Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PL-315274 PC 73 found under Screw Cap Socket He by Oldenburg Group Incorporated. The National Stock Number assigned to this part is 5305013693839, and the Federal Supply Class is 5305 Screws. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PL-315274 PC 73.