| Attribute | Value |
|---|---|
| Product Category: | |
| Manufacturer: | Amphenol Aerospace |
| Manufacturer Part Number: | Amphenol Aerospace D38999/20JG75AC |
| Number of Contacts: | 4 |
| Contact Plating: | Gold |
| Shell Size: | 21 |
| Contact Type: | Pin |
| Shell Material: | Composite |
| Shell Type: | Wall Mount Receptacle |
| Shell Finish: | Olive Drab Cadmium |
| Voltage Rating: | 300/400 VAC |
| Insert Arrangement: | 21-75 |
| Keying Position: | C |
| Locking Mechanism: | Threaded |
| Operating Temperature: | -65 to 175 °C |
| Without Contacts: | Yes |
| MIL Type: | MIL-DTL-38999 |
| SKU: | AAOD38999/20JG75AC |
D38999/20JG75AC
Specifications
Detailed Description
MIL-DTL-38999 III (D38999) harsh environment connectors feature wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs in 9 shell sizes and 54 insert arrangements. Utilizing M39029 contacts in various sizes, including 8Twinax, these connectors ensure reliable performance in demanding applications. Constructed from composite material with a Cadmium Olive Drab finish, they offer superior environmental resistance and conductivity. With Boeing BACC approval and available RoHS-compliant options, the D38999 Series 3 connectors are ideal for high-reliability systems in military, aerospace, and other critical industries.

