Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A1-25-0020 found under Grommet Blank Nonmetallic by Acr Electronics Inc. The National Stock Number assigned to this part is 5325002691344, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A1-25-0020.