490 Series - Dimcogray 5-star lobed knob
| Part N° | Material | Unit system | Fastening gender | A | B | C | D | Thread length | Thread size |
| 4-490-001 | Thermoplastic | Imperial | Female | 2-1/4 | 1 | 7/8 | 1/2 | 1/2 | 1/4-20 |
| 4-490-002 | Thermoplastic | Imperial | Female | 2-1/4 | 1 | 7/8 | 1/2 | 5/8 | 5/16-18 |
| 4-490-003 | Thermoplastic | Imperial | Female | 2-1/4 | 1 | 7/8 | 1/2 | 1/2 | 3/8-16 |
| 4-490-004 | Thermoplastic | Imperial | Male | 2-1/4 | 1 | 7/8 | 1/2 | 1/2 | 5/16-18 |
| 4-490-005 | Thermoplastic | Imperial | Female | 2-1/4 | 1 | 7/8 | 1/2 | 5/8 | 3/8-24 |
| 4-490-007 | Thermoplastic | Imperial | Male | 2-1/4 | 1 | 7/8 | 1/2 | 1/2 | 5/16-18 |
| 4-490-011 | Thermoplastic | Imperial | Female | 2-1/4 | 1 | 7/8 | 1/2 | 15/32 | 1/4 |
| 4-490-012 | Thermoplastic | Imperial | Male | 2-1/4 | 1 | 7/8 | 1/2 | 1-3/8 | 3/8-16 |
| 4-490-015 | Thermoplastic | Imperial | Male | 2-1/4 | 1 | 7/8 | 1/2 | 1-1/4 | 5/16-18 |