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| PartNumber | AT4073B | AT4073A | AT4072 |
| Description | Switch Bezels / Switch Caps .472" SQ CAP WHITE | Switch Bezels / Switch Caps .472" SQ CAP BLACK | Switch Bezels / Switch Caps PROTECTIVE GUARD |
| Manufacturer | NKK Switches | NKK Switches | NKK Switches |
| Product Category | Switch Bezels / Switch Caps | Switch Bezels / Switch Caps | Switch Bezels / Switch Caps |
| RoHS | Y | Y | Y |
| Product | Caps | Caps | Caps |
| Type | Button | Button | Safety Guard |
| For Use With | Pushbutton Switches | Pushbutton Switches | Pushbutton Switches |
| Designed for | UB Series | UB Series | YB Series |
| Color | White | Black | Black |
| Packaging | Bulk | Bulk | - |
| Height | 3 mm | 3 mm | 11.2 mm |
| Illumination | Illuminated | Illuminated | - |
| Length | 12 mm | 12 mm | 23.9 mm |
| Material | Polycarbonate (PC) | Polycarbonate (PC) | Polycarbonate (PC) |
| Series | UB AT | UB AT | YB AT |
| Termination Style | Snap On | Snap On | Snap On |
| Brand | NKK Switches | NKK Switches | NKK Switches |
| Product Type | Switch Bezels / Switch Caps | Switch Bezels / Switch Caps | Switch Bezels / Switch Caps |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Switch Accessories | Switch Accessories | Switch Accessories |
| Part # Aliases | AT-4073-W | AT-4073-K4F-K | AT-4072 |
| Unit Weight | - | 0.016014 oz | 0.080001 oz |
| Width | - | - | 22.9 mm |