| Attribute | Value |
|---|---|
| Product Category: | |
| Manufacturer: | TE Connectivity | Deutsch |
| Manufacturer Part Number: | TE Connectivity | Deutsch D38999/24MH21AE |
| Military Specification: | MIL-DTL-38999 III |
| Series: | DEUTSCH 38999 Series III Composite Connectors |
| Amperage: | 7.5 A |
| Connector Type: | Circular, Receptacle |
| Number of Contacts: | 21 |
| Mount Type: | Jam Nut |
| Maximum Operating Temperature: | 200 °C |
| Minimum Operating Temperature: | -65 °C |
| Voltage: | 1250 V DC, 2300 Vrms, 900 V AC |
| Shell Size: | 23 |
| Contact Size: | 16(21) |
| Contact Type: | Less Pin |
| Mating Type: | Triple Start Threaded |
| Shell Plating: | Electroless Nickel |
| Finish/Coating: | Electrodeposited Nickel, Electroless Nickel |
| Number of Positions: | 21 |
| Supplied Less Contacts: | Yes |
| Keyway Polarization: | E |
| Service Rating: | II |
| Shell Style: | Jam Nut Mounting Receptacle |
| Shell Size - Insert Arrangement: | H21 |
| Service Class: | M |
| Shell Material: | Composite |
| Operating Temperature Range: | -65 - 200 °C, -85 - 392 °F |
| Contact Gender: | Male |
| Conductivity: | Conductive |
| Ingress Protection: | Environment Resistant |
| Contact Style: | Less Standard Pin Contacts |
| Shell Type: | Jam Nut Receptacle |
| Product: | Standard Circular Connectors |
| Product Type: | Connector |
| Service Class Detail: | Nickel Plated Composite Shell |
| Part Aliases: | YACT24MH21AEV00100 |
| SKU: | DCHD38999/24MH21AE |
D38999/24MH21AE
| Heilind Number: | DCHD38999/24MH21AE |
| Manufacturer: | TE Connectivity | Deutsch |
| Manufacturer Number: | D38999/24MH21AE |
| ECAD Model: |
Description:
MIL-DTL-38999 III (D38999) harsh environment connectors consist of wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs. They are offered in 9 shell sizes and 54 insert arrangements, utilizing M39029 contacts in sizes 22D, 20, 16, 12, 10 power, and 8 twinax. 38999 Series 3 connectors are offered in a variety of shell materials, including aluminum, stainless steel, and lightweight composite. They are also available in a wide assortment of plating options, including olive drab cadmium, nickel, black zinc nickel, and passivated stainless steel. Selection includes RoHS-compliant, cadmium-free finishes, as well as Boeing BACC-approved designs.
More >>Specifications
Detailed Description
MIL-DTL-38999 III (D38999) harsh environment connectors, designated as SKU D38999/24MH21AE, offer reliable performance in demanding conditions. This specific model is a jam nut receptacle with 21 contacts, featuring a composite shell construction for enhanced durability. With a voltage rating of 1250 V DC, 2300 Vrms, and 900 V AC, they are suitable for high-power applications. The connectors are designed for triple start threaded mating, ensuring secure and stable connections. Operating efficiently in a wide temperature range from -65 to 200 °C (-85 to 392 °F), they are ideal for military and aerospace use. The shell is plated with electroless nickel for added protection, making them environment resistant. RoHS-compliant and meeting stringent military specifications, these connectors guarantee performance and reliability in critical applications.






