D38999/24MD18BE
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 YACT24MD18BEV00100
The MIL-DTL-38999 III (D38999) harsh environment connectors, featuring the SKU D38999/24MD18BE, are essential components for demanding applications. This specific model is a jam nut receptacle with 18 contacts, designed for high-performance connectivity in extreme conditions. With a maximum operating temperature of 200°C and a voltage rating of 600V AC, 850V DC, and 1800Vrms, it ensures reliable power and signal transmission in aerospace, military, and industrial systems. The composite shell construction, plated with environmentally resistant electroless nickel, offers durability and longevity, even in corrosive environments. Engineered for mission-critical operations, these connectors meet stringent MIL-DTL-38999 III standards and are RoHS-compliant, making them a trusted solution for hi-rel applications.
Details
| Product Category: | |
| Manufacturer: | TE Connectivity | Deutsch |
| Manufacturer Part Number: | TE Connectivity | Deutsch D38999/24MD18BE |
| Military Specification: | MIL-DTL-38999 III |
| Series: | DEUTSCH 38999 Series III Composite Connectors |
| Amperage: | 7.5 A |
| Connector Type: | Circular, Receptacle |
| Number of Contacts: | 18 |
| Mount Type: | Jam Nut |
| Maximum Operating Temperature: | 200 °C |
| Minimum Operating Temperature: | -65 °C |
| Voltage: | 1800 Vrms, 600 V AC, 850 V DC |
| Shell Size: | 15 |
| Contact Size: | 20(18) |
| Contact Type: | Less Socket |
| Mating Type: | Triple Start Threaded |
| Shell Plating: | Electroless Nickel |
| Finish/Coating: | Electrodeposited Nickel, Electroless Nickel |
| Number of Positions: | 18 |
| Supplied Less Contacts: | Yes |
| Keyway Polarization: | E |
| Service Rating: | I |
| Shell Style: | Jam Nut Mounting Receptacle |
| Shell Size - Insert Arrangement: | D18 |
| 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: | YACT24MD18BEV00100 |
| Service Class Detail: | Nickel Plated Composite Shell |
| SKU: | DCHD38999/24MD18BE |
| Environmental Protection: | Yes |
| Weight: | .0481 lb / 21.8 g |
| 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 |
| O-Ring Material: | Silicone |
| Environmental Protection Type: | Elastomer Sealed |
| Insulation Material: | Hard Dielectric/Silicone |
| Hermetically Sealed: | No |
| Entry Style: | Rear Insertion |
| Number of Signal Positions: | 18 |
| Keying and Polarized Position Locations: | E |
| Keying: | Keyway Polarization E |
| Number of Power Positions: | 0 |
| Preloaded: | No |
| Factory Installed Backshell: | No |
| Contact Quantity (Size 20): | 18 |
| Reverse Gender: | No |
| Contact Layout Arrangement: | D18 |
| Panel Thickness: | 1.58 - 3.2 mm / .062 - .126 in |
| Wire Size: | .2 - .52 mm² / 24 - 20 AWG |
| Assembly Length: | 33 mm / 1.3 in |
| Accepts Wire Insulation Diameter Range: | .04 - .083 in / 1.02 - 2.11 mm |
| Alignment Keyed: | Clocking |
| Polarization Code: | E |
| Flange: | Jam Nut Flange |
| Mating Retention: | With |
| Mating Alignment Type: | Keyed |
| Panel Mount Feature: | With |
| Connector Mounting Type: | Panel Mount |
| Durability Rating: | 500 Cycles |
| Circuit Application: | Signal |
| Position Locations Omitted: | All |
| Shielded: | Yes |
| Connector System: | Cable-to-Panel |
| Sealable: | Yes |
| Connector Style: | Receptacle |
| Assembly Type: | Electrical Connector |
| Connector and Contact Terminates To: | Wire & Cable |
| Fluid Resistance: | Yes |
| Part Alias: | YACT24MD18BEV00100 |
Compliance
Environmental Initiative Details
| Environmental Initiative: | RoHS |
|---|---|
| Compliant: | Unknown |
| Date of this Information: | Unknown |
| Notes: |