Type 152B. ¼" Female Stereo Input Jack 3-conductor. Thick panel-mount jack with cable clamp. Brass finish.
| Mounting Bushing | Nickel-plated copper alloy with knurled flange. |
| Insulating Spacer | Rigid plastic |
| Insulator / Spring Mount | Thermoplastic |
| Springs | Copper alloy |
| Terminals | Tip: copper alloy. Ring: copper alloy |
| Sleeve | Steel, tin-plated |
| Hardware | One nickel-plated copper alloy hex nut and one nickel-plated copper alloy flat washer |