D38999/24MJ20BC
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.
Part Aliases: TE Connectivity | Deutsch YACT24MJ20BCV00100
The D38999/24MJ20BC is a MIL-DTL-38999 III (D38999) jam nut receptacle, part of the DEUTSCH 38999 Series III Composite Connectors. Designed for harsh environments, this connector features 30 contacts in sizes 8(3), 12(4), 16(13), and 20(10), accommodating a wide range of applications. With a voltage rating of 300V AC, 450V DC, and 1000Vrms, and an amperage of 43A, it ensures reliable power and signal transmission. The shell, made of composite material with electroless nickel plating, offers excellent durability and conductivity. Operating in temperatures ranging from -65°C to 200°C, this connector is suitable for demanding military, aerospace, and industrial settings. Its triple start threaded mating type and keyway polarization provide secure and accurate connections, while its RoHS-compliant design meets environmental standards. Trusted for high-reliability performance, the D38999/24MJ20BC is a top choice for mission-critical applications.
Details
| Product Category: | |
| Manufacturer: | TE Connectivity | Deutsch |
| Manufacturer Part Number: | TE Connectivity | Deutsch D38999/24MJ20BC |
| Military Specification: | MIL-DTL-38999 III |
| Series: | DEUTSCH 38999 Series III Composite Connectors |
| Amperage: | 43 A |
| Connector Type: | Circular, Receptacle |
| Number of Contacts: | 30 |
| Mount Type: | Jam Nut |
| Maximum Operating Temperature: | 200 °C |
| Minimum Operating Temperature: | -65 °C |
| Voltage: | 1000 Vrms, 300 V AC, 450 V DC |
| Shell Size: | 25 |
| Contact Size: | 8(3), 12(4), 16(13), 20(10) |
| Contact Type: | Less Socket |
| Mating Type: | Triple Start Threaded |
| Shell Plating: | Electroless Nickel |
| Finish/Coating: | Electrodeposited Nickel, Electroless Nickel |
| Number of Positions: | 30 |
| Supplied Less Contacts: | Yes |
| Keyway Polarization: | C |
| Service Rating: | N, Coax, Twinax |
| Shell Style: | Jam Nut Mounting Receptacle |
| Shell Size - Insert Arrangement: | J20 |
| Service Class: | M |
| Shell Material: | Composite |
| Operating Temperature Range: | -65 - 200 °C, -85 - 392 °F |
| Contact Gender: | Female |
| Conductivity: | Conductive |
| Ingress Protection: | Environment Resistant |
| Contact Style: | Less Standard Socket Contacts |
| Shell Type: | Jam Nut Receptacle |
| Product: | Standard Circular Connectors |
| Product Type: | Connector |
| Part Aliases: | YACT24MJ20BCV00100 |
| Service Class Detail: | Nickel Plated Composite Shell |
| SKU: | DCHD38999/24MJ20BC |
| Environmental Protection: | Yes |
| Entry Style: | Rear Insertion |
| Feedthrough Type: | No |
| Fluid Type: | SEA-AMS1424 Type I / Coolanol 25 / MIL-PRF-5606 / MIL-DTL-5624 (JP-4,JP-5) / MIL-PRF-7808 / MIL-PRF-23699 / MIL-DTL-83133 (JP-8) / M2-V |
| Peripheral Seal Material: | Silicone |
| Weight: | .1095 lb / 49.6 g |
| O-Ring Material: | Silicone |
| Environmental Protection Type: | Elastomer Sealed |
| Insulation Material: | Hard Dielectric/Silicone |
| Hermetically Sealed: | No |
| Number of Power Positions: | 20 |
| Number of Signal Positions: | 10 |
| Keying and Polarized Position Locations: | C |
| Preloaded: | No |
| Factory Installed Backshell: | No |
| Keying: | Keyway Polarization C |
| Reverse Gender: | No |
| Contact Quantity (Size 12 Coax): | 4 |
| Contact Layout Arrangement: | J20 |
| Contact Quantity (Size 22D): | 13 |
| Contact Quantity (Size 20): | 10 |
| Contact Quantity (Size 16): | 13 |
| Contact Quantity (Size 8 Databus): | 3 |
| Panel Thickness: | .062 - .126 in / 1.58 - 3.2 mm |
| Assembly Length: | 33 mm / 1.3 in |
| Wire Size: | 10 - 8 AWG / 5.26 - 8.37 mm² |
| Alignment Keyed: | Clocking |
| Polarization Code: | C |
| Flange: | Jam Nut Flange |
| Panel Mount Feature: | With |
| Mating Retention: | With |
| Mating Alignment Type: | Keyed |
| Connector Mounting Type: | Panel Mount |
| Circuit Application: | Power & Signal |
| Durability Rating: | 500 Cycles |
| Position Locations Omitted: | All |
| Connector and Contact Terminates To: | Wire & Cable |
| Shielded: | Yes |
| Connector Style: | Receptacle |
| Assembly Type: | Electrical Connector |
| Sealable: | Yes |
| Connector System: | Cable-to-Panel |
| Fluid Resistance: | Yes |
| Part Alias: | YACT24MJ20BCV00100 |
Compliance
Environmental Initiative Details
| Environmental Initiative: | RoHS |
|---|---|
| Compliant: | Unknown |
| Date of this Information: | Unknown |
| Notes: |