Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 0SSM 253-1 found under Connector Receptacl by Macom. The National Stock Number assigned to this part is 5935003358413, and the Federal Supply Class is 5935 Connectors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 0SSM 253-1.