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| Part Number | TT253NC | TT253N | TT253X | TT253Z | TT253 |
| Manufacturer | Switchcraft Inc. | Switchcraft Inc. | Switchcraft Inc. | Switchcraft Inc. | Switchcraft Inc. |
| Series | TT-Plug® | TT-Plug® | TT-Plug® | TT-Plug® | TT-Plug® |
| Packaging | Bulk | Bulk | Bulk | Bulk | Bulk |
| Product Status | Active | Active | Active | Obsolete | Obsolete |
| Connector Type | Phone Plug | Phone Plug | Phone Plug | Phone Plug | Phone Plug |
| Gender | Male | Male | Male | Male | Male |
| Signal Lines | Stereo (3 Conductor, TRS) | Stereo (3 Conductor, TRS) | Stereo (3 Conductor, TRS) | Stereo (3 Conductor, TRS) | Stereo (3 Conductor, TRS) |
| Industry Recognized Mating Diameter | 4.39mm (0.173") | 4.39mm (0.173") | 4.39mm (0.173") | 4.39mm (0.173") | 4.39mm (0.173") |
| Actual Diameter | 0.173" (4.39mm) | 0.173" (4.39mm) | 0.173" (4.39mm) | 0.173" (4.39mm) | 0.173" (4.39mm) |
| Number of Positions/Contacts | 3 Conductors, 3 Contacts | 3 Conductors, 3 Contacts | 3 Conductors, 3 Contacts | 3 Conductors, 3 Contacts | 3 Conductors, 3 Contacts |
| Internal Switch(s) | Does Not Contain Switch | Does Not Contain Switch | Does Not Contain Switch | Does Not Contain Switch | Does Not Contain Switch |
| Mounting Type | Free Hanging (In-Line) | Free Hanging (In-Line) | Free Hanging (In-Line) | Free Hanging (In-Line) | Free Hanging (In-Line) |
| Termination | Solder Cup | Screw | Screw | Screw | Screw |
| Shielding | Unshielded | Unshielded | Shielded | Unshielded | Unshielded |
| Features | Internal Interlock | Internal Interlock | - | - | - |
| Insulation Color | - | - | - | - | - |
| Operating Temperature | - | - | - | - | - |
| Grade | - | - | - | - | - |
| Qualification | - | - | - | - | - |
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