| Attribute | Value |
|---|---|
| Product Category: | |
| Manufacturer: | Amphenol Aerospace |
| Manufacturer Part Number: | Amphenol Aerospace D38999/20JJ4AA |
| 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: | Olive Drab Cadmium |
| 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 175 °C |
| Without Contacts: | Yes |
| Mil Type: | MIL-DTL-38999 |
| SKU: | AAOD38999/20JJ4AA |
D38999/20JJ4AA
Specifications
Detailed Description
The MIL-DTL-38999/20JJ4AA is a high-performance circular connector designed for harsh environments, featuring a wall-mounting flange for secure installation. With a total of 56 removable crimp contacts, this connector offers reliable connectivity in rugged conditions. Constructed in accordance with MIL-DTL-38999 III military specification, it ensures durability and performance in extreme temperatures ranging from -65°C to 175°C. The composite shell with cadmium olive drab plating provides superior protection against environmental factors, making it suitable for a wide range of applications. With its conductive contact gender and environment-resistant design, the D38999/20JJ4AA guarantees robust and dependable connectivity in military, aerospace, and other high-reliability systems.

