| PartNumber | AT455B | AT455H | AT455A |
| Description | Switch Cases / Switch Covers WHITE ROUND SHROUD FOR MB20, SCB | Switch Cases / Switch Covers GRAY ROUND SHROUD | Switch Cases / Switch Covers ROUND BLACK SHROUD |
| Manufacturer | NKK Switches | NKK Switches | NKK Switches |
| Product Category | Switch Cases / Switch Covers | Switch Cases / Switch Covers | Accessories |
| RoHS | Y | Y | - |
| Product | Covers | Covers | - |
| Type | Housing | Housing | - |
| For Use With | Pushbutton Switches | Pushbutton Switches | - |
| Designed for | MB20, SCB Series | MB20, SCB Series | - |
| Color | White | Gray | - |
| Height | 12 mm | 12 mm | - |
| Material | Polycarbonate (PC) | Polycarbonate (PC) | - |
| Series | AT | AT | - |
| Termination Style | Snap On | Snap On | - |
| Width | 22 mm | 22 mm | - |
| Brand | NKK Switches | NKK Switches | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Product Type | Switch Cases / Switch Covers | Switch Cases / Switch Covers | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Switch Accessories | Switch Accessories | - |
| Part # Aliases | AT-455-W | AT-455-G | - |
| For Use With Related Products | - | - | - |
| Accessory Type | - | - | - |
| Size Dimension | - | - | - |
| Thread Size | - | - | - |
| Shaft Size | - | - | - |