| PartNumber | AT4080KR | AT4081 | AT4080 |
| Description | Switch Hardware KEY RING FOR AT4080 KEYS | Switch Hardware ACTUATOR KEY FOR SK SERIES | Switch Hardware PLASTIC HNDL KEY SK PROCESS SLD KEYLOCK |
| Manufacturer | NKK Switches | NKK Switches | - |
| Product Category | Switch Hardware | Switch Hardware | - |
| RoHS | Y | Y | - |
| Product | Hardware | Hardware | - |
| Type | Key | Key | - |
| For Use With | Keylock Switches | Keylock Switches | - |
| Designed for | SK Series | SK Series | - |
| Termination Style | Snap On | Snap On | - |
| Material | Brass Alloy | Zinc Alloy | - |
| Series | AT | SKPM AT | - |
| Brand | NKK Switches | NKK Switches | - |
| Product Type | Switch Hardware | Switch Hardware | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Switch Accessories | Switch Accessories | - |
| Part # Aliases | AT-9409-027M | AT-4081 | - |
| Packaging | - | Bulk | - |
| Height | - | 1.8 mm | - |
| Length | - | 23.6 mm | - |
| Width | - | 17 mm | - |
| Mounting Style | - | Through Hole | - |
| Unit Weight | - | 0.032029 oz | - |