Circular MIL Spec Connector TRI-START ALUMINUM

D38999/20FC35PN – Circular MIL Spec Connector TRI-START™ Aluminum – Amphenol Aerospace

Ensure robust, reliable connections in demanding environments with the Amphenol Aerospace D38999/20FC35PN MIL-Spec circular connector. Designed for harsh applications requiring vibration resistance and environmental sealing, this TRI-START™ aluminum connector guarantees signal integrity and durability. Trust PCX for genuine Amphenol components backed by fast shipping and expert support.

Key Features

• Military Standard: Compliant with MIL-DTL-38999 Series III specifications
• Robust Construction: Aluminum shell for lightweight strength and corrosion resistance
• Secure Coupling: TRI-START™ triple-start threaded interface for rapid mating/unmating
• Environmental Protection: Engineered for resistance to moisture, dust, and extreme conditions
• High Reliability: Proven performance in mission-critical systems

Technical Details

This circular connector features a rugged aluminum shell that provides excellent EMI/RFI shielding while minimizing weight. The TRI-START™ coupling mechanism enables quick, secure connections under high-vibration conditions. As part of the MIL-DTL-38999 Series III family, it delivers consistent performance across temperature extremes and mechanical stress. Exact pin configuration and sealing ratings should be verified in the datasheet for your specific application requirements.

Applications

• Military and aerospace avionics systems
• Ground support and vehicular electronics
• Industrial automation in harsh environments
• Marine and transportation equipment
• High-reliability communications infrastructure

About Amphenol Aerospace

Amphenol Aerospace is a global leader in designing and manufacturing interconnect solutions for the most demanding environments. With decades of expertise, they set industry standards for reliability in military, aerospace, and industrial applications. Their products undergo rigorous testing to exceed MIL-SPEC requirements, ensuring performance in extreme temperatures, high-vibration scenarios, and corrosive conditions.

The company maintains AS9100D certification and invests heavily in advanced materials science, making them the preferred choice for mission-critical systems worldwide. Amphenol’s commitment to innovation and quality control means engineers consistently specify their connectors for applications where failure is not an option.

About MIL-Spec Circular Connectors

MIL-DTL-38999 circular connectors represent the gold standard for ruggedized interconnects in defense and aerospace applications. These components are engineered to maintain signal integrity under extreme mechanical stress, temperature fluctuations (-65°C to +200°C), and environmental exposure. Their standardized design ensures interoperability across platforms while providing superior EMI/RFI protection compared to commercial connectors.

The TRI-START™ coupling system featured in this series offers significant advantages over standard threaded connectors. Its triple-lead thread design enables 30% faster mating cycles while maintaining higher vibration resistance – crucial for field operations and maintenance. These connectors typically support high-density contacts and maintain environmental seals up to 5,000 psi in pressurized applications, making them indispensable for avionics, armored vehicles, and offshore systems.

Packaging Options

Available in standard commercial packaging. Contact PCX for specific bulk or reel requirements.

FAQs

Q: Is this connector compatible with other Series III MIL-DTL-38999 receptacles?
A: Yes, it maintains full interoperability within the MIL-DTL-38999 Series III specification when paired with correctly gendered components.

Q: What environmental ratings does this connector achieve?
A: While exact ratings depend on backshell accessories, base models typically meet IP67 when properly mated and support operation from -65°C to +200°C.

Q: Does PCX provide datasheets for this part?
A: Yes, access the official Amphenol datasheet through the product page on PCXCo.com for detailed mechanical and electrical specifications.

Q: Can I get samples before volume ordering?
A: PCX offers sample requests for qualified projects – contact our support team to arrange.

Q: What makes TRI-START™ superior to standard threaded connectors?
A: The triple-lead thread design enables 120° rotation for full coupling (vs. 360°+ for standard threads), reducing mating time by 30% while enhancing vibration resistance.

Q: How quickly can PCX ship this connector?
A: Most orders ship same-day from our certified warehouse, with expedited options available for urgent requirements.

Note: Product image is representational; actual product may vary. Refer to datasheet for technical validation.

Ready to Secure Your Supply?

Trusted by engineers worldwide, PCX guarantees authentic Amphenol Aerospace components with full traceability. Order your D38999/20FC35PN connectors today for guaranteed fast delivery and expert technical support!