Large easy-grip phenolic knob that is excellent for either fine-adjustment or high-torque applications. Molded-in brass insert provides superior thread strength. Choice of two knob sizes, both with tapped-hole size 3/8-16. Non-standard thread sizes, reamed holes, or molded-in studs, are available in quantities of 500 and above. Made in USA.


3/8-16 3/8-16




| ITEM | MATERIAL | HEAT TREAT | FINISH | DFARS | RoHS |
| Fluted Knobs – Tapped with Short Hub (Phenolic) | Black phenolic plastic (glossy smooth finish, extremely hard, electrical insulator, operating temperatures to 300 Degree, resistant to oils and most common chemicals) | - | Molded-in Brass Insert | ✔ | ✔ |
| Part Number | A DIA | B | C DIA | D | E THREAD | F THREAD DEPTH |
| CL-666-PFK-PACKOF2 | 2-3/8 | 13/16 | 3/4 | 1/8 | 3/8-16 | 1/2 |