D38999 Series I Connector ,High density MIL-spec circular, Bayonet
coupling
MIL-DTL-38999 Series I
HOW TO ORDER
Description
• High contact density
• Bayonet coupling
• Contact protection : 100% Scoop proof
• Shell size from 9 to 25
• Accessories available (protective caps,
backshells, etc… )
• RFI - EMI shielding and shell to shell
continuity
• Hermetic
• Aluminum alloy, protection by cadmium,
nickel, green zinc cobalt or black zinc
nickel plating
Applications
• Civil and Military Aerospace
• Marine Equipments
• Communications Equipements
• Medical Instrumentation
• Ballistic Missiles & Weapon Systems
• Armored Carriers & Tanks
• Test Equipments
Technical features
Mechanical
• Shell: aluminum alloy
• Plating: . black zinc nickel (Z)
. olive green cadmium (B)
. nickel (F)
• Insulator: thermoplastic or metallic version
available for specification 284 & 384
• Grommet or seal: liquid silicone rubber or
fluorocarbone elastomer for specification 022
• Contact: copper alloy
• Plating contact: gold over nickel
• Endurance:
500 mating / unmating operations
• Shock: 300 g during 3 ms and as per
MIL S 901 grade A
• Vibration: . Sine 10 to 2000 Hz - 30 g
. Random 100 à 300 Hz - 5 g²/Hz
• Contact retention (min force in N):
Electrical
• Test voltage (Vrms)
• Insulation resistance:
≥ 5 000 MΩ (at 500 Vdc)
• Contact resistance:
• Contact rating:
• Shell continuity: . black zinc nickel: 2.5 mΩ
. olive green plating: 2.5 mΩ
. nickel plating: 1 mΩ
. green zinc cobalt: 2.5 mΩ
• Shielding: 90 db at 100 MHz, 50 db at
10 000 MHz
• Electrical continuity between contact and
shell for specification 284 & 384: 10 mΩ
max
Climatic
• Temperature range:
. black zinc nickel plating (Z)
- 65°C +175°C
. olive green cadmium plating (B)
- 65°C +175°C
. nickel plating (F)
- 65°C +200°C
. green zinc cobalt plating (ZC)
- 65°C +200°C
• Sealing: mated connectors
Differential pressure 2 bars:
leakage ≤ 16 cm3/h
• Salt spray as per:
. MIL STD 1344 method 1001 :
- 500 hours (plating Band Z)
- 48 hours (plating F)
. NFC 93422 :
- 48 hours (plating F)
• Resistance to fluids
. As per MIL DTL 38999, hydraulic fluids,
solvents
. Specification 022 for fuel immersion
(please consult us)
