| PartNumber | AT3021C | AT3021B | AT3021A |
| Description | Switch Bezels / Switch Caps RED CAP JP SERIES | Switch Bezels / Switch Caps IVORY CAP JP SERIES | Switch Bezels / Switch Caps BLACK CAP JP SERIES |
| Manufacturer | NKK Switches | NKK Switches | - |
| Product Category | Switch Bezels / Switch Caps | Switch Bezels / Switch Caps | - |
| RoHS | Y | Y | - |
| Product | Caps | Caps | - |
| Type | Flat | Flat | - |
| For Use With | Tactile Switches | Tactile Switches | - |
| Designed for | JP Series | JP Series | - |
| Color | Red | White | - |
| Height | 6.8 mm | 6.8 mm | - |
| Length | 22 mm | 22 mm | - |
| Material | Polyphenylene Oxide (PPO) | Polyphenylene Oxide (PPO) | - |
| Series | JP AT | JP AT | - |
| Termination Style | Snap In | Snap In | - |
| Width | 18 mm | 18 mm | - |
| Brand | NKK Switches | NKK Switches | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Product Type | Switch Bezels / Switch Caps | Switch Bezels / Switch Caps | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Switch Accessories | Switch Accessories | - |
| Part # Aliases | JP-AR | JP-AA | - |