The Amphenol D38999/20GC35SN is a high-performance MIL-DTL-38999 Series III circular connector, engineered for mission-critical aerospace and military applications. Featuring a rugged stainless steel shell and bayonet coupling, this connector offers exceptional resistance to vibration, EMI, and harsh environmental conditions.
This unit features an insert arrangement of 19-35 with 66 total contact positions, and uses size 22 contacts. It is configured with socket (female) contacts, and the “SN” suffix indicates normal keying with environmentally sealed back-end options.
Typical Applications:
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Military & aerospace systems
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Tactical communication equipment
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Avionics and ground vehicles
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Navigation and radar systems
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Harsh-environment electronic enclosures



