| Attribute | Value |
|---|---|
| Product Category: | |
| Manufacturer: | TE Connectivity | Deutsch |
| Manufacturer Part Number: | TE Connectivity | Deutsch D38999/24MH55HD |
| Number of Contacts: | 55 |
| Shell Size: | 23 |
| Contact Type: | Pin |
| Shell Material: | Composite |
| Shell Type: | Jam Nut Receptacle |
| Shell Finish: | Electroless Nickel |
| Current Rating: | 7.5 A |
| Insert Arrangement: | 23-55 |
| Keying Position: | D |
| Locking Mechanism: | Auto Lock, Threaded |
| Operating Temperature: | -65 to 200 °C |
| Mil Type: | MIL-DTL-38999 |
| SKU: | DCHD38999/24MH55HD |
D38999/24MH55HD
Specifications
Detailed Description
The D38999/24MH55HD is a high-performance MIL-DTL-38999 III (D38999) jam nut receptacle, designed for harsh environment applications. Featuring a rugged construction, this connector is rated for a wide operating temperature range from -65°C to 200°C (-85°F to 392°F), with a voltage rating of 600V AC, 850V DC, and 1800Vrms. With 55 gold-plated contacts (20(55) size), it offers excellent conductivity and reliability, with a mating life of 1500 cycles. The composite shell with electroless nickel finish provides enhanced durability and corrosion resistance, making it ideal for M-class service applications. Its triple start threaded mating type ensures secure connections in demanding environments. RoHS-compliant and Boeing BACC-approved, this connector is a dependable choice for high-reliability circular connectivity in military, aerospace, and other critical applications.

