409 Series - Dimcogray 3-prong pronged knob
| Part N° | Material | Unit system | Fastening gender | A | B | C | D | Thread length | Thread size |
| 4-409-001 | Thermoplastic | Imperial | Female | 2 | 15/16 | 5/8 | 1/4 | 7/16 | 1/4-20 |
| 4-409-002 | Thermoplastic | Imperial | Female | 2 | 15/16 | 5/8 | 1/4 | 7/16 | 5/16-18 |
| 4-409-003 | Thermoplastic | Imperial | Female | 2 | 15/16 | 5/8 | 1/4 | 1/2 | 3/8-16 |
| 4-409-004 | Thermoplastic | Imperial | Male | 2 | 15/16 | 5/8 | 1/4 | 3/4 | 5/16-18 |
| 4-409-005 | Thermoplastic | Imperial | Male | 2 | 15/16 | 5/8 | 1/4 | 5/8 | 5/16-18 |
| 4-409-006 | Thermoplastic | Imperial | Male | 2 | 15/16 | 5/8 | 1/4 | 1 | 3/8-16 |
| 4-409-008 | Thermoplastic | Imperial | Male | 2 | 15/16 | 5/8 | 1/4 | 3/4 | 3/8-16 |
| 4-409-009 | Thermoplastic | Imperial | Female | 2 | 15/16 | 5/8 | 1/4 | 1/2 | 3/8-24 |
| 4-409-011 | Thermoplastic | Imperial | Male | 2 | 15/16 | 5/8 | 1/4 | 7/8 | 1/4-20 |
| 4-409-012 | Thermoplastic | Imperial | Male | 2 | 15/16 | 5/8 | 1/4 | 1-1/4 | 3/8-16 |
| 4-409-014 | Thermoplastic | Metric | Male | 2 | 15/16 | 5/8 | 1/4 | 20 | M8-1.25 |
| 4-409-015 | Thermoplastic | Imperial | Male | 2 | 15/16 | 5/8 | 1/4 | 1-1/4 | 5/16-18 |
| 4-409-019 | Thermoplastic | Imperial | Male | 2 | 15/16 | 5/8 | 1/4 | 1/2 | 5/16-18 |
| 4-409-020 | Thermoplastic | Imperial | Male | 2 | 15/16 | 5/8 | 1/4 | 3/4 | 3/8-24 |