Amerline’s heavy-duty connectors are the largest size cylindricals. Designed and manufactured to meet the demands of heavy power interconnections, our AEC 22992 commercial series is highly suitable for industrial or military applications. These heavy-duty connectors are made of high-strength aluminum, which allows them to withstand the high impact required for harsh environments.
AEC 22992
Commercial Series

AEC 22992 Products
AEC 90555
Wall Mounting Receptacle

AEC 90556
Straight Plug

AEC 90557
Cable Connecting Receptacle

AEC 90558
Wall Mount Plug with Coupling Ring

RESOURCES
AEC 22992 Commercial Series
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Part Number Explanation
Part Number Explanation
Part Number Explanation
Prefix Contact Type Alternate Insert Position AEC (Amerline Enterprises Co.) P = Pin/Male contacts Blank (Normal) MS (Military Standard) S = Socket/Female contacts W, X, Y, Z -
Shell Style
Shell Style
Shell Style
MS Number Description AEC90555 Wall mounting receptacle AEC90556 Straight plug AEC90557 Cable connecting receptacle AEC90558 Wall mount plug with coupling ring -
AEC 22992 Part Number Cross Reference
AEC 22992 Part Number Cross Reference
AEC 22992 Part Number Cross Reference
MIL Spec. Amerline MS90555 AEC90555 MS90556 AEC90556 MS90557 AEC90557 MS90558 AEC90558 -
Current Rating
Current Rating
Current Rating
Shell Size Size 28 Size 32 Size 44 Size 52 Current Rating (Amperes) 40 A 60 A 100 A 200 A -
Material / Finish
Material / Finish
Material / Finish
Shell Aluminum alloy, olive drab chromate coating over cadmium or zinc plating Insulator Synthetic rubber Contacts Copper alloy, Silver Plated Shell Finish C – conductive / N – nonconductive -
Alternative Insert Positions
Alternative Insert Positions
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AEC 22992 Contact Arrangements
AEC 22992 Contact Arrangements

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