Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 72185 found under Contact Electrical by American Telephone And Telegraph Co. The National Stock Number assigned to this part is 5999001920009, and the Federal Supply Class is 5999 Miscellaneous Electrical And Electronic Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 72185.