| PartNumber | AT4146-001 | AT4146-002 | AT4146-003 |
| Description | Switch Hardware KEY CKM-001 | Switch Hardware TUBULAR KEY #002 FOR CKM KEYLOCKS | Switch Hardware KEY CKM-003 |
| Manufacturer | NKK Switches | NKK Switches | NKK Switches |
| Product Category | Switch Hardware | Accessories | Accessories |
| RoHS | Y | - | - |
| Product | Hardware | - | - |
| Type | Key | - | - |
| For Use With | Keylock Switches | - | - |
| Designed for | CK Series | - | - |
| Packaging | Bulk | - | - |
| Color | Black | - | - |
| Height | 3.5 mm | - | - |
| Illumination | None | - | - |
| Length | 33.5 mm | - | - |
| Material | Brass | - | - |
| Series | CK AT | - | - |
| Width | 26 mm | - | - |
| Brand | NKK Switches | - | - |
| Product Type | Switch Hardware | - | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Switch Accessories | - | - |
| Part # Aliases | AT-4146-001 | - | - |
| For Use With Related Products | - | CKM Series Tubular Key | CKM Series Tubular Key |
| Accessory Type | - | Replacement Key | Replacement Key |
| Size Dimension | - | - | - |
| Thread Size | - | - | - |
| Shaft Size | - | - | - |