D38999/24MH55BA

Heilind Number:DCHD38999/24MH55BA
Manufacturer:TE Connectivity | Deutsch
Manufacturer Number:D38999/24MH55BA
ECAD Model:
3D 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.

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Specifications

AttributeValue
Product Category:
Manufacturer:TE Connectivity | Deutsch
Manufacturer Part Number:TE Connectivity | Deutsch D38999/24MH55BA
Military Specification:MIL-DTL-38999 III
Series:DEUTSCH 38999 Series III Composite Connectors
Amperage:7.5 A
Connector Type:Circular, Receptacle
Number of Contacts:55
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:23
Contact Size:20(55)
Contact Type:Less Socket
Mating Type:Triple Start Threaded
Shell Plating:Electroless Nickel
Finish/Coating:Electrodeposited Nickel, Electroless Nickel
Number of Positions:55
Supplied Less Contacts:Yes
Keyway Polarization:A
Service Rating:I
Shell Style:Jam Nut Mounting Receptacle
Shell Size - Insert Arrangement:H55
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:YACT24MH55BAV00100
Service Class Detail:Nickel Plated Composite Shell
SKU:DCHD38999/24MH55BA

Detailed Description

The MIL-DTL-38999 III (D38999) harsh environment connectors offer rugged reliability for demanding applications. Available as wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs, they come in 9 shell sizes and 54 insert arrangements with M39029 contacts. With options for aluminum, stainless steel, and lightweight composite shells, along with various plating finishes including RoHS-compliant and Boeing BACC-approved designs, these connectors ensure high performance in diverse environments. Featuring a maximum operating temperature of 200°C and a minimum of -65°C, they provide a wide range of connectivity solutions. The jam nut receptacle, in particular, with its 55 contacts and triple start threaded mating type, is suitable for critical military and industrial applications. The composite shell, plated with Electroless Nickel and rated for environmental resistance, guarantees durability and conductivity. Whether for aerospace, defense, or industrial sectors, the 38999 Series III connectors deliver reliable connectivity under extreme conditions.