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| PartNumber | 1977066-1 | 1977067-1 | 1977063-1 |
| Description | Tactile Switches FSMMSHP=R/A TACT SWITCH, SMT W/LOC. PEGS | Tactile Switches FSMMSH=R/A TACT SWITCH, SMT W/OUT PEGS | Toggle Switches MARKED BASE TERM |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity |
| Product Category | Tactile Switches | Tactile Switches | Toggle Switches |
| Illuminated | Non-Illuminated | Non-Illuminated | Non-Illuminated |
| Illumination Color | - | - | - |
| Lamp Type | - | - | - |
| Brand | TE Connectivity | TE Connectivity | TE Connectivity / Alcoswitch |
| Product Type | Tactile Switches | Tactile Switches | Toggle Switches |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Switches | Switches | Switches |
| Part # Aliases | 1977066-1 | 1977067-1 | 1977063-1 |