Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number P-B-172 TY1CL1CP5 found under Belt Abrasive by General Services Administration Inc. The National Stock Number assigned to this part is 5345002643469, and the Federal Supply Class is 5345 Disks And Stones Abrasive. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like P-B-172 TY1CL1CP5.