Specification	D38999/20MH55SAL

Connector Type	Receptacle Housing
Contact Size	20
Contact Type	Crimp
Fastening Type	Threaded
Housing Color	Silver
Mounting Feature	Flange
Mounting Type	Panel Mount
Note	Contacts Not Included
Number of Positions	55
Orientation	A
Primary Material	Metal, Composite
Shell Finish	Electroless Nickel
Shell Material	Aluminum
Shell Size (MIL)	H
Shielding	Shielded
Type	For Female Sockets

D38999/20MH Series

Part	Shell Size (MIL)	Grade	Number of Positions	Ingress Protection	Mounting Feature	Contact Size	Type	Contact Type	Shell Finish	Shell Material	Mounting Type	Qualification	Fastening Type	Shielding	Connector Type	Shell Size - Insert (Maximum)	Shell Size - Insert (Minimum)	Primary Material	Housing Color	Orientation	Contact Shape	Operating Temperature (Max)	Operating Temperature (Min)	Note	Contact Finish - Mating	Applications	Contact Finish Thickness - Mating	Termination	Contact Material	Color	Shell Size - Insert Length	Shell Size - Insert Width	Current Rating	Material Flammability Rating	Insert Material
Amphenol Aerospace Operations D38999/20MH53BN	H	Military	53	Environment Resistant	Flange	20	For Female Sockets	Crimp	Electroless Nickel	Aluminum Composite	Panel Mount	MIL-DTL-38999 Series III	Threaded	Shielded	Receptacle Housing	53	23	Composite	Silver	N (Normal)	Circular	200 °C	-65 °C	Contacts Not Included
Amphenol Aerospace Operations D38999/20MH55SB	H	Military	55	Environment Resistant	Flange				Electroless Nickel	Composite	Panel Mount	MIL-DTL-38999 Series III	Threaded	Shielded	Female Sockets Receptacle	55	23	Composite		B		200 °C	-65 °C		Gold	Aerospace Aviation Military	50 µin	Crimp	Copper Alloy	Silver
Amphenol Aerospace Operations D38999/20MH21PA	H		21	Environment Resistant	Flange				Electroless Nickel	Composite	Panel Mount		Threaded	Shielded	Male Pins Receptacle			Composite		A		200 °C	-65 °C		Gold	Aerospace Aviation Marine Military	50 µin	Crimp	Copper Alloy	Silver	23 mm	21 mm	13 A
Amphenol Aerospace Operations D38999/20MH53JD	H	Military	53	Environment Resistant	Flange				Electroless Nickel	Composite	Panel Mount	MIL-DTL-38999 Series III	Threaded	Shielded	Female Sockets Receptacle	53	23	Composite		D		200 °C	-65 °C		Gold	Aviation Marine Military	100 µin	Crimp	Copper Alloy	Silver
Amphenol Aerospace Operations D38999/20MH55JD-LC	H	Military	55	Environment Resistant	Flange	20	For Female Sockets	Crimp	Electroless Nickel	Aluminum Composite	Panel Mount	MIL-DTL-38999 Series III	Threaded	Shielded	Receptacle Housing	55	23	Composite	Silver	D	Circular	200 °C	-65 °C	Contacts Not Included
Amphenol Aerospace Operations D38999/20MH53BA	H	Military	53	Environment Resistant	Flange	20	For Female Sockets	Crimp	Electroless Nickel	Aluminum	Panel Mount	MIL-DTL-38999 Series III	Threaded	Shielded	Receptacle Housing	53	23	Composite	Silver	A
Amphenol Aerospace Operations D38999/20MH21PA	H	Military	21	Waterproof	Flange				Electroless Nickel	Composite	Panel Mount	MIL-DTL-38999 Series III	Threaded	Shielded	Male Pins Receptacle			Composite		A		125 °C	-65 °C		Gold	Aerospace Aviation Military	50 µin	Crimp	Copper Alloy	Silver	23 mm	21 mm	13 A	UL94 V-0	Thermoplastic
Amphenol Aerospace Operations D38999/20MH32JB	H	Military	32	Waterproof	Flange				Nickel	Composite	Panel Mount	MIL-DTL-38999 Series III	Threaded	Shielded	Female Sockets Receptacle	32	23	Composite		B		125 °C	-65 °C		Gold	Aerospace Aviation Military	100 µin	Crimp	Copper Alloy				7.5 A	UL94 V-0	Thermoplastic
Amphenol Aerospace Operations D38999/20MH21BA	H	Military	21		Flange	16 S	For Female Sockets	Crimp	Electroless Nickel	Aluminum	Panel Mount	MIL-DTL-38999 Series III	Threaded	Shielded	Receptacle Housing			Composite	Silver	A											23 mm	21 mm
Amphenol Aerospace Operations D38999/20MH21JN-LC	H	Military	21	Environment Resistant	Flange	16 S	For Female Sockets	Crimp	Electroless Nickel	Composite	Panel Mount	MIL-DTL-38999 Series III	Threaded	Shielded	Receptacle Housing				Silver	N (Normal)	Circular	200 °C	-65 °C	Contacts Not Included							23 mm	21 mm

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