Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 20000735 found under Screw Push Lever Sp by Waltham Clock Co Inc. The National Stock Number assigned to this part is 5305005361565, and the Federal Supply Class is 5305 Screws. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 20000735.