| Attribute | Value |
|---|---|
| Product Category: | |
| Manufacturer: | Amphenol Aerospace |
| Manufacturer Part Number: | Amphenol Aerospace D38999/20MJ4HA |
| 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: | A |
| Locking Mechanism: | Threaded |
| Operating Temperature: | -65 to 200 °C |
| Mil Type: | MIL-DTL-38999 |
| SKU: | AAOD38999/20MJ4HA |
D38999/20MJ4HA
Specifications
Detailed Description
MIL-DTL-38999 III (D38999) harsh environment connectors, featuring wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs. Available in 9 shell sizes and 54 insert arrangements with M39029 contacts in various sizes. Constructed from aluminum, stainless steel, or lightweight composite, with options for olive drab cadmium, nickel, black zinc nickel, and passivated stainless steel plating. RoHS-compliant and Boeing BACC-approved designs, suitable for military and aerospace applications. The D38999/20MJ4HA model is a Series III circular receptacle with a wall mounting flange, housing 56 removable crimp contacts (16 gold-plated, 48 nickel-plated). Operating in temperatures ranging from -65°C to 200°C, this connector offers reliable performance in demanding environments.

