Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number UGR4-20231 found under Connector Receptacle Electrical by Killark Electric Mfg Co. The National Stock Number assigned to this part is 5935016534003, 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 UGR4-20231.