Part Number: 121A-2 (Ap emergency disconnect) Part Number: 121A20-00M (Ne) Part Number: 121A2000MKA (Cross to optifuse. call for deli) Part Number: 121A2000PKA (Cross to optifuse. call for deli) Part Number: 121A20779X (Typ e 32 pos m r/a din41612) Part Number: 121A20789X (Typ e 32 pos m r/a 5.08mm spac) Part Number: 121A20809X (32p m r/a ty e 5.08mm spacing) Part Number: 121A20819X (No description) Part Number: 121A20829X (No description) Part Number: 121A20839X (Din conn male type b angled/clip) Part Number: 121A20849X (Din conn male type b angled/clip) Part Number: 121A20859X (No description) Part Number: 121A20869X (Din conn male type b angled/clip) Part Number: 121A20-86M (Ne)