597 Series - Dimcogray round push-pull knob
| Part N° | Material | Unit system | Fastening gender | A | B | C | D | Thread length | Thread size |
| 3-597-001 | Thermoplastic | Imperial | Female | 3/4 | 3/4 | 1/2 | 21/32 | 5/16 | 6-32 |
| 3-597-002 | Thermoplastic | Imperial | Female | 3/4 | 3/4 | 1/2 | 21/32 | 5/16 | 8-32 |
| 3-597-003 | Thermoplastic | Imperial | Female | 3/4 | 3/4 | 1/2 | 21/32 | 5/16 | 10-32 |
| 3-597-004 | Thermoplastic | Imperial | Female | 3/4 | 3/4 | 1/2 | 21/32 | 5/16 | 1/4-20 |
| 3-597-005 | Phenolic | Imperial | Female | 3/4 | 3/4 | 1/2 | 21/32 | 5/16 | 10-24 |
| 3-597-013 | Thermoplastic | Imperial | Female | 3/4 | 3/4 | 1/2 | 21/32 | 5/16 | 1/4-28 |
| 3-597-017 | Thermoplastic | Imperial | Male | 3/4 | 3/4 | 1/2 | 21/32 | 1/2 | 1/4-20 |
| 3-597-019 | Thermoplastic | Imperial | Male | 3/4 | 3/4 | 1/2 | 21/32 | 1/4 | 8-32 |
| 3-597-020 | Thermoplastic | Imperial | Female | 3/4 | 3/4 | 1/2 | 21/32 | 5/16 | 3/16 |
| 4-597-001 | Thermoplastic | Imperial | Female | 1-3/8 | 7/8 | 5/8 | 21/32 | .45 | .272 |