AMPHENOL MS3181-12CA / MS318112CA (NEW IN BOX) DUST CAP W/ CHAIN, RECEPTACLE, SIZE 12; ACCESSORY TYPE:DUST CAP WITH CHAIN; FOR USE WITH:MIL-DTL-26482 SERIES CIRCULAR RECEPTACLE CONNECTORS; CONNECTOR BODY MATERIAL:ALUMINUM ALLOY BODY; PRODUCT RANGE:- ROHS COMPLIANT: YES.