d38999/24fb35sn

Part: D38999/24FB35SN — Amphenol Aerospace

Type: Circular Connector (MIL-DTL-38999 Series III Jam Nut Receptacle)

Description: MIL-DTL-38999 Series III subminiature cylindrical connector with triple-start coupling thread, scoop-proof design, and high EMI shielding capability.

Operating Conditions:

• Supply voltage: 400 V RMS AC / 550 V DC (Sea Level, Service Rating M)
• Operating temperature: -65 to +200 °C (Class F electroless nickel finish)

Key Specs:

• Test current (Size 22D contact, Crimp): 5 A
• Maximum millivolt drop (Size 22D contact, Crimp): 73 mV
• Dielectric test voltage (Sea level, Service Rating M): 1300 VRMS
• Dielectric test voltage (50,000 ft, Service Rating M): 550 VRMS
• Dielectric test voltage (110,000 ft, Service Rating M): 200 VRMS
• EMI shielding effectiveness: 65 dB minimum at 10 GHz
• Hermetic leakage rate: 1 × 10⁻⁷ cm³/s maximum

Features:

• Rapid coupling via triple-start Acme thread with 360° turn self-locking
• 100% scoop-proof contact protection
• Interfacial seal design prevents electrolytic erosion of contacts
• Solid metal-to-metal bottoming with EMI grounding fingers
• Rear-removable crimp contacts plated with 50 μin minimum gold
• Probe-proof socket contacts with rigid dielectric insert

Applications:

• Military and defense electronics
• Aerospace systems
• Severe environment high-vibration applications
• Ground vehicles

Package:

• Jam nut receptacle (Shell Size B / 11)

Part number reference. See how to order, pages 43, 44 to complete.