Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NN20-3PC32 found under Washer Spring Tension by Alfa Laval Inc. The National Stock Number assigned to this part is 5310004691093, and the Federal Supply Class is 5310 Nuts And Washers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like NN20-3PC32.