Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 53-16057-2 found under Clip Spring Tension by E P Barrus Limited. The National Stock Number assigned to this part is 5340015289784, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 53-16057-2.