Part Number: 10376G-36 (Earphone assembly 275 ohms) Part Number: 10376G-37 (Earphone asseml) Part Number: 10376G-41 (Earphone assembly 60 ohm) Part Number: 10376G-46 (Earphone assembly w/sstl ret.) Part Number: 10376G-47 (Earphone,sstl w) Part Number: 10376G-51 (Packaged as 10376g-30) Part Number: 10376G-52 (Earphone,dc 19) Part Number: 10376G-55 (Earphone assy,) Part Number: 10376G-57 (Earphone assy,) Part Number: 10376G-59 (Earphone,dc 19) Part Number: 10376-SS-1032 (No description) Part Number: 10376-SS-1032-7 (No description) Part Number: 10376TG17 (Earphone assy) Part Number: 10377 (No description)