Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AAB00232 found under Washer Trunnion by Kline Manufacturing Co Inc. The National Stock Number assigned to this part is 3120009497486, and the Federal Supply Class is 3120 Bearings Plain Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like AAB00232.