**MS51957, NAS-1635 Phil Pan Machine Screw**
* **Size:** 5/16-18x1 3/4
* **Thread:** Coarse full thread
* **Material:** 300 Series stainless steel
* **Head:** Phil pan
* **Drive:** Phillips
* **Finish:** DFAR compliant
* **Features:**
* High strength and corrosion resistance
* Full thread for maximum holding power
* Phil pan head for easy installation and countersinking
* DFAR compliant for use in military and aerospace applications
* Ideal for applications requiring secure fastening in harsh environments