| Attribute | Value |
|---|---|
| Product Category: | |
| Manufacturer: | Amphenol Aerospace |
| Manufacturer Part Number: | Amphenol Aerospace D38999/20MJ4HE |
| Number of Contacts: | 56 (48+8) |
| Contact Plating: | Gold |
| Shell Size: | 25 |
| Contact Type: | Pin |
| Shell Material: | Composite |
| Wire Size: | 20 to 16 AWG, 24 to 20 AWG |
| Shell Type: | Wall Mount Receptacle |
| Shell Finish: | Electroless Nickel |
| Current Rating: | 13 A, 7.5 A |
| Voltage Rating: | 600 VAC |
| Insert Arrangement: | 25-4 |
| Keying Position: | E |
| Locking Mechanism: | Threaded |
| Operating Temperature: | -65 to 200 °C |
| Mil Type: | MIL-DTL-38999 |
| SKU: | AAOD38999/20MJ4HE |
D38999/20MJ4HE
Specifications
Detailed Description
MIL-DTL-38999 III (D38999) harsh environment connectors are designed for rugged applications, featuring wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs. Available in 9 shell sizes and 54 insert arrangements, they accommodate M39029 contacts in various sizes, including 22D, 20, 16, 12, 10 power, and 8 twinax. Constructed with durable shell materials such as aluminum, stainless steel, and lightweight composite, these connectors offer enhanced reliability. With a wide range of plating options, including olive drab cadmium and passivated stainless steel, they ensure superior corrosion resistance. Boeing BACC-approved and RoHS-compliant variants are also available, making them suitable for aerospace and defense applications. The MIL-DTL-38999 III connectors, with their high mating cycle life and environmental resilience, are ideal for demanding operating conditions.
