512 Series - Dimcogray round knurled knob
| Part N° | Material | Unit system | Fastening gender | A | B | C | D | Thread length | Thread size |
| 4-512-006 | Thermoplastic | Imperial | Female | 5/8 | 9/16 | 7/16 | 3/8 | 5/16 | 10-32 |
| 4-512-007 | Thermoplastic | Imperial | Female | 5/8 | 9/16 | 7/16 | 3/8 | 5/16 | 10-24 |
| 4-512-008 | Thermoplastic | Metric | Male | 5/8 | 9/16 | 7/16 | 3/8 | 10 | M4-.7 |
| 4-512-009 | Thermoplastic | Imperial | Male | 5/8 | 9/16 | 7/16 | 3/8 | 5/8 | 10-24 |
| 4-512-010 | Thermoplastic | Imperial | Female | 5/8 | 9/16 | 7/16 | 3/8 | 5/16 | 8-32 |
| 4-512-011 | Thermoplastic | Imperial | Male | 5/8 | 9/16 | 7/16 | 3/8 | 3/8 | 8-32 |
| 4-512-012 | Thermoplastic | Imperial | Male | 5/8 | 9/16 | 7/16 | 3/8 | 1/2 | 10-32 |
| 4-512-013 | Thermoplastic | Imperial | Female | 5/8 | 9/16 | 7/16 | 3/8 | 5/16 | 6-32 |