It has identical dimensions, mounting hole locations, and contact positions, ensuring seamless replacement of existing 74-pin Micro-D female components.
What exact mechanical features are denoted by the L in this part number?
What exact mechanical features are denoted by the L in this part number?
In the J30J series system, the L signifies a specialized mounting and locking configuration. This style is specifically suited for solid bulkhead or panel-mount applications, ensuring the connector remains fixed against the chassis without coming loose.
How is the electrical isolation handled inside the connector?
How is the electrical isolation handled inside the connector?
The J30J-74ZKL uses specialized high-dielectric insulators, typically made from high-temperature polymers. This provides exceptional dielectric strength, preventing electrical leakage and signal cross-talk between the 74 contacts.
Does this product include pre-installed wiring?
Does this product include pre-installed wiring?
This specific part number refers to the connector housing with its internal gold-plated socket contacts. It does not come with pre-attached wires, allowing users to terminate it via direct soldering or integrate it into custom wiring harnesses.
How do I request pricing or additional technical drawings for the J30J-74ZKL?
How do I request pricing or additional technical drawings for the J30J-74ZKL?
You can request complete technical datasheets, CAD files, or localized quotes by directly submitting an inquiry to our technical support and sales team.
Certification
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