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MIL-DTL-38999 Series Ⅰ,Ⅱ,And Ⅲ Connectors, D38999/26TC4SN. D38999 Series Ⅲ
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xPlating | Olive Green Cadmium Plating | Type Of Connector | Jam Nut Receptacle |
---|---|---|---|
Contact | Copper Alloy With Gold Plated | Endurance | 500 Cycles |
Type Of Contact | Crimp Socket | Insulator | Thermo-set Plastic |
D38999/26TC4SN
This series of round connectors, compliant with MIL-DTL-38999 III series requirements, adopt Triple-start threaded quick connection, with an anti-loose mechanism, featuring small size, light weight, high-density contacts, EMI/RFI shielding, removable crimp contacts, and anti oblique-mating;
This product has a fireproof shell, a variety of coatings, and vibration performance of high strength under high temperature, suitable for use in harsh sandstorm and damp circumstances.the material of shell is optional in aluminum-alloy, naval brass, stainless steel or composite.
How to order:
Shell size:
Jam nut receptacle (D38999/26)
Electrical:
Contact resistance and current rating
Contact ID | Diameter (mm) | Resistance (mΩ) | Current (A) |
22D# | Φ 0.76 | ≤ 12.0 | 5.0 |
20# | Φ 1.00 | ≤ 5.0 | 7.5 |
16# | Φ 1.60 | ≤ 2.5 | 13.0 |
12# | Φ 2.40 | ≤ 1.5 | 23.0 |
10# | Φ 3.15 | ≤ 1.0 | 40.0 |
EMI shielding:
At 1GHz: minimum attenuation 85dB (F and W) At 10GHz: minimum attenuation 65dB (F)
At 10GHz: minimum attenuation 50dB (W)
Withstanding voltage (V)
Service rating | M | I | II | N |
Sea level | 1300 | 1800 | 2300 | 1000 |
21000m | 800 | 1000 | 1000 | 600 |
Insulation resistance:
Normal ≥ 5000 MΩ, damp heat ≥ 100 MΩ Electrical continuity between shells:
W class ≤ 2.5 mΩ, F class ≤ 1.0 mΩ, K class ≤ 5.0 mΩ
Mechanical:
Environmental:
Contact layout:
Product pictures: